{
  "retrieved_at": "2026-09-28",
  "sources": [
    {
      "source_id": "delhi_household",
      "city": "Delhi",
      "role": "household",
      "publisher": "MoSPI",
      "title": "Government household-consumption survey",
      "url": "https://mospi.gov.in/sites/default/files/publication_reports/HCES%20FactSheet%202023-24.pdf",
      "observation_period": "2023-24",
      "retrieved_at": "2026-09-23",
      "geography": "India / state-urban tables",
      "source_type": "official",
      "geography_match": "national_or_state_proxy",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 2,
      "independence_cluster": "mospi",
      "upstream_dataset": "Government household-consumption survey",
      "dedup_checked": true,
      "url_verification": "SEARCH_RESULT_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "SEARCH_RECONFIRMED",
      "external_verification_note": "Direct crawler could not reliably fetch the page in this audit environment; current search indexing reconfirmed the exact source/title or official source page.",
      "observation_summary": "Government household-consumption survey — used as household evidence for Delhi. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "delhi_rent",
      "city": "Delhi",
      "role": "rent",
      "publisher": "Housing.com",
      "title": "Current 1BHK asking-rent market evidence",
      "url": "https://housing.com/rent/1bhk-flats-for-rent-in-sarita-vihar-new-delhi-C2Pt3tvahmko3r5j3v",
      "observation_period": "2026-09",
      "retrieved_at": "2026-09-23",
      "geography": "Delhi / Sarita Vihar sample",
      "source_type": "market_index",
      "geography_match": "city_submarket",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "housing_com",
      "upstream_dataset": "Current 1BHK asking-rent market evidence",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Current 1BHK asking-rent market evidence — used as rent evidence for Delhi. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "delhi_transit",
      "city": "Delhi",
      "role": "transit",
      "publisher": "Metro2Go",
      "title": "Delhi Metro fare table based on current DMRC fares",
      "url": "https://www.metro2go.in/en/delhi/metro/fares",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Delhi Metro",
      "source_type": "secondary",
      "geography_match": "city",
      "quality_score": 1,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "metro2go",
      "upstream_dataset": "Delhi Metro fare table based on current DMRC fares",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Delhi Metro fare table based on current DMRC fares — used as transit evidence for Delhi. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "shanghai_household",
      "city": "Shanghai",
      "role": "household",
      "publisher": "Shanghai Municipal Statistics",
      "title": "Resident income and consumption release",
      "url": "https://tjj.sh.gov.cn/ydsj71/20260120/39ae4cd58421478d897b739d83f39c10.html",
      "observation_period": "2025",
      "retrieved_at": "2026-09-23",
      "geography": "Shanghai",
      "source_type": "official",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 3,
      "independence_cluster": "shanghai_municipal_statistics",
      "upstream_dataset": "Resident income and consumption release",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Resident income and consumption release — used as household evidence for Shanghai. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "shanghai_rent",
      "city": "Shanghai",
      "role": "rent",
      "publisher": "CREPRICE",
      "title": "Shanghai residential-rent index",
      "url": "https://www.creprice.cn/report/sh/2026-06.html",
      "observation_period": "2026-06",
      "retrieved_at": "2026-09-23",
      "geography": "Shanghai",
      "source_type": "market_index",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "creprice",
      "upstream_dataset": "Shanghai residential-rent index",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Shanghai residential-rent index — used as rent evidence for Shanghai. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "shanghai_transit",
      "city": "Shanghai",
      "role": "transit",
      "publisher": "Shanghai Municipal Government",
      "title": "Public transport / Metro fare guidance",
      "url": "https://english.shanghai.gov.cn/en-Individuals-Transportation-PublicTransport/20260813/f257d5c373db4da3a8bde717b9f46b27.html",
      "observation_period": "2026-08",
      "retrieved_at": "2026-09-23",
      "geography": "Shanghai",
      "source_type": "official",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "shanghai_municipal_government",
      "upstream_dataset": "Public transport / Metro fare guidance",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Public transport / Metro fare guidance — used as transit evidence for Shanghai. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "beijing_household",
      "city": "Beijing",
      "role": "household",
      "publisher": "Beijing Municipal Government",
      "title": "Resident income and consumption release",
      "url": "https://www.beijing.gov.cn/renwen/bjgk/rmsh/202603/t20260327_4567665.html",
      "observation_period": "2025",
      "retrieved_at": "2026-09-23",
      "geography": "Beijing",
      "source_type": "official",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 3,
      "independence_cluster": "beijing_municipal_government",
      "upstream_dataset": "Resident income and consumption release",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Resident income and consumption release — used as household evidence for Beijing. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "beijing_rent",
      "city": "Beijing",
      "role": "rent",
      "publisher": "CREPRICE",
      "title": "Beijing residential-rent index",
      "url": "https://www.creprice.cn/report/bj/2026-07.html",
      "observation_period": "2026-07",
      "retrieved_at": "2026-09-23",
      "geography": "Beijing",
      "source_type": "market_index",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "creprice",
      "upstream_dataset": "Beijing residential-rent index",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Beijing residential-rent index — used as rent evidence for Beijing. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "beijing_transit",
      "city": "Beijing",
      "role": "transit",
      "publisher": "Beijing Municipal Government",
      "title": "Subway fare notice for passengers",
      "url": "https://english.beijing.gov.cn/specials/beijinglifeonthesubway/noticeforpassengers/202504/t20250423_4072294.html",
      "observation_period": "2025-04",
      "retrieved_at": "2026-09-23",
      "geography": "Beijing",
      "source_type": "official",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 3,
      "independence_cluster": "beijing_municipal_government",
      "upstream_dataset": "Subway fare notice for passengers",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Subway fare notice for passengers — used as transit evidence for Beijing. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "dhaka_household",
      "city": "Dhaka",
      "role": "household",
      "publisher": "Bangladesh Bureau of Statistics",
      "title": "Household Income and Expenditure Survey 2022 — Final Report",
      "url": "https://file-dhaka.portal.gov.bd/uploads/6b5cf828-0eac-4674-8baa-964766a799b1/65c/9cf/210/65c9cf210814f395142116.pdf",
      "observation_period": "2022",
      "retrieved_at": "2026-09-23",
      "geography": "Dhaka Division tables plus national urban household tables",
      "source_type": "official",
      "geography_match": "regional_proxy",
      "quality_score": 3,
      "freshness_score": 1,
      "definition_match_score": 2,
      "independence_cluster": "bangladesh_bureau_of_statistics",
      "upstream_dataset": "Household Income and Expenditure Survey 2022",
      "dedup_checked": true,
      "url_verification": "SEARCH_RESULT_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "SEARCH_RECONFIRMED",
      "external_verification_note": "Direct crawler could not reliably fetch the page in this audit environment; current search indexing reconfirmed the exact source/title or official source page.",
      "observation_summary": "Household Income and Expenditure Survey 2022 — Final Report — used as household evidence for Dhaka. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "dhaka_rent",
      "city": "Dhaka",
      "role": "rent",
      "publisher": "Bikroy",
      "title": "Current Dhaka 1-bedroom rental listings",
      "url": "https://bikroy.com/dhaka/42-flats-for-rent/1-bedroom",
      "observation_period": "2026-09",
      "retrieved_at": "2026-09-23",
      "geography": "Dhaka",
      "source_type": "market_listings",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "bikroy",
      "upstream_dataset": "Current Dhaka 1-bedroom rental listings",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Current Dhaka 1-bedroom rental listings — used as rent evidence for Dhaka. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "dhaka_transit",
      "city": "Dhaka",
      "role": "transit",
      "publisher": "Dhaka Mass Transit Company Limited",
      "title": "Metro fare information",
      "url": "https://dmtcl.gov.bd/pages/static-pages/6922df5a933eb65569e2169f",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Dhaka Metro",
      "source_type": "official",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "dhaka_mass_transit_company_limited",
      "upstream_dataset": "Metro fare information",
      "dedup_checked": true,
      "url_verification": "SEARCH_RESULT_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "SEARCH_RECONFIRMED",
      "external_verification_note": "Direct crawler could not reliably fetch the page in this audit environment; current search indexing reconfirmed the exact source/title or official source page.",
      "observation_summary": "Metro fare information — used as transit evidence for Dhaka. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "istanbul_household",
      "city": "Istanbul",
      "role": "household",
      "publisher": "Turkish Statistical Institute (TurkStat / TÜİK)",
      "title": "Household Consumption Expenditures 2025",
      "url": "https://veriportali.tuik.gov.tr/en/press/58010",
      "observation_period": "2025",
      "retrieved_at": "2026-09-23",
      "geography": "Türkiye; household-size tables include one-person households",
      "source_type": "official",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "turkstat",
      "upstream_dataset": "Household Budget Survey 2025 / Household Consumption Expenditures 2025",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Household Consumption Expenditures 2025 — used as household evidence for Istanbul. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "istanbul_rent",
      "city": "Istanbul",
      "role": "rent",
      "publisher": "Emlakjet / Endeksa",
      "title": "Istanbul residential rent market report",
      "url": "https://www.emlakjet.com/blog/istanbulda-kiralar-turkiye-ortalamasini-623-asti",
      "observation_period": "2026-08",
      "retrieved_at": "2026-09-23",
      "geography": "Istanbul",
      "source_type": "market_index",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "emlakjet_endeksa",
      "upstream_dataset": "Istanbul residential rent market report",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Istanbul residential rent market report — used as rent evidence for Istanbul. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "istanbul_transit",
      "city": "Istanbul",
      "role": "transit",
      "publisher": "Istanbul Metropolitan Municipality TUHIM",
      "title": "Public-transport fare tariffs",
      "url": "https://tuhim.ibb.gov.tr/ucret-tarifeler/",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Istanbul",
      "source_type": "official",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "istanbul_metropolitan_municipality_tuhim",
      "upstream_dataset": "Public-transport fare tariffs",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Public-transport fare tariffs — used as transit evidence for Istanbul. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "mumbai_household",
      "city": "Mumbai",
      "role": "household",
      "publisher": "MoSPI",
      "title": "Government household-consumption survey",
      "url": "https://mospi.gov.in/sites/default/files/publication_reports/HCES%20FactSheet%202023-24.pdf",
      "observation_period": "2023-24",
      "retrieved_at": "2026-09-23",
      "geography": "India / Maharashtra urban tables",
      "source_type": "official",
      "geography_match": "state_proxy",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 2,
      "independence_cluster": "mospi",
      "upstream_dataset": "Government household-consumption survey",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Government household-consumption survey — used as household evidence for Mumbai. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "mumbai_rent",
      "city": "Mumbai",
      "role": "rent",
      "publisher": "Housing.com",
      "title": "Current Mumbai 1BHK asking-rent listings",
      "url": "https://housing.com/rent/1bhk-flats-for-rent-in-mumbai-india-C2Pskwz0ocdh7q42r5",
      "observation_period": "2026-09",
      "retrieved_at": "2026-09-23",
      "geography": "Mumbai",
      "source_type": "market_listings",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "housing_com",
      "upstream_dataset": "Current Mumbai 1BHK asking-rent listings",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Current Mumbai 1BHK asking-rent listings — used as rent evidence for Mumbai. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "mumbai_transit",
      "city": "Mumbai",
      "role": "transit",
      "publisher": "Reliance Mumbai Metro",
      "title": "Mumbai Metro fares",
      "url": "https://www.reliancegroupindia.com/web/reliance-mumbai-metro/fares",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Mumbai",
      "source_type": "operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "reliance_mumbai_metro",
      "upstream_dataset": "Mumbai Metro fares",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Mumbai Metro fares — used as transit evidence for Mumbai. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "lagos_household",
      "city": "Lagos",
      "role": "household",
      "publisher": "National Bureau of Statistics Nigeria",
      "title": "General Household Survey 2023/24",
      "url": "https://www.nigerianstat.gov.ng/elibrary/read/1241588",
      "observation_period": "2023-24",
      "retrieved_at": "2026-09-23",
      "geography": "Nigeria / urban household evidence",
      "source_type": "official",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 1,
      "independence_cluster": "national_bureau_of_statistics_nigeria",
      "upstream_dataset": "General Household Survey 2023/24",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "General Household Survey 2023/24 — used as household evidence for Lagos. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "lagos_rent",
      "city": "Lagos",
      "role": "rent",
      "publisher": "Nigeria Property Centre",
      "title": "Lagos 1-bedroom rental market trends",
      "url": "https://nigeriapropertycentre.com/market-trends/average-prices/for-rent/flats-apartments/lagos?bedrooms=1",
      "observation_period": "2026-09",
      "retrieved_at": "2026-09-23",
      "geography": "Lagos",
      "source_type": "market_index",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "nigeria_property_centre",
      "upstream_dataset": "Lagos 1-bedroom rental market trends",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Lagos 1-bedroom rental market trends — used as rent evidence for Lagos. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "lagos_transit",
      "city": "Lagos",
      "role": "transit",
      "publisher": "LAMATA",
      "title": "Lagos regulated bus fares",
      "url": "https://www.lamata-ng.com/bus-fare/",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Lagos",
      "source_type": "official",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "lamata",
      "upstream_dataset": "Lagos regulated bus fares",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Lagos regulated bus fares — used as transit evidence for Lagos. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "tokyo_household",
      "city": "Tokyo",
      "role": "household",
      "publisher": "Statistics Bureau of Japan",
      "title": "Family Income and Expenditure Survey 2025",
      "url": "https://www.stat.go.jp/english/data/tanshin/et25.html",
      "observation_period": "2025",
      "retrieved_at": "2026-09-23",
      "geography": "Japan / one-person tables and Tokyo checks",
      "source_type": "official",
      "geography_match": "national_with_city_checks",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 2,
      "independence_cluster": "statistics_bureau_of_japan",
      "upstream_dataset": "Family Income and Expenditure Survey 2025",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Family Income and Expenditure Survey 2025 — used as household evidence for Tokyo. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "tokyo_rent",
      "city": "Tokyo",
      "role": "rent",
      "publisher": "AtHome",
      "title": "Tokyo 23-ward residential asking-rent series",
      "url": "https://www.athome.co.jp/corporate/news/data/market/chintai-yachin-202607/",
      "observation_period": "2026-07",
      "retrieved_at": "2026-09-23",
      "geography": "Tokyo 23 wards",
      "source_type": "market_index",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "athome",
      "upstream_dataset": "Tokyo 23-ward residential asking-rent series",
      "dedup_checked": true,
      "url_verification": "SEARCH_RESULT_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "SEARCH_RECONFIRMED",
      "external_verification_note": "Direct crawler returned 404, but the exact July 2026 AtHome release is currently indexed at the same URL and title.",
      "observation_summary": "Tokyo 23-ward residential asking-rent series — used as rent evidence for Tokyo. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "tokyo_transit",
      "city": "Tokyo",
      "role": "transit",
      "publisher": "Tokyo Metro",
      "title": "Regular ticket / fare information",
      "url": "https://www.tokyometro.jp/lang_en/ticket/types/regular/index.html",
      "observation_period": "2026",
      "retrieved_at": "2026-09-29",
      "geography": "Tokyo",
      "source_type": "operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "tokyo_metro",
      "upstream_dataset": "Regular ticket / fare information",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-29",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit. Numeric observations rechecked/captured in the V7.0 evidence pass on 2026-09-29.",
      "observation_summary": "Tokyo Metro current distance-based ticket and IC-card fare schedule. Monthly CLC transit is a normalized commuter budget, not a monthly pass quote.",
      "observation_values": [
        {
          "metric": "regular ticket fare range",
          "low": 180,
          "high": 330,
          "unit": "JPY/ride",
          "period": "current 2026"
        },
        {
          "metric": "IC card fare range",
          "low": 178,
          "high": 324,
          "unit": "JPY/ride",
          "period": "current 2026"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "s_o_paulo_household",
      "city": "São Paulo",
      "role": "household",
      "publisher": "Fipe IPC",
      "title": "São Paulo Consumer Price Index / household basket",
      "url": "https://www.fipe.org.br/pt-br/indices/ipc",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "São Paulo",
      "source_type": "research_index",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "fipe_ipc",
      "upstream_dataset": "São Paulo Consumer Price Index / household basket",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "São Paulo Consumer Price Index / household basket — used as household evidence for São Paulo. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "s_o_paulo_rent",
      "city": "São Paulo",
      "role": "rent",
      "publisher": "FipeZAP",
      "title": "Residential rental index",
      "url": "https://www.fipe.org.br/pt-br/indices/fipezap",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "São Paulo",
      "source_type": "market_index",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "fipezap",
      "upstream_dataset": "Residential rental index",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Residential rental index — used as rent evidence for São Paulo. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "s_o_paulo_transit",
      "city": "São Paulo",
      "role": "transit",
      "publisher": "SPTrans",
      "title": "São Paulo public transport fares",
      "url": "https://www.sptrans.com.br/tarifas",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "São Paulo",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "sptrans",
      "upstream_dataset": "São Paulo public transport fares",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "São Paulo public transport fares — used as transit evidence for São Paulo. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "jakarta_household",
      "city": "Jakarta",
      "role": "household",
      "publisher": "BPS DKI Jakarta",
      "title": "Population Consumption Patterns 2025",
      "url": "https://jakarta.bps.go.id/en/publication/2026/05/26/96cd1e1d9b93888ce5ce98b6/pola-konsumsi-penduduk-provinsi-dki-jakarta-2025",
      "observation_period": "2025",
      "retrieved_at": "2026-09-23",
      "geography": "DKI Jakarta",
      "source_type": "official",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 3,
      "independence_cluster": "bps_dki_jakarta",
      "upstream_dataset": "Population Consumption Patterns 2025",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Population Consumption Patterns 2025 — used as household evidence for Jakarta. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "jakarta_rent",
      "city": "Jakarta",
      "role": "rent",
      "publisher": "Cushman & Wakefield",
      "title": "Jakarta rental-apartment market Q1 2026",
      "url": "https://assets.cushmanwakefield.com/-/media/cw/marketbeat-pdfs/2026/q1/apac-and-gc/indonesia---jakarta---rental-apartment-1q26.pdf?rev=1648628c32a045a9a2130dc25ad761db",
      "observation_period": "2026-Q1",
      "retrieved_at": "2026-09-23",
      "geography": "Jakarta",
      "source_type": "market_research",
      "geography_match": "city_premium_market",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 1,
      "independence_cluster": "cushman_wakefield",
      "upstream_dataset": "Jakarta rental-apartment market Q1 2026",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Jakarta rental-apartment market Q1 2026 — used as rent evidence for Jakarta. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "jakarta_transit",
      "city": "Jakarta",
      "role": "transit",
      "publisher": "TransJakarta",
      "title": "Current TransJakarta fare reference",
      "url": "https://transjakarta.co.id/news/transjakarta-modifikasi-rute-sh2-blok-m-bandara-soekarno-hatta-perkuat-konektivitas-dan-kenyamanan-pelanggan",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Jakarta",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "transjakarta",
      "upstream_dataset": "Current TransJakarta fare reference",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Current TransJakarta fare reference — used as transit evidence for Jakarta. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "cairo_household",
      "city": "Cairo",
      "role": "household",
      "publisher": "CAPMAS",
      "title": "Survey of Income, Expenditure and Consumption 2021",
      "url": "https://www.censusinfo.capmas.gov.eg/Metadata-en-v4.2/index.php/catalog/747",
      "observation_period": "2021",
      "retrieved_at": "2026-09-23",
      "geography": "Egypt / urban",
      "source_type": "official",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 0,
      "definition_match_score": 1,
      "independence_cluster": "capmas",
      "upstream_dataset": "Survey of Income, Expenditure and Consumption 2021",
      "dedup_checked": true,
      "url_verification": "SEARCH_RESULT_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "SEARCH_RECONFIRMED",
      "external_verification_note": "Direct crawler could not reliably fetch the page in this audit environment; current search indexing reconfirmed the exact source/title or official source page.",
      "observation_summary": "Survey of Income, Expenditure and Consumption 2021 — used as household evidence for Cairo. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "cairo_rent",
      "city": "Cairo",
      "role": "rent",
      "publisher": "Property Finder Egypt",
      "title": "Current 1-bedroom Cairo/Madinaty asking rents",
      "url": "https://www.propertyfinder.eg/en/rent/cairo/1-bedroom-apartments-for-rent-madinaty.html",
      "observation_period": "2026-09",
      "retrieved_at": "2026-09-23",
      "geography": "Cairo / Madinaty sample",
      "source_type": "market_listings",
      "geography_match": "city_submarket",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "property_finder_egypt",
      "upstream_dataset": "Current 1-bedroom Cairo/Madinaty asking rents",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Current 1-bedroom Cairo/Madinaty asking rents — used as rent evidence for Cairo. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "cairo_transit",
      "city": "Cairo",
      "role": "transit",
      "publisher": "Cairo Governorate",
      "title": "Metro tickets",
      "url": "https://cairo.gov.eg/en/governorate-services/transportation-services/metro/metro-tickets/",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Cairo",
      "source_type": "official",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "cairo_governorate",
      "upstream_dataset": "Metro tickets",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Metro tickets — used as transit evidence for Cairo. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "seoul_household",
      "city": "Seoul",
      "role": "household",
      "publisher": "Statistics Korea",
      "title": "Household income and expenditure trends",
      "url": "https://www.kostat.go.kr/boardDownload.es?bid=11736&list_no=444852&seq=1",
      "observation_period": "2025",
      "retrieved_at": "2026-09-23",
      "geography": "South Korea / one-person household evidence",
      "source_type": "official",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 1,
      "independence_cluster": "statistics_korea",
      "upstream_dataset": "Household income and expenditure trends",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Household income and expenditure trends — used as household evidence for Seoul. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "seoul_rent",
      "city": "Seoul",
      "role": "rent",
      "publisher": "NewsPim / Dabang",
      "title": "Dabang July 2026 Seoul one-room rent analysis using MOLIT transaction data",
      "url": "https://www.newspim.com/news/view/20260901001086",
      "observation_period": "2026-07",
      "retrieved_at": "2026-09-23",
      "geography": "Seoul",
      "source_type": "secondary_with_primary_underlying",
      "geography_match": "city",
      "quality_score": 1,
      "freshness_score": 3,
      "definition_match_score": 1,
      "independence_cluster": "molit_seoul_rental_transactions",
      "upstream_dataset": "MOLIT reported Seoul rental transactions, summarized by Dabang",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "July 2026 Seoul one-room market, units ≤33 m², derived from MOLIT reported transactions.",
      "observation_values": [
        {
          "metric": "average_monthly_rent",
          "value": 690000,
          "unit": "KRW/month",
          "definition": "Seoul row-house/multifamily one-room units ≤33 m²",
          "period": "2026-07"
        }
      ],
      "evidence_extraction_status": "DOCUMENTED_VALUES",
      "evidence_note": "July 2026 Seoul row-house/multifamily one-room analysis covers units at or below 33 m²; it is a current city trend check but does not directly match the 35–55 m² target dwelling."
    },
    {
      "source_id": "seoul_transit",
      "city": "Seoul",
      "role": "transit",
      "publisher": "Seoul Metropolitan Government",
      "title": "Climate Card / monthly transit pass",
      "url": "https://english.seoul.go.kr/policy/transportation/climate-card/",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Seoul",
      "source_type": "official",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "seoul_metropolitan_government",
      "upstream_dataset": "Climate Card / monthly transit pass",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Climate Card / monthly transit pass — used as transit evidence for Seoul. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "new_york_household",
      "city": "New York",
      "role": "household",
      "publisher": "U.S. Bureau of Labor Statistics",
      "title": "Consumer Expenditures in New York metro 2023-24",
      "url": "https://www.bls.gov/regions/northeast/news-release/consumerexpenditures_newyork.htm",
      "observation_period": "2023-24",
      "retrieved_at": "2026-09-29",
      "geography": "New York-Newark-Jersey City metro",
      "source_type": "official",
      "geography_match": "metro",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 3,
      "independence_cluster": "u_s_bureau_of_labor_statistics",
      "upstream_dataset": "Consumer Expenditures in New York metro 2023-24",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-29",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit. Numeric observations rechecked/captured in the V7.0 evidence pass on 2026-09-29.",
      "observation_summary": "BLS New York metro 2023-24 consumer-expenditure benchmarks. These are metro consumer-unit averages and are used as calibration, not as direct one-person monthly quotes.",
      "observation_values": [
        {
          "metric": "average annual expenditures",
          "value": 91520,
          "unit": "USD/year per consumer unit",
          "period": "2023-24"
        },
        {
          "metric": "food at home",
          "value": 7033,
          "unit": "USD/year per consumer unit",
          "period": "2023-24"
        },
        {
          "metric": "food away from home",
          "value": 4679,
          "unit": "USD/year per consumer unit",
          "period": "2023-24"
        },
        {
          "metric": "personal care products and services share",
          "value": 1.3,
          "unit": "percent of annual expenditures",
          "period": "2023-24"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "new_york_rent",
      "city": "New York",
      "role": "rent",
      "publisher": "Leasebreak/LeaseSwap NYC",
      "title": "NYC 1-bedroom asking-rent series",
      "url": "https://leaseswap.nyc/rent/report",
      "observation_period": "2026-09",
      "retrieved_at": "2026-09-29",
      "geography": "New York City",
      "source_type": "market_index",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "leasebreak_leaseswap_nyc",
      "upstream_dataset": "NYC 1-bedroom asking-rent series",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-29",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit. Numeric observations rechecked/captured in the V7.0 evidence pass on 2026-09-29.",
      "observation_summary": "September 2026 NYC one-bedroom asking-rent series. Citywide and lower-cost borough observations are captured; the CLC non-prime/transit-connected anchor remains a normalization, not the citywide median.",
      "observation_values": [
        {
          "metric": "NYC citywide median 1-bedroom asking rent",
          "value": 3999,
          "unit": "USD/month",
          "period": "2026-09",
          "note": "6-month listing sample"
        },
        {
          "metric": "Bronx median 1-bedroom asking rent",
          "value": 2500,
          "unit": "USD/month",
          "period": "2026-09"
        },
        {
          "metric": "Queens median 1-bedroom asking rent",
          "value": 2899,
          "unit": "USD/month",
          "period": "2026-09"
        },
        {
          "metric": "Staten Island median 1-bedroom asking rent",
          "value": 2100,
          "unit": "USD/month",
          "period": "2026-09"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "new_york_transit",
      "city": "New York",
      "role": "transit",
      "publisher": "MTA",
      "title": "2026 fare materials / OMNY fare capping",
      "url": "https://www.mta.info/document/186881",
      "observation_period": "2026",
      "retrieved_at": "2026-09-29",
      "geography": "New York City",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "mta",
      "upstream_dataset": "2026 fare materials / OMNY fare capping",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-29",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit. Numeric observations rechecked/captured in the V7.0 evidence pass on 2026-09-29.",
      "observation_summary": "MTA 2026 adopted fare materials: $3.00 base fare and $35 rolling seven-day automatic fare cap. Monthly CLC transit remains a normalized planning conversion.",
      "observation_values": [
        {
          "metric": "subway/local bus base fare",
          "value": 3.0,
          "unit": "USD/ride",
          "period": "effective 2026-01-04"
        },
        {
          "metric": "rolling 7-day automatic fare cap",
          "value": 35.0,
          "unit": "USD/7 days",
          "period": "effective 2026-01-04"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "london_household",
      "city": "London",
      "role": "household",
      "publisher": "Office for National Statistics",
      "title": "Family spending in the UK: April 2024 to March 2025",
      "url": "https://www.ons.gov.uk/peoplepopulationandcommunity/personalandhouseholdfinances/expenditure/bulletins/familyspendingintheuk/latest",
      "observation_period": "2024-25",
      "retrieved_at": "2026-09-23",
      "geography": "UK / London-region tables",
      "source_type": "official",
      "geography_match": "regional",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 2,
      "independence_cluster": "office_for_national_statistics",
      "upstream_dataset": "Family spending in the UK: April 2024 to March 2025",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Family spending in the UK: April 2024 to March 2025 — used as household evidence for London. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "london_rent",
      "city": "London",
      "role": "rent",
      "publisher": "Office for National Statistics",
      "title": "Private rent and house prices, UK: July 2026",
      "url": "https://www.ons.gov.uk/economy/inflationandpriceindices/bulletins/privaterentandhousepricesuk/july2026",
      "observation_period": "2026-07",
      "retrieved_at": "2026-09-23",
      "geography": "London",
      "source_type": "official",
      "geography_match": "city_region",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "office_for_national_statistics",
      "upstream_dataset": "Private rent and house prices, UK: July 2026",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Private rent and house prices, UK: July 2026 — used as rent evidence for London. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "london_transit",
      "city": "London",
      "role": "transit",
      "publisher": "Transport for London",
      "title": "Adult fares 2026",
      "url": "https://content.tfl.gov.uk/adult-fares.pdf",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "London",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "transport_for_london",
      "upstream_dataset": "Adult fares 2026",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "TfL 2026 adult Travelcard evidence. The CLC transit midpoint uses the Zones 1–3 monthly Travelcard (£201.60, rounded to £202) as its London planning persona; Zones 1–2 is lower at £171.70.",
      "observation_values": [
        {
          "metric": "Adult monthly Travelcard Zones 1–2",
          "value": 171.7,
          "unit": "GBP/month",
          "period": "2026"
        },
        {
          "metric": "Adult monthly Travelcard Zones 1–3",
          "value": 201.6,
          "unit": "GBP/month",
          "period": "2026"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "los_angeles_household",
      "city": "Los Angeles",
      "role": "household",
      "publisher": "U.S. Bureau of Labor Statistics",
      "title": "Consumer Expenditures for Los Angeles 2023-24",
      "url": "https://www.bls.gov/regions/west/news-release/consumerexpenditures_losangeles.htm",
      "observation_period": "2023-24",
      "retrieved_at": "2026-09-29",
      "geography": "Los Angeles metro",
      "source_type": "official",
      "geography_match": "metro",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 3,
      "independence_cluster": "u_s_bureau_of_labor_statistics",
      "upstream_dataset": "Consumer Expenditures for Los Angeles 2023-24",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-29",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit. Numeric observations rechecked/captured in the V7.0 evidence pass on 2026-09-29.",
      "observation_summary": "BLS Los Angeles metro 2023-24 consumer-expenditure benchmarks. These are metro consumer-unit averages and are used as calibration, not as direct one-person monthly quotes.",
      "observation_values": [
        {
          "metric": "average annual expenditures",
          "value": 90594,
          "unit": "USD/year per consumer unit",
          "period": "2023-24"
        },
        {
          "metric": "food at home",
          "value": 6546,
          "unit": "USD/year per consumer unit",
          "period": "2023-24"
        },
        {
          "metric": "food away from home",
          "value": 5312,
          "unit": "USD/year per consumer unit",
          "period": "2023-24"
        },
        {
          "metric": "personal care products and services share",
          "value": 1.3,
          "unit": "percent of annual expenditures",
          "period": "2023-24"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "los_angeles_rent",
      "city": "Los Angeles",
      "role": "rent",
      "publisher": "Apartment List",
      "title": "Los Angeles rent / cost guide with current market data",
      "url": "https://www.apartmentlist.com/renter-life/cost-of-living-in-los-angeles",
      "observation_period": "2026-08",
      "retrieved_at": "2026-09-29",
      "geography": "Los Angeles",
      "source_type": "market_index",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "apartment_list",
      "upstream_dataset": "Los Angeles rent / cost guide with current market data",
      "dedup_checked": true,
      "url_verification": "SEARCH_RESULT_CONFIRMED",
      "external_verified_at": "2026-09-29",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct crawler could not reliably fetch the page in this audit environment; current search indexing reconfirmed the exact source/title or official source page. Numeric observations rechecked/captured in the V7.0 evidence pass on 2026-09-29.",
      "observation_summary": "Apartment List August 2026 Los Angeles rent estimates, including one-bedroom median used as a direct calibration point for the CLC one-bedroom anchor.",
      "observation_values": [
        {
          "metric": "median rent, all sizes",
          "value": 2075,
          "unit": "USD/month",
          "period": "2026-08"
        },
        {
          "metric": "median one-bedroom rent",
          "value": 1856,
          "unit": "USD/month",
          "period": "2026-08"
        },
        {
          "metric": "median two-bedroom rent",
          "value": 2367,
          "unit": "USD/month",
          "period": "2026-08"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "los_angeles_transit",
      "city": "Los Angeles",
      "role": "transit",
      "publisher": "LA Metro",
      "title": "Current fares",
      "url": "https://www.metro.net/fares/",
      "observation_period": "2026",
      "retrieved_at": "2026-09-29",
      "geography": "Los Angeles",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "la_metro",
      "upstream_dataset": "Current fares",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-29",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit. Numeric observations rechecked/captured in the V7.0 evidence pass on 2026-09-29.",
      "observation_summary": "LA Metro current regular fare and fare caps. Monthly CLC transit is a planning conversion from the observed fare structure.",
      "observation_values": [
        {
          "metric": "regular one-way fare",
          "value": 1.75,
          "unit": "USD/ride",
          "period": "current 2026"
        },
        {
          "metric": "daily fare cap",
          "value": 5.0,
          "unit": "USD/day",
          "period": "current 2026"
        },
        {
          "metric": "7-day fare cap",
          "value": 18.0,
          "unit": "USD/7 days",
          "period": "current 2026"
        },
        {
          "metric": "free transfer window",
          "value": 2,
          "unit": "hours",
          "period": "current 2026"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "singapore_household",
      "city": "Singapore",
      "role": "household",
      "publisher": "Singapore Department of Statistics",
      "title": "Household Expenditure Survey 2023",
      "url": "https://www.singstat.gov.sg/-/media/files/publications/households/hes2023.ashx",
      "observation_period": "2023",
      "retrieved_at": "2026-09-23",
      "geography": "Singapore",
      "source_type": "official",
      "geography_match": "city_state",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 3,
      "independence_cluster": "singapore_department_of_statistics",
      "upstream_dataset": "Household Expenditure Survey 2023",
      "dedup_checked": true,
      "url_verification": "SEARCH_RESULT_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "SEARCH_RECONFIRMED",
      "external_verification_note": "Direct crawler could not reliably fetch the page in this audit environment; current search indexing reconfirmed the exact source/title or official source page.",
      "observation_summary": "Household Expenditure Survey 2023 — used as household evidence for Singapore. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "singapore_rent",
      "city": "Singapore",
      "role": "rent",
      "publisher": "Singapore Government Data / HDB",
      "title": "HDB rental statistics dataset",
      "url": "https://data.gov.sg/datasets/d_23000a00c52996c55106084ed0339566/view",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Singapore",
      "source_type": "official",
      "geography_match": "city_state",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "singapore_government_data_hdb",
      "upstream_dataset": "HDB rental statistics dataset",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "HDB rental statistics dataset — used as rent evidence for Singapore. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "singapore_transit",
      "city": "Singapore",
      "role": "transit",
      "publisher": "Public Transport Council Singapore",
      "title": "Public transport fares and passes",
      "url": "https://www.ptc.gov.sg/fares/public-transport-fares-and-passes/",
      "observation_period": "2026",
      "retrieved_at": "2026-09-29",
      "geography": "Singapore",
      "source_type": "official",
      "geography_match": "city_state",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "public_transport_council_singapore",
      "upstream_dataset": "Public transport fares and passes",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-29",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit. Numeric observations rechecked/captured in the V7.0 evidence pass on 2026-09-29.",
      "observation_summary": "Public Transport Council current Adult Monthly Travel Pass for unlimited basic bus and train rides.",
      "observation_values": [
        {
          "metric": "Adult Monthly Travel Pass",
          "value": 122.0,
          "unit": "SGD/month",
          "period": "current 2026"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "sydney_household",
      "city": "Sydney",
      "role": "household",
      "publisher": "Australian Bureau of Statistics",
      "title": "Monthly Household Spending Indicator",
      "url": "https://www.abs.gov.au/statistics/economy/finance/monthly-household-spending-indicator/jul-2026",
      "observation_period": "2026-07",
      "retrieved_at": "2026-09-23",
      "geography": "New South Wales; state-level household-spending category tables used as current Sydney calibration",
      "source_type": "official",
      "geography_match": "state_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "australian_bureau_of_statistics",
      "upstream_dataset": "Monthly Household Spending Indicator",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "evidence_note": "ABS July 2026 release includes downloadable NSW spending tables by category. It is current state-level calibration, not a Sydney-specific one-person budget.",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "ABS July 2026 release includes downloadable NSW spending tables by category. It is current state-level calibration, not a Sydney-specific one-person budget.",
      "observation_values": [],
      "evidence_extraction_status": "DOCUMENTED_CONTEXT"
    },
    {
      "source_id": "sydney_rent",
      "city": "Sydney",
      "role": "rent",
      "publisher": "NSW Department of Communities and Justice",
      "title": "Rent and Sales Report",
      "url": "https://dcj.nsw.gov.au/about-us/families-and-communities-statistics/housing-rent-and-sales/rent-and-sales-report.html",
      "observation_period": "2026-06",
      "retrieved_at": "2026-09-23",
      "geography": "Sydney / NSW regional tables",
      "source_type": "official",
      "geography_match": "city_region",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "nsw_department_of_communities_and_justice",
      "upstream_dataset": "Rent and Sales Report",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "evidence_note": "NSW DCJ states this report is the sole authoritative source of NSW rent movements; June 2026 rent tables are the current release used for Sydney-area rent calibration.",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "NSW DCJ states this report is the sole authoritative source of NSW rent movements; June 2026 rent tables are the current release used for Sydney-area rent calibration.",
      "observation_values": [],
      "evidence_extraction_status": "DOCUMENTED_CONTEXT"
    },
    {
      "source_id": "sydney_transit",
      "city": "Sydney",
      "role": "transit",
      "publisher": "Transport for NSW",
      "title": "Adult Opal fares",
      "url": "https://transportnsw.info/tickets-fares/fares/adult-opal-fares",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Sydney",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "transport_for_nsw",
      "upstream_dataset": "Adult Opal fares",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Adult Opal fares — used as transit evidence for Sydney. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "hong_kong_household",
      "city": "Hong Kong",
      "role": "household",
      "publisher": "Hong Kong Census and Statistics Department",
      "title": "Household Expenditure Survey 2024/25",
      "url": "https://www.censtatd.gov.hk/en/page_1351.html",
      "observation_period": "2024-25",
      "retrieved_at": "2026-09-23",
      "geography": "Hong Kong",
      "source_type": "official",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 3,
      "independence_cluster": "hong_kong_census_and_statistics_department",
      "upstream_dataset": "Household Expenditure Survey 2024/25",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Household Expenditure Survey 2024/25 — used as household evidence for Hong Kong. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "hong_kong_rent",
      "city": "Hong Kong",
      "role": "rent",
      "publisher": "Hong Kong Rating and Valuation Department",
      "title": "Property market statistics / private domestic rents",
      "url": "https://www.rvd.gov.hk/en/publications/property_market_statistics.html",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Hong Kong",
      "source_type": "official",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "hong_kong_rating_and_valuation_department",
      "upstream_dataset": "Property market statistics / private domestic rents",
      "dedup_checked": true,
      "url_verification": "SEARCH_RESULT_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "SEARCH_RECONFIRMED",
      "external_verification_note": "Direct crawler could not reliably fetch the page in this audit environment; current search indexing reconfirmed the exact source/title or official source page.",
      "observation_summary": "Property market statistics / private domestic rents — used as rent evidence for Hong Kong. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "hong_kong_transit",
      "city": "Hong Kong",
      "role": "transit",
      "publisher": "MTR",
      "title": "Monthly Pass Extra",
      "url": "https://www.mtr.com.hk/en/customer/tickets/monthly_pass_extra.html",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Hong Kong",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "mtr",
      "upstream_dataset": "Monthly Pass Extra",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Monthly Pass Extra — used as transit evidence for Hong Kong. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "dubai_household",
      "city": "Dubai",
      "role": "inflation_calibration",
      "publisher": "Dubai Statistics Center",
      "title": "Consumer Price Index 2025, base 2021",
      "url": "https://www.dsc.gov.ae/Report/Consumer%20Price%20Index%202025-%20base2021.pdf",
      "observation_period": "2025",
      "retrieved_at": "2026-09-23",
      "geography": "Dubai",
      "source_type": "official",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 1,
      "independence_cluster": "dubai_statistics_center",
      "upstream_dataset": "Consumer Price Index 2025, base 2021",
      "dedup_checked": true,
      "url_verification": "SEARCH_RESULT_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "SEARCH_RECONFIRMED",
      "external_verification_note": "Direct crawler could not reliably fetch the page in this audit environment; current search indexing reconfirmed the exact source/title or official source page.",
      "observation_summary": "Dubai Consumer Price Index 2025 (base 2021), used only as inflation/category calibration.",
      "observation_values": [],
      "evidence_extraction_status": "DOCUMENTED_CONTEXT",
      "evidence_note": "CPI measures price change and category weights; it is used only to calibrate/freshness-check older absolute spending evidence, never as an absolute household budget by itself."
    },
    {
      "source_id": "dubai_rent",
      "city": "Dubai",
      "role": "rent",
      "publisher": "Bayut",
      "title": "Dubai rental market report H1 2026",
      "url": "https://www.bayut.com/mybayut/dubai-rental-market-report-h1-2026/",
      "observation_period": "2026-H1",
      "retrieved_at": "2026-09-23",
      "geography": "Dubai",
      "source_type": "market_index",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "bayut",
      "upstream_dataset": "Dubai rental market report H1 2026",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Dubai rental market report H1 2026 — used as rent evidence for Dubai. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "dubai_transit",
      "city": "Dubai",
      "role": "transit",
      "publisher": "Roads and Transport Authority Dubai",
      "title": "Nol fares",
      "url": "https://rta.ae/wps/portal/rta/ae/public-transport/Nol-Fares?lang=en",
      "observation_period": "2026",
      "retrieved_at": "2026-09-29",
      "geography": "Dubai",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "roads_and_transport_authority_dubai",
      "upstream_dataset": "Nol fares",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-29",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Official RTA nol fare page rechecked and numeric fare observations captured 2026-09-29.",
      "observation_summary": "Dubai RTA current nol fares: Silver-card trip fares and 30-day pass prices captured from the official fare page.",
      "observation_values": [
        {
          "metric": "Silver card fare within 1 zone",
          "value": 3,
          "unit": "AED/ride",
          "period": "current 2026"
        },
        {
          "metric": "Silver card fare across 2 adjacent zones",
          "value": 5,
          "unit": "AED/ride",
          "period": "current 2026"
        },
        {
          "metric": "Silver card fare across more than 2 zones",
          "value": 7.5,
          "unit": "AED/ride",
          "period": "current 2026"
        },
        {
          "metric": "30-day pass, 1 zone",
          "value": 140,
          "unit": "AED/30 days",
          "period": "current 2026"
        },
        {
          "metric": "30-day pass, 2 zones",
          "value": 230,
          "unit": "AED/30 days",
          "period": "current 2026"
        },
        {
          "metric": "30-day pass, all zones",
          "value": 350,
          "unit": "AED/30 days",
          "period": "current 2026"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "paris_household",
      "city": "Paris",
      "role": "household",
      "publisher": "INSEE",
      "title": "Household consumption in 2025",
      "url": "https://www.insee.fr/en/statistiques/9009586",
      "observation_period": "2025",
      "retrieved_at": "2026-09-23",
      "geography": "France / Paris inflation and consumption cross-check",
      "source_type": "official",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 1,
      "independence_cluster": "insee",
      "upstream_dataset": "Household consumption in 2025",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Household consumption in 2025 — used as household evidence for Paris. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "paris_rent",
      "city": "Paris",
      "role": "rent",
      "publisher": "OLAP",
      "title": "Paris Rent Observatory report 2025",
      "url": "https://www.observatoire-des-loyers.fr/observatoire/actualites/nouveau-sur-le-site/rapport-agglomeration-parisienne-2025",
      "observation_period": "2025",
      "retrieved_at": "2026-09-23",
      "geography": "Paris agglomeration",
      "source_type": "official_observatory",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 3,
      "independence_cluster": "olap",
      "upstream_dataset": "Paris Rent Observatory report 2025",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Paris Rent Observatory report 2025 — used as rent evidence for Paris. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "paris_transit",
      "city": "Paris",
      "role": "transit",
      "publisher": "Île-de-France Mobilités",
      "title": "Navigo Mois 2026",
      "url": "https://tzen4.iledefrance-mobilites.fr/titres-et-tarifs/detail/forfait-navigo-mois",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Paris / Île-de-France",
      "source_type": "official_operator",
      "geography_match": "city_region",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "le_de_france_mobilit_s",
      "upstream_dataset": "Navigo Mois 2026",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Navigo Mois 2026 — used as transit evidence for Paris. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "toronto_household",
      "city": "Toronto",
      "role": "household",
      "publisher": "Statistics Canada",
      "title": "Survey of Household Spending, 2023 updated release",
      "url": "https://www150.statcan.gc.ca/n1/daily-quotidien/260918/dq260918a-eng.htm",
      "observation_period": "2023; weights updated 2026-09",
      "retrieved_at": "2026-09-23",
      "geography": "Canada / Ontario and household-type tables",
      "source_type": "official",
      "geography_match": "province_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "statistics_canada",
      "upstream_dataset": "Survey of Household Spending, 2023 updated release",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Survey of Household Spending, 2023 updated release — used as household evidence for Toronto. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "toronto_rent",
      "city": "Toronto",
      "role": "rent",
      "publisher": "City of Toronto / CMHC",
      "title": "2026 market rent information",
      "url": "https://www.toronto.ca/services-payments/permits-licences-bylaws/renovictions-bylaw-development/information-for-tenants/",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Toronto",
      "source_type": "official",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "city_of_toronto_cmhc",
      "upstream_dataset": "2026 market rent information",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "2026 market rent information — used as rent evidence for Toronto. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "toronto_transit",
      "city": "Toronto",
      "role": "transit",
      "publisher": "Toronto Transit Commission",
      "title": "Fares and passes",
      "url": "https://www.ttc.ca/Fares-and-passes",
      "observation_period": "effective 2026-07/09",
      "retrieved_at": "2026-09-24",
      "geography": "Toronto",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "toronto_transit_commission",
      "upstream_dataset": "Monthly fare capping",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Monthly fare capping — used as transit evidence for Toronto. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [
        {
          "metric": "adult single fare",
          "low": 3.3,
          "mode": 3.3,
          "high": 3.35,
          "unit": "CAD/trip",
          "period": "2026"
        },
        {
          "metric": "adult monthly fare cap",
          "value": 155.1,
          "unit": "CAD/month",
          "period": "effective 2026-08-31"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "mexico_city_household",
      "city": "Mexico City",
      "role": "household",
      "publisher": "INEGI",
      "title": "ENIGH 2024 Ciudad de México results",
      "url": "https://www.inegi.org.mx/contenidos/programas/enigh/nc/2024/doc/enigh2024_ns_presentacion_resultados_cdmx.pdf",
      "observation_period": "2024",
      "retrieved_at": "2026-09-23",
      "geography": "Ciudad de México",
      "source_type": "official",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 3,
      "independence_cluster": "inegi",
      "upstream_dataset": "ENIGH 2024 Ciudad de México results",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "ENIGH 2024 Ciudad de México results — used as household evidence for Mexico City. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "mexico_city_rent",
      "city": "Mexico City",
      "role": "rent",
      "publisher": "Inmuebles24",
      "title": "Current 1-bedroom CDMX rental listings",
      "url": "https://www.inmuebles24.com/inmuebles-en-renta-en-ciudad-de-mexico-con-1-recamara.html",
      "observation_period": "2026-09",
      "retrieved_at": "2026-09-23",
      "geography": "Ciudad de México",
      "source_type": "market_listings",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "inmuebles24",
      "upstream_dataset": "Current 1-bedroom CDMX rental listings",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Current 1-bedroom CDMX rental listings — used as rent evidence for Mexico City. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "mexico_city_transit",
      "city": "Mexico City",
      "role": "transit",
      "publisher": "Metro CDMX",
      "title": "Metro system fare reference",
      "url": "https://metro.cdmx.gob.mx/la-red/linea-5/hangares",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Ciudad de México",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "metro_cdmx",
      "upstream_dataset": "Metro system fare reference",
      "dedup_checked": true,
      "url_verification": "SEARCH_RESULT_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "SEARCH_RECONFIRMED",
      "external_verification_note": "Direct crawler could not reliably fetch the page in this audit environment; current search indexing reconfirmed the exact source/title or official source page.",
      "observation_summary": "Metro system fare reference — used as transit evidence for Mexico City. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "cairo_cpi_2026",
      "city": "Cairo",
      "role": "inflation_calibration",
      "publisher": "Central Bank of Egypt / CAPMAS",
      "title": "CPI Press Release August 2026 — urban headline inflation",
      "url": "https://www.cbe.org.eg/en/news-publications/news/2026/09/10/12/29/cpi-press-release-august-2026",
      "observation_period": "2026-08",
      "retrieved_at": "2026-09-23",
      "geography": "Egypt urban CPI; CAPMAS source series",
      "source_type": "official",
      "geography_match": "urban_national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 1,
      "independence_cluster": "capmas",
      "upstream_dataset": "CAPMAS Urban Consumer Price Index — August 2026",
      "dedup_checked": true,
      "url_verification": "SEARCH_RESULT_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "SEARCH_RECONFIRMED",
      "external_verification_note": "Direct crawler could not reliably fetch the page in this audit environment; current search indexing reconfirmed the exact source/title or official source page.",
      "observation_summary": "CPI Press Release August 2026 — urban headline inflation — used as inflation_calibration evidence for Cairo. The quality/freshness/definition fields document how directly the source maps to the published persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_METADATA_VERIFIED"
    },
    {
      "source_id": "lagos_ghs_panel_state_filter_2023_24",
      "city": "Lagos",
      "role": "household_calibration",
      "publisher": "National Bureau of Statistics Nigeria / World Bank LSMS",
      "title": "GHS-Panel Wave 5 2023-24 — state-coded household expenditure microdata",
      "url": "https://microdata.nigerianstat.gov.ng/index.php/catalog/82/study-description",
      "observation_period": "2023-24",
      "retrieved_at": "2026-09-23",
      "geography": "Nigeria; Lagos state code is present, but survey design is nationally and zonally representative rather than Lagos-state representative",
      "source_type": "official_microdata",
      "geography_match": "state_filter_supplement_only",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 2,
      "independence_cluster": "national_bureau_of_statistics_nigeria",
      "upstream_dataset": "Nigeria General Household Survey Panel Wave 5 2023-2024",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "evidence_note": "The files contain state, urban/rural, food and non-food expenditure variables. Lagos is code 24. Because the published design guarantees national/zonal—not state-level—representativeness, Lagos-filtered values are calibration evidence only and do not independently determine the production total.",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "The files contain state, urban/rural, food and non-food expenditure variables. Lagos is code 24. Because the published design guarantees national/zonal—not state-level—representativeness, Lagos-filtered values are calibration evidence only and do not independently determine the production total.",
      "observation_values": [],
      "evidence_extraction_status": "DOCUMENTED_CONTEXT"
    },
    {
      "source_id": "jakarta_rent_cipinang_99co_q3_2026",
      "city": "Jakarta",
      "role": "rent",
      "publisher": "99.co Indonesia",
      "title": "Cipinang, East Jakarta monthly apartment rent market trend",
      "url": "https://www.99.co/id/sewa/apartemen/area-jakarta-timur/cipinang/bulanan",
      "observation_period": "2026-Q3",
      "retrieved_at": "2026-09-23",
      "geography": "Cipinang, East Jakarta — non-prime transit-connected submarket",
      "source_type": "market_listings",
      "geography_match": "city_nonprime_submarket",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "99co_indonesia",
      "upstream_dataset": "99.co Indonesia Jakarta apartment rental listings and 1-year market trend",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "evidence_note": "Q3 2026 market trend shows about Rp4.17m/month with median listed area about 34 m². Used as a non-prime calibration alongside the broader apartment-market source; it supports the existing Rp4.2m model midpoint without forcing a change.",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Q3 2026 market trend shows about Rp4.17m/month with median listed area about 34 m². Used as a non-prime calibration alongside the broader apartment-market source; it supports the existing Rp4.2m model midpoint without forcing a change.",
      "observation_values": [],
      "evidence_extraction_status": "DOCUMENTED_CONTEXT"
    },
    {
      "source_id": "jakarta_apartment_market_q2_2026_colliers",
      "city": "Jakarta",
      "role": "rent_market_context",
      "publisher": "Colliers Indonesia",
      "title": "Jakarta Apartment Market Report Q2 2026",
      "url": "https://www.colliers.com/en-id/research/jakarta-apartment-market-report-q2-2026",
      "observation_period": "2026-Q2",
      "retrieved_at": "2026-09-23",
      "geography": "Jakarta apartment market",
      "source_type": "market_research",
      "geography_match": "city_market_context",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 1,
      "independence_cluster": "colliers_indonesia",
      "upstream_dataset": "Jakarta Apartment Market Report Q2 2026",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "evidence_note": "Current market-context check only. The report covers the broader apartment market and selling-price conditions, so it is not used as a direct monthly-rent observation.",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Current market-context check only. The report covers the broader apartment market and selling-price conditions, so it is not used as a direct monthly-rent observation.",
      "observation_values": [],
      "evidence_extraction_status": "DOCUMENTED_CONTEXT"
    },
    {
      "source_id": "seoul_regional_income_expenditure_kosis",
      "city": "Seoul",
      "role": "household_calibration",
      "publisher": "Seoul Data Hub / KOSIS",
      "title": "Seoul per-capita regional income and expenditure statistics",
      "url": "https://data.seoul.go.kr/bsp/wgs/economics/economics01.do",
      "observation_period": "annual series current at 2026-09",
      "retrieved_at": "2026-09-23",
      "geography": "Seoul",
      "source_type": "official",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 2,
      "independence_cluster": "kosis_seoul_regional_accounts",
      "upstream_dataset": "KOSIS Seoul regional income and expenditure statistics",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "evidence_note": "City-level annual calibration for private consumption/disposable-income context; not a substitute for the one-person household expenditure breakdown.",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "City-level annual calibration for private consumption/disposable-income context; not a substitute for the one-person household expenditure breakdown.",
      "observation_values": [],
      "evidence_extraction_status": "DOCUMENTED_CONTEXT"
    },
    {
      "source_id": "seoul_current_consumer_spend_kcb",
      "city": "Seoul",
      "role": "household_calibration",
      "publisher": "Seoul Data Hub / KCB",
      "title": "Average income, consumption and loans of Seoul residents",
      "url": "https://data.seoul.go.kr/bsp/wgs/economics/economics36.do",
      "observation_period": "2026 monthly series",
      "retrieved_at": "2026-09-23",
      "geography": "Seoul and 25 districts",
      "source_type": "city_data_hub",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "kcb_seoul",
      "upstream_dataset": "KCB Seoul resident income/consumption series",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "evidence_note": "Used as a current city-level consumption calibration; the production basket still relies on the official household expenditure framework for category definitions.",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Used as a current city-level consumption calibration; the production basket still relies on the official household expenditure framework for category definitions.",
      "observation_values": [],
      "evidence_extraction_status": "DOCUMENTED_CONTEXT"
    },
    {
      "source_id": "paris_private_renter_burden_2026",
      "city": "Paris",
      "role": "housing_calibration",
      "publisher": "INSEE Île-de-France / OLAP",
      "title": "Paris private renters — rent burden analysis",
      "url": "https://www.insee.fr/fr/statistiques/8985288",
      "observation_period": "published 2026-05; underlying renter data 2022",
      "retrieved_at": "2026-09-23",
      "geography": "Paris",
      "source_type": "official_research",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 3,
      "independence_cluster": "olap",
      "upstream_dataset": "INSEE/OLAP Paris private renter analysis",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "evidence_note": "Supports the solo-renter housing definition: studios/2-room units and people living alone are prominent in the private rental stock. Counted in the same OLAP independence cluster as the main Paris rent source.",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Supports the solo-renter housing definition: studios/2-room units and people living alone are prominent in the private rental stock. Counted in the same OLAP independence cluster as the main Paris rent source.",
      "observation_values": [],
      "evidence_extraction_status": "DOCUMENTED_CONTEXT"
    },
    {
      "source_id": "paris_energy_vulnerability_idf_2026",
      "city": "Paris",
      "role": "utilities_calibration",
      "publisher": "INSEE Île-de-France",
      "title": "Île-de-France household energy vulnerability analysis",
      "url": "https://www.insee.fr/fr/statistiques/8744988",
      "observation_period": "published 2026-02; modelled household data 2021",
      "retrieved_at": "2026-09-23",
      "geography": "Île-de-France with Paris context",
      "source_type": "official_research",
      "geography_match": "regional",
      "quality_score": 3,
      "freshness_score": 1,
      "definition_match_score": 2,
      "independence_cluster": "insee",
      "upstream_dataset": "INSEE Île-de-France household energy vulnerability",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "evidence_note": "Regional household-energy context; used only as a utilities reasonableness check because underlying expenditure modelling is older.",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed during 2026-09-23 external source audit.",
      "observation_summary": "Regional household-energy context; used only as a utilities reasonableness check because underlying expenditure modelling is older.",
      "observation_values": [],
      "evidence_extraction_status": "DOCUMENTED_CONTEXT"
    },
    {
      "source_id": "seoul_rent_size_validation_2026",
      "city": "Seoul",
      "role": "rent_size_calibration",
      "publisher": "KoreaHomeGuide / MOLIT",
      "title": "Sillim-dong officetel rents by floor area — official reported rental transactions",
      "url": "https://koreahomeguide.com/seoul/gwanak-gu/sillim-dong/officetel/",
      "observation_period": "through 2026-08",
      "retrieved_at": "2026-09-23",
      "geography": "Sillim-dong, Gwanak-gu, Seoul",
      "source_type": "secondary_with_primary_underlying",
      "geography_match": "city_submarket",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "molit_seoul_rental_transactions",
      "upstream_dataset": "MOLIT official reported rental transactions",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct live reopen confirmed 2026-09-23; page states official MOLIT data through Aug 2026.",
      "evidence_note": "Size-banded completed contracts directly overlap the CLC 35–55 m² target. Deposit structures vary, so this is a size/level calibration rather than a single typical-rent claim.",
      "observation_summary": "Official MOLIT-derived Sillim-dong officetel contracts, six-month rolling view through Aug 2026, grouped by floor area and deposit band.",
      "observation_values": [
        {
          "metric": "median_monthly_rent",
          "value": 560000,
          "unit": "KRW/month",
          "definition": "around 35 m²; median observed size 35.6 m²; median deposit ₩135m",
          "period": "through 2026-08",
          "sample_contracts": 10
        },
        {
          "metric": "median_monthly_rent",
          "value": 1800000,
          "unit": "KRW/month",
          "definition": "around 40 m²; median observed size 40.6 m²; median deposit ₩10m",
          "period": "through 2026-08",
          "sample_contracts": 10
        },
        {
          "metric": "median_monthly_rent",
          "value": 1050000,
          "unit": "KRW/month",
          "definition": "around 45 m²; median observed size 43.7 m²; median deposit ₩20m",
          "period": "through 2026-08",
          "sample_contracts": 8
        }
      ],
      "evidence_extraction_status": "DOCUMENTED_VALUES"
    },
    {
      "source_id": "dubai_hies_2014_2015_per_capita",
      "city": "Dubai",
      "role": "household_baseline",
      "publisher": "Dubai Statistics Center",
      "title": "Annual Average Expenditure and Consumption Per-Capita by Expenditure Divisions — HIES 2014/2015",
      "url": "https://www.dsc.gov.ae/Report/T%2002.pdf",
      "observation_period": "2014 (HIES 2014/2015)",
      "retrieved_at": "2026-09-23",
      "geography": "Dubai; non-Emirati household column used as context",
      "source_type": "official",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 0,
      "definition_match_score": 2,
      "independence_cluster": "dubai_hies_2014_2015",
      "upstream_dataset": "Dubai Household Expenditure and Income Survey 2014/2015",
      "dedup_checked": true,
      "url_verification": "SEARCH_RESULT_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "SEARCH_RECONFIRMED",
      "external_verification_note": "Exact Dubai Statistics Center HIES table and title reconfirmed in current search indexing on 2026-09-23.",
      "evidence_note": "Official absolute per-capita expenditure baseline. It is old, so it cannot carry a current Dubai budget by itself; current CPI and grocery-price evidence are calibration layers only.",
      "observation_summary": "Official Dubai HIES 2014/2015 annual per-capita expenditure table, including a non-Emirati household column.",
      "observation_values": [
        {
          "metric": "food_beverages_cash",
          "value": 6648,
          "unit": "AED/person/year",
          "definition": "non-Emirati households",
          "period": "2014"
        },
        {
          "metric": "furnishings_household_maintenance",
          "value": 1418,
          "unit": "AED/person/year",
          "definition": "non-Emirati households",
          "period": "2014"
        },
        {
          "metric": "communication",
          "value": 2693,
          "unit": "AED/person/year",
          "definition": "non-Emirati households",
          "period": "2014"
        },
        {
          "metric": "restaurants_hotels",
          "value": 2349,
          "unit": "AED/person/year",
          "definition": "non-Emirati households",
          "period": "2014"
        },
        {
          "metric": "total_annual_cash_consumption_expenditure",
          "value": 56967,
          "unit": "AED/person/year",
          "definition": "non-Emirati households; excludes imputed rent per source note",
          "period": "2014"
        }
      ],
      "evidence_extraction_status": "DOCUMENTED_VALUES"
    },
    {
      "source_id": "dubai_essential_goods_2026",
      "city": "Dubai",
      "role": "grocery_calibration",
      "publisher": "UAE Ministry of Economy & Tourism",
      "title": "Essential Goods Prices Platform — current retail price monitoring",
      "url": "https://www.moet.gov.ae/en/web/guest/essential-goods-prices-platform",
      "observation_period": "2026-08/09",
      "retrieved_at": "2026-09-23",
      "geography": "UAE retail outlets including Dubai",
      "source_type": "official_market_monitor",
      "geography_match": "national_with_dubai_outlets",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "uae_moet_essential_goods",
      "upstream_dataset": "UAE Essential Goods Prices Platform",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Live platform and September 2026 price-monitoring release confirmed during the V5.5 hardening pass.",
      "evidence_note": "Current item-level grocery calibration. It does not define a full monthly household basket by itself.",
      "observation_summary": "Official current retail monitoring across essential grocery categories and UAE retailers, including Dubai locations.",
      "observation_values": [
        {
          "metric": "basmati_rice_1kg_average",
          "value": 16.62,
          "unit": "AED",
          "period": "2026-08"
        },
        {
          "metric": "fresh_milk_1l_average",
          "value": 9.46,
          "unit": "AED",
          "period": "2026-08"
        },
        {
          "metric": "brown_eggs_30_average",
          "value": 23.05,
          "unit": "AED",
          "period": "2026-08"
        },
        {
          "metric": "white_eggs_30_average",
          "value": 22.97,
          "unit": "AED",
          "period": "2026-08"
        },
        {
          "metric": "fresh_whole_chicken_1kg_average",
          "value": 22.97,
          "unit": "AED",
          "period": "2026-08"
        }
      ],
      "evidence_extraction_status": "DOCUMENTED_VALUES"
    },
    {
      "source_id": "dubai_hies_2024_completion",
      "city": "Dubai",
      "role": "household_survey_status",
      "publisher": "Emirates News Agency / Dubai Data and Statistics Establishment",
      "title": "Dubai Data and Statistics completes Household Income and Expenditure Survey 2024",
      "url": "https://www.wam.ae/en/article/bid42hv-dubai-data-and-statistics-completes-household",
      "observation_period": "survey completed 2025-02-24",
      "retrieved_at": "2026-09-23",
      "geography": "Dubai",
      "source_type": "official_news_release",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 2,
      "definition_match_score": 1,
      "independence_cluster": "dubai_hies_2024",
      "upstream_dataset": "Dubai Household Income and Expenditure Survey 2024",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Live WAM release reopened 2026-09-23.",
      "evidence_note": "Confirms the 2024 survey was completed with 5,000 participating families/related household groups and covers spending patterns; published result tables were not linked in this build, so it is not used to set current component amounts.",
      "observation_summary": "Survey completion/status evidence only; not a numeric production input.",
      "observation_values": [
        {
          "metric": "survey_participants",
          "value": 5000,
          "unit": "families/related household groups",
          "period": "2024 survey"
        }
      ],
      "evidence_extraction_status": "DOCUMENTED_VALUES"
    },
    {
      "source_id": "vancouver_household",
      "city": "Vancouver",
      "role": "household",
      "publisher": "Statistics Canada",
      "title": "Survey of Household Spending, 2023 — updated weights",
      "url": "https://www150.statcan.gc.ca/n1/daily-quotidien/260918/dq260918a-eng.htm",
      "observation_period": "2023; weights updated 2026-09",
      "retrieved_at": "2026-09-23",
      "geography": "Canada / British Columbia and household-type tables",
      "source_type": "official",
      "geography_match": "province_and_household_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "vancouver_household",
      "upstream_dataset": "Survey of Household Spending, 2023 — updated weights",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Updated 2023 SHS supports Canadian one-person and provincial consumption calibration; used for non-rent components.",
      "observation_values": [
        {
          "metric": "Canadian average household spending",
          "value": 76750,
          "unit": "CAD/year",
          "period": "2023"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "vancouver_rent",
      "city": "Vancouver",
      "role": "rent",
      "publisher": "Statistics Canada",
      "title": "Quarterly asking rent statistics",
      "url": "https://www150.statcan.gc.ca/n1/en/catalogue/4610009201",
      "observation_period": "2025-Q4 / 2026-Q2",
      "retrieved_at": "2026-09-23",
      "geography": "Vancouver CMA",
      "source_type": "official",
      "geography_match": "metro",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "vancouver_rent",
      "upstream_dataset": "Quarterly asking rent statistics",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Official asking-rent series provides current Vancouver rental-market calibration for apartment size bands.",
      "observation_values": [
        {
          "metric": "1-bedroom asking rent reference",
          "value": 2320,
          "unit": "CAD/month",
          "period": "2025-Q4"
        },
        {
          "metric": "2-bedroom asking rent reference",
          "value": 3030,
          "unit": "CAD/month",
          "period": "2026-Q2"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "vancouver_transit",
      "city": "Vancouver",
      "role": "transit",
      "publisher": "TransLink",
      "title": "Transit fares and fare zones",
      "url": "https://www.translink.ca/transit-fares/pricing-and-fare-zones",
      "observation_period": "effective 2026-07/09",
      "retrieved_at": "2026-09-24",
      "geography": "Metro Vancouver",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "vancouver_transit",
      "upstream_dataset": "Transit fares and fare zones",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Current adult fare products used to calibrate a one-zone monthly transit benchmark.",
      "observation_values": [
        {
          "metric": "adult single fare",
          "low": 2.85,
          "mode": 2.85,
          "high": 3.5,
          "unit": "CAD/trip",
          "period": "2026"
        },
        {
          "metric": "adult one-zone monthly pass",
          "value": 117.2,
          "unit": "CAD/month",
          "period": "2026-07"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "montreal_household",
      "city": "Montréal",
      "role": "household",
      "publisher": "Statistics Canada",
      "title": "Survey of Household Spending, 2023 — updated weights",
      "url": "https://www150.statcan.gc.ca/n1/daily-quotidien/260918/dq260918a-eng.htm",
      "observation_period": "2023; weights updated 2026-09",
      "retrieved_at": "2026-09-23",
      "geography": "Canada / Quebec and household-type tables",
      "source_type": "official",
      "geography_match": "province_and_household_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "statscan_shs_2023",
      "upstream_dataset": "Survey of Household Spending, 2023 — updated weights",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Updated 2023 SHS supports Canadian one-person and Quebec consumption calibration.",
      "observation_values": [
        {
          "metric": "Canadian average household spending",
          "value": 76750,
          "unit": "CAD/year",
          "period": "2023"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "montreal_rent",
      "city": "Montréal",
      "role": "rent",
      "publisher": "Statistics Canada",
      "title": "Quarterly asking rent statistics",
      "url": "https://www150.statcan.gc.ca/n1/en/catalogue/4610009201",
      "observation_period": "2025-Q4 / 2026-Q2",
      "retrieved_at": "2026-09-23",
      "geography": "Montréal CMA",
      "source_type": "official",
      "geography_match": "metro",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "montreal_rent",
      "upstream_dataset": "Quarterly asking rent statistics",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Official asking-rent series provides Montréal rental-market calibration.",
      "observation_values": [
        {
          "metric": "1-bedroom asking rent reference",
          "value": 1550,
          "unit": "CAD/month",
          "period": "2025-Q4"
        },
        {
          "metric": "2-bedroom asking rent reference",
          "value": 1820,
          "unit": "CAD/month",
          "period": "2026-Q2"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "montreal_transit",
      "city": "Montréal",
      "role": "transit",
      "publisher": "Société de transport de Montréal",
      "title": "Fare schedule",
      "url": "https://stm.info/sites/default/files/pdf/en/tarifs.pdf",
      "observation_period": "effective 2026-07/09",
      "retrieved_at": "2026-09-24",
      "geography": "Montréal Zone A",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "montreal_transit",
      "upstream_dataset": "Fare schedule",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Current STM/ARTM fare schedule supports the monthly transit benchmark.",
      "observation_values": [
        {
          "metric": "adult single fare",
          "low": 3.75,
          "mode": 3.75,
          "high": 3.75,
          "unit": "CAD/trip",
          "period": "2026"
        },
        {
          "metric": "adult Monthly All Modes A",
          "value": 110.0,
          "unit": "CAD/month",
          "period": "effective 2026-07-01"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "chicago_household",
      "city": "Chicago",
      "role": "household",
      "publisher": "U.S. Bureau of Labor Statistics",
      "title": "Consumer Expenditures in the Chicago Metropolitan Area — 2023–24",
      "url": "https://www.bls.gov/regions/midwest/news-release/consumerexpenditures_chicago.htm",
      "observation_period": "2023-24",
      "retrieved_at": "2026-09-23",
      "geography": "Chicago-Naperville-Elgin metro",
      "source_type": "official",
      "geography_match": "metro",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "chicago_household",
      "upstream_dataset": "Consumer Expenditures in the Chicago Metropolitan Area — 2023–24",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "BLS metropolitan consumer expenditure data anchors food, utilities and household-category shares.",
      "observation_values": [
        {
          "metric": "average annual household expenditures",
          "value": 85415,
          "unit": "USD/year"
        },
        {
          "metric": "food share",
          "value": 13.7,
          "unit": "percent"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "chicago_rent",
      "city": "Chicago",
      "role": "rent",
      "publisher": "Apartment List",
      "title": "Chicago rent report",
      "url": "https://www.apartmentlist.com/rent-report/il/chicago",
      "observation_period": "2026-09",
      "retrieved_at": "2026-09-23",
      "geography": "Chicago",
      "source_type": "market_index",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "chicago_rent",
      "upstream_dataset": "Chicago rent report",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Large-market current rent index supplies one-bedroom asking-rent benchmark.",
      "observation_values": [
        {
          "metric": "1-bedroom rent reference",
          "value": 1759,
          "unit": "USD/month",
          "period": "2026-09"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "chicago_transit",
      "city": "Chicago",
      "role": "transit",
      "publisher": "Chicago Transit Authority",
      "title": "Fare information",
      "url": "https://www.transitchicago.com/fares/",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Chicago",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "chicago_transit",
      "upstream_dataset": "Fare information",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "CTA fare schedule supports regular-transit monthly benchmark.",
      "observation_values": [
        {
          "metric": "30-day pass",
          "value": 75,
          "unit": "USD/month",
          "period": "2026"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "berlin_household",
      "city": "Berlin",
      "role": "household",
      "publisher": "Destatis",
      "title": "Private consumption expenditure by household size",
      "url": "https://www.destatis.de/EN/Themes/Society-Environment/Income-Consumption-Living-Conditions/Consumption-Expenditure/Tables/liste-size-household.html",
      "observation_period": "2023; table updated 2026",
      "retrieved_at": "2026-09-23",
      "geography": "Germany / one-person households",
      "source_type": "official",
      "geography_match": "national_household_type",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "berlin_household",
      "upstream_dataset": "Private consumption expenditure by household size",
      "dedup_checked": true,
      "url_verification": "SEARCH_RESULT_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "SEARCH_RECONFIRMED",
      "external_verification_note": "Current official or market source located and reconciled during the 25-city V5.6 expansion research pass.",
      "observation_summary": "Official one-person household expenditure table provides direct category calibration.",
      "observation_values": [
        {
          "metric": "one-person private consumption",
          "value": 1918,
          "unit": "EUR/month"
        },
        {
          "metric": "food",
          "value": 254,
          "unit": "EUR/month"
        },
        {
          "metric": "housing/energy",
          "value": 817,
          "unit": "EUR/month"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "berlin_rent",
      "city": "Berlin",
      "role": "rent",
      "publisher": "State of Berlin",
      "title": "Berlin Mietspiegel 2026",
      "url": "https://www.berlin.de/sen/stadt/presse/pressemeldungen/pressemitteilung.1674998.php",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Berlin",
      "source_type": "official",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "berlin_rent",
      "upstream_dataset": "Berlin Mietspiegel 2026",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Official rent index anchors Berlin rent levels; the CLC range widens for current-market/new-lease mismatch.",
      "observation_values": [
        {
          "metric": "Mietspiegel median net cold rent",
          "value": 7.71,
          "unit": "EUR/m2/month",
          "period": "2026"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "berlin_transit",
      "city": "Berlin",
      "role": "transit",
      "publisher": "BVG",
      "title": "Deutschlandticket",
      "url": "https://www.bvg.de/en/subscriptions-and-tickets/subscriptions/deutschlandticket",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Berlin / Germany",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "berlin_transit",
      "upstream_dataset": "Deutschlandticket",
      "dedup_checked": true,
      "url_verification": "SEARCH_RESULT_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "SEARCH_RECONFIRMED",
      "external_verification_note": "Current official or market source located and reconciled during the 25-city V5.6 expansion research pass.",
      "observation_summary": "Current Deutschlandticket price used as the regular monthly transit benchmark.",
      "observation_values": [
        {
          "metric": "Deutschlandticket",
          "value": 63,
          "unit": "EUR/month",
          "period": "2026"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "madrid_household",
      "city": "Madrid",
      "role": "household",
      "publisher": "INE Spain",
      "title": "Household Budget Survey 2025",
      "url": "https://www.ine.es/dyngs/Prensa/en/EPF2025.htm",
      "observation_period": "2025",
      "retrieved_at": "2026-09-23",
      "geography": "Comunidad de Madrid",
      "source_type": "official",
      "geography_match": "region",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "madrid_household",
      "upstream_dataset": "Household Budget Survey 2025",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Official HBS per-person expenditure for Madrid region calibrates the non-rent components.",
      "observation_values": [
        {
          "metric": "mean expenditure per person",
          "value": 16124,
          "unit": "EUR/year",
          "period": "2025"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "madrid_rent",
      "city": "Madrid",
      "role": "rent",
      "publisher": "idealista",
      "title": "Madrid rental price report",
      "url": "https://www.idealista.com/sala-de-prensa/informes-precio-vivienda/alquiler/comunidad-de-madrid/madrid-provincia/madrid/",
      "observation_period": "2026-08",
      "retrieved_at": "2026-09-23",
      "geography": "Madrid",
      "source_type": "market_index",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "madrid_rent",
      "upstream_dataset": "Madrid rental price report",
      "dedup_checked": true,
      "url_verification": "SEARCH_RESULT_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "SEARCH_RECONFIRMED",
      "external_verification_note": "Current official or market source located and reconciled during the 25-city V5.6 expansion research pass.",
      "observation_summary": "Current asking-rent index supplies city and outer-district euro-per-square-metre references.",
      "observation_values": [
        {
          "metric": "city asking rent",
          "value": 23.3,
          "unit": "EUR/m2/month",
          "period": "2026-08"
        },
        {
          "metric": "outer district example",
          "value": 17.2,
          "unit": "EUR/m2/month",
          "period": "2026-08"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "madrid_transit",
      "city": "Madrid",
      "role": "transit",
      "publisher": "Consorcio Regional de Transportes de Madrid",
      "title": "Abono 30 días",
      "url": "https://www.crtm.es/billetes-y-tarifas/buscador/abono-30-dias/",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Madrid Zone A",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "madrid_transit",
      "upstream_dataset": "Abono 30 días",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "2026 discounted Zone A 30-day pass is the monthly transit anchor.",
      "observation_values": [
        {
          "metric": "Zone A normal 30-day pass",
          "value": 32.7,
          "unit": "EUR/month",
          "period": "2026"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "rome_household",
      "city": "Rome",
      "role": "household",
      "publisher": "Istat",
      "title": "Household consumption expenditure — 2024",
      "url": "https://www.istat.it/comunicato-stampa/spese-per-consumi-delle-famiglie-anno-2024/",
      "observation_period": "2024",
      "retrieved_at": "2026-09-23",
      "geography": "Italy / Central Italy proxy",
      "source_type": "official",
      "geography_match": "national_regional_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "rome_household",
      "upstream_dataset": "Household consumption expenditure — 2024",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Official Italian household spending survey provides category-level calibration; geography mismatch prevents high confidence.",
      "observation_values": [
        {
          "metric": "average monthly household consumption",
          "value": 2755,
          "unit": "EUR/month",
          "period": "2024"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "rome_rent",
      "city": "Rome",
      "role": "rent",
      "publisher": "Immobiliare.it",
      "title": "Rome residential rental market",
      "url": "https://www.immobiliare.it/en/mercato-immobiliare/lazio/roma/",
      "observation_period": "2026-08",
      "retrieved_at": "2026-09-23",
      "geography": "Rome",
      "source_type": "market_index",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "rome_rent",
      "upstream_dataset": "Rome residential rental market",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Current city and outer-area asking-rent per-square-metre data support the one-bedroom normalization.",
      "observation_values": [
        {
          "metric": "Rome average asking rent",
          "value": 19.31,
          "unit": "EUR/m2/month",
          "period": "2026-08"
        },
        {
          "metric": "lower-cost outskirts reference",
          "value": 10.72,
          "unit": "EUR/m2/month",
          "period": "2026-08"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "rome_transit",
      "city": "Rome",
      "role": "transit",
      "publisher": "ATAC Roma",
      "title": "Monthly personal pass Roma",
      "url": "https://www.atac.roma.it/en/tickets-and-passes/monthly-roma",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Rome",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "rome_transit",
      "upstream_dataset": "Monthly personal pass Roma",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Official monthly unlimited Rome pass.",
      "observation_values": [
        {
          "metric": "monthly personal pass",
          "value": 35,
          "unit": "EUR/month",
          "period": "2026"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "amsterdam_household",
      "city": "Amsterdam",
      "role": "household",
      "publisher": "Statistics Netherlands (CBS)",
      "title": "Household consumption statistics",
      "url": "https://www.cbs.nl/en-gb/figures/detail/82608eng",
      "observation_period": "2024 / current trend checks",
      "retrieved_at": "2026-09-23",
      "geography": "Netherlands",
      "source_type": "official",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "amsterdam_household",
      "upstream_dataset": "Household consumption statistics",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Official household consumption series is used as a national calibration; the city record retains conservative uncertainty.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "amsterdam_rent",
      "city": "Amsterdam",
      "role": "rent",
      "publisher": "Pararius",
      "title": "Netherlands rental market report — Amsterdam",
      "url": "https://www.pararius.com/news/sell-off-of-rental-homes-in-the-netherlands-spread",
      "observation_period": "2026-Q2",
      "retrieved_at": "2026-09-23",
      "geography": "Amsterdam",
      "source_type": "market_index",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "amsterdam_rent",
      "upstream_dataset": "Netherlands rental market report — Amsterdam",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Current new-tenant Amsterdam free-sector rent per square metre supports the target apartment normalization.",
      "observation_values": [
        {
          "metric": "Amsterdam new-tenant rent",
          "value": 28.69,
          "unit": "EUR/m2/month",
          "period": "2026-Q2"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "amsterdam_transit",
      "city": "Amsterdam",
      "role": "transit",
      "publisher": "GVB",
      "title": "GVB Vrij monthly pass rates",
      "url": "https://www.gvb.nl/en/prices",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Amsterdam",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "amsterdam_transit",
      "upstream_dataset": "GVB Vrij monthly pass rates",
      "dedup_checked": true,
      "url_verification": "SEARCH_RESULT_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "SEARCH_RECONFIRMED",
      "external_verification_note": "Current official or market source located and reconciled during the 25-city V5.6 expansion research pass.",
      "observation_summary": "Official 2026 unlimited GVB monthly pass.",
      "observation_values": [
        {
          "metric": "GVB Vrij 1 month adult",
          "value": 129,
          "unit": "EUR/month",
          "period": "2026"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "lisbon_household",
      "city": "Lisbon",
      "role": "household",
      "publisher": "Statistics Portugal (INE)",
      "title": "Household expenditure survey summary",
      "url": "https://www.ine.pt/ine_novidades/semin/INEWS60/78-79/",
      "observation_period": "2022-23",
      "retrieved_at": "2026-09-23",
      "geography": "Lisbon metropolitan area",
      "source_type": "official",
      "geography_match": "metro",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "lisbon_household",
      "upstream_dataset": "Household expenditure survey summary",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Official household budget survey provides Lisbon metro expenditure level and category shares.",
      "observation_values": [
        {
          "metric": "Lisbon metro annual household expenditure",
          "value": 26891,
          "unit": "EUR/year",
          "period": "2022-23"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "lisbon_rent",
      "city": "Lisbon",
      "role": "rent",
      "publisher": "idealista Portugal",
      "title": "Lisbon rental price report",
      "url": "https://www.idealista.pt/media/relatorios-preco-habitacao/arrendamento/lisboa-provincias/lisboa/historico/",
      "observation_period": "2026-08",
      "retrieved_at": "2026-09-23",
      "geography": "Lisbon",
      "source_type": "market_index",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "lisbon_rent",
      "upstream_dataset": "Lisbon rental price report",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Current Lisbon asking rent per square metre supports the target 1BR normalization.",
      "observation_values": [
        {
          "metric": "Lisbon city asking rent",
          "value": 24.5,
          "unit": "EUR/m2/month",
          "period": "2026-08"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "lisbon_transit",
      "city": "Lisbon",
      "role": "transit",
      "publisher": "Navegante",
      "title": "Navegante passes and fares",
      "url": "https://www.navegante.pt/viajar/titulos-e-tarifas",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Lisbon metropolitan area",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "lisbon_transit",
      "upstream_dataset": "Navegante passes and fares",
      "dedup_checked": true,
      "url_verification": "SEARCH_RESULT_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "SEARCH_RECONFIRMED",
      "external_verification_note": "Current official or market source located and reconciled during the 25-city V5.6 expansion research pass.",
      "observation_summary": "Metropolitan monthly Navegante pass is used for the transit benchmark.",
      "observation_values": [
        {
          "metric": "metropolitan monthly pass",
          "value": 40,
          "unit": "EUR/month",
          "period": "2026"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "dublin_household",
      "city": "Dublin",
      "role": "household",
      "publisher": "Central Statistics Office Ireland",
      "title": "Household Budget Survey 2022–2023 — results and analysis",
      "url": "https://www.cso.ie/en/releasesandpublications/ep/p-hbs/householdbudgetsurvey2022-2023/resultsandanalysis/",
      "observation_period": "2022-23",
      "retrieved_at": "2026-09-23",
      "geography": "Ireland / single-adult household",
      "source_type": "official",
      "geography_match": "national_household_type",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "dublin_household",
      "upstream_dataset": "Household Budget Survey 2022–2023 — results and analysis",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Official single-adult HBS directly supports food, fuel/light, housing and other category calibration.",
      "observation_values": [
        {
          "metric": "1 adult total expenditure",
          "value": 495.18,
          "unit": "EUR/week"
        },
        {
          "metric": "1 adult food",
          "value": 71.3,
          "unit": "EUR/week"
        },
        {
          "metric": "1 adult fuel and light",
          "value": 44.06,
          "unit": "EUR/week"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "dublin_rent",
      "city": "Dublin",
      "role": "rent",
      "publisher": "Daft.ie / market reporting",
      "title": "Daft rental market report — Dublin",
      "url": "https://www.daft.ie/report",
      "observation_period": "2026-Q2",
      "retrieved_at": "2026-09-23",
      "geography": "Dublin",
      "source_type": "market_index",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "dublin_rent",
      "upstream_dataset": "Daft rental market report — Dublin",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Current Dublin rental report supplies apartment-market calibration; one-bedroom normalization remains explicit.",
      "observation_values": [
        {
          "metric": "Dublin 2-bedroom market reference",
          "value": 2634,
          "unit": "EUR/month",
          "period": "2026-Q2"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "dublin_transit",
      "city": "Dublin",
      "role": "transit",
      "publisher": "Transport for Ireland",
      "title": "Leap Card fare capping — Zone 1 Dublin",
      "url": "https://www.transportforireland.ie/fares/leap-card/",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Dublin Zone 1",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "dublin_transit",
      "upstream_dataset": "Leap Card fare capping — Zone 1 Dublin",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Official weekly cap is normalized to a monthly regular-usage benchmark.",
      "observation_values": [
        {
          "metric": "adult weekly cap",
          "value": 24,
          "unit": "EUR/week",
          "period": "2026"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "zurich_household",
      "city": "Zurich",
      "role": "household",
      "publisher": "Swiss Federal Statistical Office",
      "title": "Household Budget Survey",
      "url": "https://www.bfs.admin.ch/bfs/en/home/statistics/economic-social-situation-population/income-consumption-wealth/household-budget.html",
      "observation_period": "latest available",
      "retrieved_at": "2026-09-23",
      "geography": "Switzerland",
      "source_type": "official",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "zurich_household",
      "upstream_dataset": "Household Budget Survey",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Official household budget evidence supplies Swiss category calibration; city-specific rent and transport are separate.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "zurich_rent",
      "city": "Zurich",
      "role": "rent",
      "publisher": "City of Zurich Statistics",
      "title": "Rent prices 2024 in the City of Zurich",
      "url": "https://www.stadt-zuerich.ch/artikel/de/statistik-und-daten/mietpreise-2024-in-der-stadt-zuerich.html",
      "observation_period": "2024",
      "retrieved_at": "2026-09-23",
      "geography": "Zurich",
      "source_type": "official",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "zurich_rent",
      "upstream_dataset": "Rent prices 2024 in the City of Zurich",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Official rent survey provides 2-room median and quartiles; gross costs are reported as 10–15% above net.",
      "observation_values": [
        {
          "metric": "2-room median net rent",
          "value": 1424,
          "unit": "CHF/month",
          "period": "2024"
        },
        {
          "metric": "2-room 25th percentile",
          "value": 1095,
          "unit": "CHF/month"
        },
        {
          "metric": "2-room 75th percentile",
          "value": 1836,
          "unit": "CHF/month"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "zurich_transit",
      "city": "Zurich",
      "role": "transit",
      "publisher": "Zürcher Verkehrsverbund (ZVV)",
      "title": "Current monthly-pass fare reference",
      "url": "https://www.zvv.ch/en/travelcards-and-tickets/travelcards/networkpass.html",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Zurich",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "zurich_transit",
      "upstream_dataset": "Current monthly-pass fare reference",
      "dedup_checked": true,
      "url_verification": "SEARCH_RESULT_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "SEARCH_RECONFIRMED",
      "external_verification_note": "Current official or market source located and reconciled during the 25-city V5.6 expansion research pass.",
      "observation_summary": "ZVV monthly NetworkPass price supports the transit benchmark.",
      "observation_values": [
        {
          "metric": "adult monthly 1–2 zones reference",
          "value": 88,
          "unit": "CHF/month",
          "period": "2026"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "melbourne_household",
      "city": "Melbourne",
      "role": "household",
      "publisher": "Australian Bureau of Statistics",
      "title": "Monthly Household Spending Indicator — Victoria",
      "url": "https://www.abs.gov.au/statistics/economy/finance/monthly-household-spending-indicator/jul-2026",
      "observation_period": "2026-07",
      "retrieved_at": "2026-09-23",
      "geography": "Victoria",
      "source_type": "official",
      "geography_match": "state_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "melbourne_household",
      "upstream_dataset": "Monthly Household Spending Indicator — Victoria",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Current state household-spending categories calibrate movement/freshness; absolute component anchors remain normalized research estimates.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "melbourne_rent",
      "city": "Melbourne",
      "role": "rent",
      "publisher": "Domain",
      "title": "Rental Report",
      "url": "https://www.domain.com.au/research/rental-report/",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Melbourne",
      "source_type": "market_index",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "melbourne_rent",
      "upstream_dataset": "Rental Report",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Current Melbourne rental-market report supports apartment rent calibration.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "melbourne_transit",
      "city": "Melbourne",
      "role": "transit",
      "publisher": "Public Transport Victoria",
      "title": "Metropolitan fares",
      "url": "https://www.ptv.vic.gov.au/tickets/fares/metropolitan-fares/",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Melbourne Zones 1+2",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "melbourne_transit",
      "upstream_dataset": "Metropolitan fares",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Official 28–365 day Myki Pass daily rate supports monthly benchmark.",
      "observation_values": [
        {
          "metric": "Zone 1+2 daily rate for 28–365 day pass",
          "value": 6.6,
          "unit": "AUD/day",
          "period": "2026"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "bangkok_household",
      "city": "Bangkok",
      "role": "household",
      "publisher": "National Statistical Office Thailand",
      "title": "Household Socio-Economic Survey 2024",
      "url": "https://www.nso.go.th/nsoweb/storage/survey_detail/2026/20260128091234_49296.pdf",
      "observation_period": "2024",
      "retrieved_at": "2026-09-23",
      "geography": "Greater Bangkok",
      "source_type": "official",
      "geography_match": "metro",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bangkok_household",
      "upstream_dataset": "Household Socio-Economic Survey 2024",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Official household socioeconomic survey supplies Greater Bangkok expenditure level.",
      "observation_values": [
        {
          "metric": "Greater Bangkok mean monthly household expenditure",
          "value": 30464,
          "unit": "THB/month",
          "period": "2024"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "bangkok_rent",
      "city": "Bangkok",
      "role": "rent",
      "publisher": "CBRE",
      "title": "Bangkok residential market figures / outlook",
      "url": "https://www.cbre.com/insights/figures/bangkok-overall-figures-q1-2026",
      "observation_period": "2026-Q1",
      "retrieved_at": "2026-09-23",
      "geography": "Bangkok",
      "source_type": "market_research",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 1,
      "independence_cluster": "bangkok_rent",
      "upstream_dataset": "Bangkok residential market figures / outlook",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Current Bangkok residential market research provides market context; target 1BR rent is conservatively normalized with wide uncertainty.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "bangkok_transit",
      "city": "Bangkok",
      "role": "transit",
      "publisher": "Bangkok Expressway and Metro",
      "title": "MRT fare calculator",
      "url": "https://metro.bemplc.co.th/Fare-Calculation?lang=en",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Bangkok MRT",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bangkok_transit",
      "upstream_dataset": "MRT fare calculator",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Official MRT fare calculator supports the normalized 44-trip monthly usage model.",
      "observation_values": [
        {
          "metric": "representative adult trip",
          "value": 44,
          "unit": "THB/trip",
          "period": "2026"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "kuala_lumpur_household",
      "city": "Kuala Lumpur",
      "role": "household",
      "publisher": "Department of Statistics Malaysia",
      "title": "Household Expenditure Survey 2024 — W.P. Kuala Lumpur",
      "url": "https://www.dosm.gov.my/uploads/release-content/file_20260312093411.pdf",
      "observation_period": "2024",
      "retrieved_at": "2026-09-23",
      "geography": "W.P. Kuala Lumpur",
      "source_type": "official",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "kuala_lumpur_household",
      "upstream_dataset": "Household Expenditure Survey 2024 — W.P. Kuala Lumpur",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Official city-level household expenditure categories provide strong local calibration.",
      "observation_values": [
        {
          "metric": "mean monthly household expenditure",
          "value": 8178,
          "unit": "MYR/month"
        },
        {
          "metric": "food and beverages",
          "value": 976,
          "unit": "MYR/month"
        },
        {
          "metric": "housing utilities fuels",
          "value": 2497,
          "unit": "MYR/month"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "kuala_lumpur_rent",
      "city": "Kuala Lumpur",
      "role": "rent",
      "publisher": "PropertyGuru Malaysia",
      "title": "Current 1-bedroom apartments for rent in Kuala Lumpur",
      "url": "https://www.propertyguru.com.my/apartment-for-rent/in-kuala-lumpur-58jok/with-1-bedroom",
      "observation_period": "2026-09",
      "retrieved_at": "2026-09-23",
      "geography": "Kuala Lumpur",
      "source_type": "market_listings",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "kuala_lumpur_rent",
      "upstream_dataset": "Current 1-bedroom apartments for rent in Kuala Lumpur",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Current 1-bedroom listings across transit-connected Kuala Lumpur submarkets support the rental anchor.",
      "observation_values": [
        {
          "metric": "listing examples",
          "value": "2600–4100",
          "unit": "MYR/month",
          "period": "2026-09"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "kuala_lumpur_transit",
      "city": "Kuala Lumpur",
      "role": "transit",
      "publisher": "MyRapid",
      "title": "My50 Unlimited Travel Pass",
      "url": "https://myrapid.com.my/our-products/my50/",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Klang Valley",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "kuala_lumpur_transit",
      "upstream_dataset": "My50 Unlimited Travel Pass",
      "dedup_checked": true,
      "url_verification": "SEARCH_RESULT_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "SEARCH_RECONFIRMED",
      "external_verification_note": "Current official or market source located and reconciled during the 25-city V5.6 expansion research pass.",
      "observation_summary": "My50 is RM50 for 30 days for eligible Malaysian residents; model retains this as the public-transit benchmark for the local-resident persona.",
      "observation_values": [
        {
          "metric": "My50",
          "value": 50,
          "unit": "MYR/30 days",
          "period": "2026"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "taipei_household",
      "city": "Taipei",
      "role": "household",
      "publisher": "Taipei City Government Open Data",
      "title": "Household consumption expenditure statistics",
      "url": "https://data.taipei/dataset/detail?id=3624ae7b-53e7-49ce-8c3f-11ba4e1bfba6",
      "observation_period": "2024",
      "retrieved_at": "2026-09-23",
      "geography": "Taipei City",
      "source_type": "official",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "taipei_household",
      "upstream_dataset": "Household consumption expenditure statistics",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "City open-data household consumption tables calibrate non-rent categories.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "taipei_rent",
      "city": "Taipei",
      "role": "rent",
      "publisher": "591 Housing",
      "title": "Taipei rental market — one-room/one-bedroom reference",
      "url": "https://rent.591.com.tw/market/region?community_id=0&region_id=1&section_id=38",
      "observation_period": "2026-09",
      "retrieved_at": "2026-09-23",
      "geography": "Taipei",
      "source_type": "market_index",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "taipei_rent",
      "upstream_dataset": "Taipei rental market — one-room/one-bedroom reference",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Current large listing-market median supports the rent anchor, widened for target unit size.",
      "observation_values": [
        {
          "metric": "1-room median reference",
          "value": 19800,
          "unit": "TWD/month",
          "period": "2026-09"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "taipei_transit",
      "city": "Taipei",
      "role": "transit",
      "publisher": "Taipei Rapid Transit Corporation",
      "title": "TPASS / Megacity Pass information",
      "url": "https://english.metro.taipei/cp.aspx?n=BECC2E7AC426F659&s=6A0905D6BC726B97",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Taipei/New Taipei/Keelung/Taoyuan",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "taipei_transit",
      "upstream_dataset": "TPASS / Megacity Pass information",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Official monthly metropolitan pass used as transit anchor.",
      "observation_values": [
        {
          "metric": "monthly pass",
          "value": 1200,
          "unit": "TWD/month",
          "period": "2026"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "manila_household",
      "city": "Manila",
      "role": "household",
      "publisher": "Philippine Statistics Authority",
      "title": "2025 Family Income and Expenditure Survey — NCR/HUC preliminary results",
      "url": "https://psa.gov.ph/statistics/income-expenditure/fies/node/1684084086",
      "observation_period": "2025 preliminary (released 2026-08-26)",
      "retrieved_at": "2026-09-28",
      "geography": "National Capital Region; HUC tables available",
      "source_type": "official",
      "geography_match": "region_family_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "manila_household",
      "upstream_dataset": "2023 Family Income and Expenditure Survey",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-28",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "PSA 2025 FIES release reopened 2026-09-28. It publishes NCR and HUC family income/expenditure results, but it is not a one-person renter survey.",
      "observation_summary": "Current official 2025 FIES evidence: NCR average annual family expenditure and expenditure-group shares are useful calibration context, but family/HUC evidence does not directly measure the published solo-renter persona.",
      "observation_values": [
        {
          "metric": "NCR average annual family expenditure",
          "value": 460500,
          "unit": "PHP/year",
          "period": "2025 preliminary"
        },
        {
          "metric": "NCR housing/water/electricity/gas/other fuels share",
          "value": 27.3,
          "unit": "percent of annual family expenditure",
          "period": "2025 preliminary"
        },
        {
          "metric": "NCR food and non-alcoholic beverages share",
          "value": 25.7,
          "unit": "percent of annual family expenditure",
          "period": "2025 preliminary"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "manila_rent",
      "city": "Manila",
      "role": "rent",
      "publisher": "Lamudi Philippines",
      "title": "Metro Manila apartments for rent",
      "url": "https://www.lamudi.com.ph/rent/metro-manila/apartment/",
      "observation_period": "2026-09",
      "retrieved_at": "2026-09-23",
      "geography": "Metro Manila",
      "source_type": "market_listings",
      "geography_match": "city",
      "quality_score": 1,
      "freshness_score": 3,
      "definition_match_score": 1,
      "independence_cluster": "manila_rent",
      "upstream_dataset": "Metro Manila apartments for rent",
      "dedup_checked": true,
      "url_verification": "SEARCH_RESULT_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "SEARCH_RECONFIRMED",
      "external_verification_note": "Current official or market source located and reconciled during the 25-city V5.6 expansion research pass.",
      "observation_summary": "Current listing-market evidence provides a wide Metro Manila one-bedroom reference; source thinness keeps rent confidence Low.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "manila_transit",
      "city": "Manila",
      "role": "transit",
      "publisher": "Light Rail Transit Authority",
      "title": "Tickets and fares",
      "url": "https://www.lrta.gov.ph/tickets-and-fares/",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Metro Manila LRT",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "manila_transit",
      "upstream_dataset": "Tickets and fares",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Official LRT fare structure supports normalized regular transit usage.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "hcmc_household",
      "city": "Ho Chi Minh City",
      "role": "household",
      "publisher": "National Statistics Office Vietnam",
      "title": "Results of the Viet Nam Household Living Standards Survey 2024",
      "url": "https://www.nso.gov.vn/en/data-and-statistics/2026/03/results-of-the-viet-nam-household-living-standards-survey-2024/",
      "observation_period": "2024 (published 2026-03-31)",
      "retrieved_at": "2026-09-28",
      "geography": "Vietnam; expenditure representative nationally, urban/rural and six socioeconomic regions",
      "source_type": "official",
      "geography_match": "national_urban_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 1,
      "independence_cluster": "hcmc_household",
      "upstream_dataset": "Vietnam Household Living Standards Survey 2024 — press release",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-28",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Official 2024 VHLSS results reopened 2026-09-28. NSO states expenditure is representative nationally, urban/rural and for six socioeconomic regions, not at province/city level.",
      "observation_summary": "Official 2024 living-standards expenditure is current and useful as an urban/regional proxy, but it cannot be described as HCMC-specific expenditure evidence.",
      "observation_values": [
        {
          "metric": "urban per-capita monthly expenditure",
          "value": 3768000,
          "unit": "VND/person/month",
          "period": "2024"
        },
        {
          "metric": "national per-capita monthly expenditure",
          "value": 2977000,
          "unit": "VND/person/month",
          "period": "2024"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "hcmc_rent",
      "city": "Ho Chi Minh City",
      "role": "rent",
      "publisher": "Batdongsan.com.vn",
      "title": "Ho Chi Minh City apartments for rent",
      "url": "https://batdongsan.com.vn/cho-thue-can-ho-chung-cu-ho-chi-minh",
      "observation_period": "2026-09",
      "retrieved_at": "2026-09-23",
      "geography": "Ho Chi Minh City",
      "source_type": "market_listings",
      "geography_match": "city",
      "quality_score": 1,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "hcmc_rent",
      "upstream_dataset": "Ho Chi Minh City apartments for rent",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Large local listing portal used for current apartment-rent calibration; target 1BR normalization remains conservative.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "hcmc_transit",
      "city": "Ho Chi Minh City",
      "role": "transit",
      "publisher": "Ho Chi Minh City Metro information",
      "title": "Metro Line 1 ticket and pass information",
      "url": "https://hochiminhcitymetro.com/tickets/",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Ho Chi Minh City",
      "source_type": "secondary",
      "geography_match": "city",
      "quality_score": 1,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "hcmc_transit",
      "upstream_dataset": "Metro Line 1 ticket and pass information",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Current Metro fare/pass information supports the low car-free public-transport benchmark; network coverage is still limited.",
      "observation_values": [
        {
          "metric": "monthly pass reference",
          "value": 300000,
          "unit": "VND/month",
          "period": "2026"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "bengaluru_household",
      "city": "Bengaluru",
      "role": "household",
      "publisher": "Government of India / MoSPI",
      "title": "HCES 2023–24 — Karnataka urban MPCE",
      "url": "https://www.pib.gov.in/Pressreleaseshare.aspx?PRID=2097601&lang=2&reg=3",
      "observation_period": "2023-24",
      "retrieved_at": "2026-09-23",
      "geography": "Karnataka urban",
      "source_type": "official",
      "geography_match": "state_urban_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bengaluru_household",
      "upstream_dataset": "HCES 2023–24 — Karnataka urban MPCE",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Official state urban monthly per-capita consumption expenditure supports one-adult non-rent calibration.",
      "observation_values": [
        {
          "metric": "Karnataka urban MPCE",
          "value": 8076,
          "unit": "INR/month",
          "period": "2023-24"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "bengaluru_rent",
      "city": "Bengaluru",
      "role": "rent",
      "publisher": "Magicbricks",
      "title": "Current 1 BHK flats for rent in Bangalore",
      "url": "https://www.magicbricks.com/1-bhk-flats-for-rent-in-bangalore-pppfr",
      "observation_period": "2026-09",
      "retrieved_at": "2026-09-23",
      "geography": "Bengaluru",
      "source_type": "market_listings",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bengaluru_rent",
      "upstream_dataset": "Current 1 BHK flats for rent in Bangalore",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Large current listing set shows 1BHK examples across transit-connected districts and supports the normalized rent anchor.",
      "observation_values": [
        {
          "metric": "current listing examples",
          "value": "12600–27000",
          "unit": "INR/month",
          "period": "2026-09"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "bengaluru_transit",
      "city": "Bengaluru",
      "role": "transit",
      "publisher": "Bangalore Metro Rail Corporation",
      "title": "Namma Metro travel and fare information",
      "url": "https://english.bmrc.co.in/travel-info/",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Bengaluru",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bengaluru_transit",
      "upstream_dataset": "Namma Metro travel and fare information",
      "dedup_checked": true,
      "url_verification": "SEARCH_RESULT_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "SEARCH_RECONFIRMED",
      "external_verification_note": "Current official or market source located and reconciled during the 25-city V5.6 expansion research pass.",
      "observation_summary": "Official metro fare information underpins a 44-trip normalized monthly transit estimate.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "riyadh_household",
      "city": "Riyadh",
      "role": "household",
      "publisher": "General Authority for Statistics Saudi Arabia",
      "title": "Household Income and Consumption Expenditure Survey 2023",
      "url": "https://www.stats.gov.sa/documents/20117/0/Household%2BIncome%2Band%2BConsumption%2BExpenditure%2BSurvey23%2BEN.pdf/c289343c-4af7-7f49-a8c5-9d8c56a91586?t=1740660442317",
      "observation_period": "2023",
      "retrieved_at": "2026-09-23",
      "geography": "Saudi Arabia / per-capita",
      "source_type": "official",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "riyadh_household",
      "upstream_dataset": "Household Income and Consumption Expenditure Survey 2023",
      "dedup_checked": true,
      "url_verification": "SEARCH_RESULT_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "SEARCH_RECONFIRMED",
      "external_verification_note": "Current official or market source located and reconciled during the 25-city V5.6 expansion research pass.",
      "observation_summary": "Official per-capita consumption survey provides a national anchor; city-specific decomposition remains thin, so Riyadh is provisional.",
      "observation_values": [
        {
          "metric": "average per-capita monthly consumption expenditure",
          "value": 2939,
          "unit": "SAR/month",
          "period": "2023"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "riyadh_rent",
      "city": "Riyadh",
      "role": "rent",
      "publisher": "Bayut Saudi Arabia",
      "title": "Apartments for rent in Riyadh",
      "url": "https://www.bayut.sa/en/to-rent/apartments/riyadh/",
      "observation_period": "2026-09",
      "retrieved_at": "2026-09-23",
      "geography": "Riyadh",
      "source_type": "market_listings",
      "geography_match": "city",
      "quality_score": 1,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "riyadh_rent",
      "upstream_dataset": "Apartments for rent in Riyadh",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Current asking-rent listings calibrate the one-bedroom anchor; listing mix and lease conventions require a wide band.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "riyadh_transit",
      "city": "Riyadh",
      "role": "transit",
      "publisher": "Royal Commission for Riyadh City",
      "title": "Riyadh Public Transport",
      "url": "https://www.rcrc.gov.sa/en/projects/king-abdulaziz-project-for-riyadh-public-transport/",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Riyadh",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "riyadh_transit",
      "upstream_dataset": "Riyadh Public Transport",
      "dedup_checked": true,
      "url_verification": "SEARCH_RESULT_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "SEARCH_RECONFIRMED",
      "external_verification_note": "Current official or market source located and reconciled during the 25-city V5.6 expansion research pass.",
      "observation_summary": "Official public-transport system reference supports the monthly-pass/regular-usage benchmark.",
      "observation_values": [
        {
          "metric": "30-day regular-use planning anchor",
          "value": 140,
          "unit": "SAR/month",
          "period": "2026"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "doha_household",
      "city": "Doha",
      "role": "household",
      "publisher": "Planning and Statistics Authority Qatar",
      "title": "Qatar Social Statistics — household expenditure",
      "url": "https://www.psa.gov.qa/en/statistics/Statistical%20Releases/Social/GenrealSocialStatistics/QatarSocialStatistics/Qatar_Social_Statistics_2009_2018_En.pdf",
      "observation_period": "2018",
      "retrieved_at": "2026-09-23",
      "geography": "Qatar / non-Qatari households",
      "source_type": "official",
      "geography_match": "national_household_proxy",
      "quality_score": 3,
      "freshness_score": 0,
      "definition_match_score": 1,
      "independence_cluster": "doha_household",
      "upstream_dataset": "Qatar Social Statistics — household expenditure",
      "dedup_checked": true,
      "url_verification": "SEARCH_RESULT_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "SEARCH_RECONFIRMED",
      "external_verification_note": "Current official or market source located and reconciled during the 25-city V5.6 expansion research pass.",
      "observation_summary": "Official household expenditure survey evidence is old; this intentionally forces provisional treatment.",
      "observation_values": [
        {
          "metric": "non-Qatari average monthly household spending",
          "value": 16100,
          "unit": "QAR/month",
          "period": "2018"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "doha_rent",
      "city": "Doha",
      "role": "rent",
      "publisher": "ValuStrat",
      "title": "Qatar housing rents — Q2 2026",
      "url": "https://valustrat.com/pages/qatar-housing-rents-stabilise-mortgage-activity-surges-q2-2026-zawya",
      "observation_period": "2026-Q2",
      "retrieved_at": "2026-09-23",
      "geography": "Qatar / Doha-heavy apartment market",
      "source_type": "market_research",
      "geography_match": "national_city_weighted",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "doha_rent",
      "upstream_dataset": "Qatar housing rents — Q2 2026",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Current market report shows average apartment lease rates and Doha transaction dominance.",
      "observation_values": [
        {
          "metric": "average apartment lease",
          "value": 5600,
          "unit": "QAR/month",
          "period": "2026-Q2"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "doha_transit",
      "city": "Doha",
      "role": "transit",
      "publisher": "Qatar Rail",
      "title": "Doha Metro and Lusail Tram 30-Day metropass",
      "url": "https://www.qr.com.qa/media/banners/FAQs_30-Day_metropass_99_promotion_EN.pdf",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Doha",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "doha_transit",
      "upstream_dataset": "Doha Metro and Lusail Tram 30-Day metropass",
      "dedup_checked": true,
      "url_verification": "SEARCH_RESULT_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "SEARCH_RECONFIRMED",
      "external_verification_note": "Current official or market source located and reconciled during the 25-city V5.6 expansion research pass.",
      "observation_summary": "Official 30-day unlimited metro/tram pass.",
      "observation_values": [
        {
          "metric": "30-day metropass",
          "value": 120,
          "unit": "QAR/month",
          "period": "2026"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "buenos_aires_household",
      "city": "Buenos Aires",
      "role": "household",
      "publisher": "INDEC Argentina",
      "title": "National Household Expenditure Survey (ENGHo)",
      "url": "https://www.indec.gob.ar/indec/web/Nivel3-Tema-4-45",
      "observation_period": "2017-18",
      "retrieved_at": "2026-09-23",
      "geography": "Argentina / Greater Buenos Aires tables",
      "source_type": "official",
      "geography_match": "metro_old_proxy",
      "quality_score": 3,
      "freshness_score": 0,
      "definition_match_score": 1,
      "independence_cluster": "buenos_aires_household",
      "upstream_dataset": "National Household Expenditure Survey (ENGHo)",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Official household expenditure evidence is stale relative to current inflation, so Buenos Aires remains provisional.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "buenos_aires_rent",
      "city": "Buenos Aires",
      "role": "rent",
      "publisher": "Unitrank",
      "title": "Buenos Aires rental market report — September 2026",
      "url": "https://unitrank.com/en/ar/buenos-aires/market-report",
      "observation_period": "2026-09",
      "retrieved_at": "2026-09-23",
      "geography": "Buenos Aires",
      "source_type": "market_index",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "buenos_aires_rent",
      "upstream_dataset": "Buenos Aires rental market report — September 2026",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Current large-listing report supplies base-rent and all-in direct-rental context; CLC uses the base/unfurnished direction conservatively.",
      "observation_values": [
        {
          "metric": "direct furnished base rent",
          "value": 613,
          "unit": "USD/month",
          "period": "2026-09"
        },
        {
          "metric": "direct all-in total",
          "value": 873,
          "unit": "USD/month",
          "period": "2026-09"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "buenos_aires_transit",
      "city": "Buenos Aires",
      "role": "transit",
      "publisher": "Buenos Aires City Government",
      "title": "Subte fares and passes",
      "url": "https://buenosaires.gob.ar/gcaba_historico/subte/tarifas-pases-y-abonos/tarifas",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Buenos Aires",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "buenos_aires_transit",
      "upstream_dataset": "Subte fares and passes",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Official urban rail fares support normalized monthly usage.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "santiago_household",
      "city": "Santiago",
      "role": "household",
      "publisher": "INE Chile",
      "title": "Household Budget Survey — Santiago metropolitan capitals",
      "url": "https://www.ine.gob.cl/sala-de-prensa/prensa/general/noticia/2023/10/26/hogares-en-chile-gastan-m%C3%A1s-de-1-4-millones-de-pesos-en-promedio-al-mes-el-21-2-de-ese-monto-es-para-alimentaci%C3%B3n",
      "observation_period": "2021-22 / published 2023",
      "retrieved_at": "2026-09-23",
      "geography": "Santiago / regional capitals",
      "source_type": "official",
      "geography_match": "metro",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "santiago_household",
      "upstream_dataset": "Household Budget Survey — Santiago metropolitan capitals",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Official household expenditure survey gives total and category shares for metropolitan households.",
      "observation_values": [
        {
          "metric": "average monthly household spending",
          "value": 1451000,
          "unit": "CLP/month"
        },
        {
          "metric": "food share",
          "value": 21.2,
          "unit": "percent"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "santiago_rent",
      "city": "Santiago",
      "role": "rent",
      "publisher": "Portal Inmobiliario",
      "title": "Current one-bedroom rentals in Santiago",
      "url": "https://www.portalinmobiliario.com/arriendo/departamento/1-dormitorio/region-metropolitana",
      "observation_period": "2026-09",
      "retrieved_at": "2026-09-23",
      "geography": "Santiago / Metro region",
      "source_type": "market_listings",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "santiago_rent",
      "upstream_dataset": "Current one-bedroom rentals in Santiago",
      "dedup_checked": true,
      "url_verification": "SEARCH_RESULT_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "SEARCH_RECONFIRMED",
      "external_verification_note": "Current official or market source located and reconciled during the 25-city V5.6 expansion research pass.",
      "observation_summary": "Current one-bedroom listing evidence supports the non-prime rent anchor.",
      "observation_values": [
        {
          "metric": "representative listing band",
          "value": "320000–520000",
          "unit": "CLP/month",
          "period": "2026-09"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "santiago_transit",
      "city": "Santiago",
      "role": "transit",
      "publisher": "Red Movilidad",
      "title": "Current fares",
      "url": "https://www.red.cl/tarifas-y-recargas/conoce-las-tarifas/",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Santiago",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "santiago_transit",
      "upstream_dataset": "Current fares",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Official Red Movilidad fares support the normalized monthly transit model.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "bogota_household",
      "city": "Bogotá",
      "role": "household",
      "publisher": "DANE Colombia",
      "title": "National Household Budget Survey (ENPH)",
      "url": "https://www.dane.gov.co/index.php/estadisticas-por-tema/pobreza-y-condiciones-de-vida/encuesta-nacional-de-presupuestos-de-los-hogares-enph",
      "observation_period": "2016-17",
      "retrieved_at": "2026-09-23",
      "geography": "Bogotá / national household survey tables",
      "source_type": "official",
      "geography_match": "city_old_proxy",
      "quality_score": 3,
      "freshness_score": 0,
      "definition_match_score": 1,
      "independence_cluster": "bogota_household",
      "upstream_dataset": "National Household Budget Survey (ENPH)",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Official expenditure survey is materially old; Bogotá remains provisional until newer city-level household-budget evidence is linked.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "bogota_rent",
      "city": "Bogotá",
      "role": "rent",
      "publisher": "Inmobirexos",
      "title": "Bogotá 2026 rental price guide",
      "url": "https://www.inmobirexos.com/guia/precios-canon-arriendo-bogota-2026",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Bogotá",
      "source_type": "market_research",
      "geography_match": "city",
      "quality_score": 1,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bogota_rent",
      "upstream_dataset": "Bogotá 2026 rental price guide",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Current local rental guide provides one-bedroom/submarket calibration; uncertainty remains wide.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "bogota_transit",
      "city": "Bogotá",
      "role": "transit",
      "publisher": "TransMilenio",
      "title": "System fares",
      "url": "https://www.transmilenio.gov.co/viaje-en-transmi/medios-de-pago/tarifas-del-sistema-transmilenio",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Bogotá",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bogota_transit",
      "upstream_dataset": "System fares",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Official system fare normalized to 44 trips per month.",
      "observation_values": [
        {
          "metric": "single fare",
          "value": 3550,
          "unit": "COP/trip",
          "period": "2026"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "lima_household",
      "city": "Lima",
      "role": "household",
      "publisher": "INEI Peru",
      "title": "National Household Survey (ENAHO)",
      "url": "https://www.gob.pe/institucion/inei/campa%C3%B1as/8600-encuesta-nacional-de-hogares-enaho-2025",
      "observation_period": "2025 / 2026 field cycle",
      "retrieved_at": "2026-09-23",
      "geography": "Peru / Lima extraction pending",
      "source_type": "official",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 1,
      "independence_cluster": "lima_household",
      "upstream_dataset": "National Household Survey (ENAHO)",
      "dedup_checked": true,
      "url_verification": "SEARCH_RESULT_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "SEARCH_RECONFIRMED",
      "external_verification_note": "Current official or market source located and reconciled during the 25-city V5.6 expansion research pass.",
      "observation_summary": "Official household survey framework is current but a persona-matched Lima extraction is not linked; Lima remains provisional.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "lima_rent",
      "city": "Lima",
      "role": "rent",
      "publisher": "Urbania",
      "title": "Urbania Index Lima — rental market",
      "url": "https://urbania.pe/blog/urbania-index-lima/alquiler/",
      "observation_period": "2025-26",
      "retrieved_at": "2026-09-23",
      "geography": "Lima",
      "source_type": "market_index",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "lima_rent",
      "upstream_dataset": "Urbania Index Lima — rental market",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Market index supplies Lima apartment rent calibration; smaller-unit adjustment is explicit.",
      "observation_values": [
        {
          "metric": "100m2 reference rent",
          "value": 3185,
          "unit": "PEN/month",
          "period": "late 2025"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "lima_transit",
      "city": "Lima",
      "role": "transit",
      "publisher": "Autoridad de Transporte Urbano para Lima y Callao",
      "title": "Public transport fare information",
      "url": "https://www.gob.pe/atu",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Lima and Callao",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "lima_transit",
      "upstream_dataset": "Public transport fare information",
      "dedup_checked": true,
      "url_verification": "SEARCH_RESULT_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "SEARCH_RECONFIRMED",
      "external_verification_note": "Current official or market source located and reconciled during the 25-city V5.6 expansion research pass.",
      "observation_summary": "Official transport authority source supports a conservative normalized monthly public-transit benchmark.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "cape_town_household",
      "city": "Cape Town",
      "role": "household",
      "publisher": "Statistics South Africa",
      "title": "Income and Expenditure Survey — municipal results",
      "url": "https://www.statssa.gov.za/?p=17995",
      "observation_period": "2022-23 / published 2025",
      "retrieved_at": "2026-09-23",
      "geography": "City of Cape Town",
      "source_type": "official",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "cape_town_household",
      "upstream_dataset": "Income and Expenditure Survey — municipal results",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Official municipal household expenditure levels provide direct local calibration.",
      "observation_values": [
        {
          "metric": "average annual household expenditure",
          "value": 248539,
          "unit": "ZAR/year"
        },
        {
          "metric": "median annual household expenditure",
          "value": 140523,
          "unit": "ZAR/year"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "cape_town_rent",
      "city": "Cape Town",
      "role": "rent",
      "publisher": "PayProp / market reporting",
      "title": "Western Cape rental index",
      "url": "https://www.payprop.com/za/rental-index",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Western Cape / Cape Town market",
      "source_type": "market_index",
      "geography_match": "province_city_proxy",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "cape_town_rent",
      "upstream_dataset": "Western Cape rental index",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Current rental index supports Cape Town one-bedroom normalization with a city-market uncertainty band.",
      "observation_values": [
        {
          "metric": "Western Cape average rent reference",
          "value": 12125,
          "unit": "ZAR/month",
          "period": "2026"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "cape_town_transit",
      "city": "Cape Town",
      "role": "transit",
      "publisher": "MyCiTi",
      "title": "Fare adjustments 2026",
      "url": "https://www.myciti.org.za/en/contact/media-releases/fare-adjustments-2026/",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Cape Town",
      "source_type": "official_operator",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "cape_town_transit",
      "upstream_dataset": "Fare adjustments 2026",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Official fare schedule supports the monthly regular-use benchmark.",
      "observation_values": [
        {
          "metric": "monthly pass reference",
          "value": 1500,
          "unit": "ZAR/month",
          "period": "2026"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "nairobi_household",
      "city": "Nairobi",
      "role": "household",
      "publisher": "Kenya National Bureau of Statistics",
      "title": "Kenya Continuous Household Survey / consumption microdata",
      "url": "https://statistics.knbs.or.ke/nada/index.php/catalog/131/study-description",
      "observation_period": "2022",
      "retrieved_at": "2026-09-23",
      "geography": "Kenya / urban household proxy",
      "source_type": "official",
      "geography_match": "national_urban_proxy",
      "quality_score": 3,
      "freshness_score": 1,
      "definition_match_score": 1,
      "independence_cluster": "nairobi_household",
      "upstream_dataset": "Kenya Continuous Household Survey / consumption microdata",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Official consumption microdata are useful but not a current persona-matched Nairobi table, so the city remains provisional.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "nairobi_rent",
      "city": "Nairobi",
      "role": "rent",
      "publisher": "BuyRentKenya",
      "title": "1-bedroom apartments for rent in Nairobi",
      "url": "https://www.buyrentkenya.com/flats-apartments-for-rent/nairobi/1-bedroom",
      "observation_period": "2026-09",
      "retrieved_at": "2026-09-23",
      "geography": "Nairobi",
      "source_type": "market_listings",
      "geography_match": "city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "nairobi_rent",
      "upstream_dataset": "1-bedroom apartments for rent in Nairobi",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source URL reopened directly during final V5.6 source QA; observation role and geography were retained conservatively.",
      "observation_summary": "Current large listing market provides a wide Nairobi one-bedroom reference; CLC normalizes down from larger/premium listings for the target persona.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "nairobi_transit",
      "city": "Nairobi",
      "role": "transit",
      "publisher": "KNBS / local fare monitoring",
      "title": "Transport CPI and public-service fare context",
      "url": "https://www.knbs.or.ke/reports/consumer-price-indices-and-inflation-rates/",
      "observation_period": "2026",
      "retrieved_at": "2026-09-23",
      "geography": "Nairobi / Kenya urban",
      "source_type": "official",
      "geography_match": "national_city_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "nairobi_transit",
      "upstream_dataset": "Transport CPI and public-service fare context",
      "dedup_checked": true,
      "url_verification": "SEARCH_RESULT_CONFIRMED",
      "external_verified_at": "2026-09-23",
      "external_verification_status": "SEARCH_RECONFIRMED",
      "external_verification_note": "Current official or market source located and reconciled during the 25-city V5.6 expansion research pass.",
      "observation_summary": "No single administered monthly pass exists; model uses a conservative 44-trip matatu/bus usage allowance informed by current transport-price monitoring.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_VALUES_OR_METADATA_REVIEWED"
    },
    {
      "source_id": "toronto_statcan_retail_2026m07",
      "city": "Toronto",
      "role": "grocery_detail",
      "publisher": "Statistics Canada",
      "title": "Monthly average retail prices for selected products",
      "url": "https://www150.statcan.gc.ca/t1/tbl1/en/tv.action?pid=1810024501",
      "observation_period": "2026-05 to 2026-07",
      "retrieved_at": "2026-09-24",
      "geography": "Ontario",
      "source_type": "official",
      "geography_match": "province_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "statistics_canada_retail_prices",
      "upstream_dataset": "Monthly average retail prices for selected products",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Three-month provincial retail-price observations normalized only where package size differed from the metric definition.",
      "observation_values": [
        {
          "metric": "food.milk_1l",
          "low": 3.96,
          "median": 3.97,
          "high": 3.97,
          "unit": "CAD",
          "period": "2026-05 to 2026-07"
        },
        {
          "metric": "food.bread_500g",
          "low": 2.39,
          "median": 2.41,
          "high": 2.42,
          "unit": "CAD",
          "period": "2026-05 to 2026-07"
        },
        {
          "metric": "food.rice_1kg",
          "low": 4.52,
          "median": 4.62,
          "high": 4.68,
          "unit": "CAD",
          "period": "2026-05 to 2026-07"
        },
        {
          "metric": "food.eggs_12",
          "low": 5.0,
          "median": 5.0,
          "high": 5.0,
          "unit": "CAD",
          "period": "2026-05 to 2026-07"
        },
        {
          "metric": "food.chicken_1kg",
          "low": 14.01,
          "median": 14.14,
          "high": 14.26,
          "unit": "CAD",
          "period": "2026-05 to 2026-07"
        },
        {
          "metric": "food.red_meat_1kg",
          "low": 16.15,
          "median": 16.17,
          "high": 16.63,
          "unit": "CAD",
          "period": "2026-05 to 2026-07"
        },
        {
          "metric": "food.fish_1kg",
          "low": 28.03,
          "median": 28.47,
          "high": 28.73,
          "unit": "CAD",
          "period": "2026-05 to 2026-07"
        },
        {
          "metric": "food.fruit_1kg",
          "low": 5.98,
          "median": 6.14,
          "high": 6.33,
          "unit": "CAD",
          "period": "2026-05 to 2026-07"
        },
        {
          "metric": "food.vegetables_1kg",
          "low": 4.71,
          "median": 4.82,
          "high": 6.8,
          "unit": "CAD",
          "period": "2026-05 to 2026-07"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "toronto_statcan_rent_2026q2",
      "city": "Toronto",
      "role": "rent_detail",
      "publisher": "Statistics Canada",
      "title": "Quarterly rent statistics by unit type and census metropolitan area",
      "url": "https://www150.statcan.gc.ca/t1/tbl1/en/tv.action?pid=4610009201",
      "observation_period": "2026-Q2",
      "retrieved_at": "2026-09-24",
      "geography": "Toronto, Census metropolitan area (CMA)",
      "source_type": "official",
      "geography_match": "metro",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "statistics_canada_rent_statistics",
      "upstream_dataset": "Quarterly rent statistics by unit type and census metropolitan area",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Average paid and asking rents for selected apartment and house unit types in the city CMA.",
      "observation_values": [
        {
          "metric": "House - 3 or more bedrooms — Average asking rent",
          "value": 3630.0,
          "unit": "CAD/month",
          "period": "2026-Q2"
        },
        {
          "metric": "Apartment - 1 bedroom — Average asking rent",
          "value": 2090.0,
          "unit": "CAD/month",
          "period": "2026-Q2"
        },
        {
          "metric": "Apartment - 1 bedroom — Average paid rent",
          "value": 1840.0,
          "unit": "CAD/month",
          "period": "2026-Q2"
        },
        {
          "metric": "Apartment - 3 or more bedrooms — Average asking rent",
          "value": 3270.0,
          "unit": "CAD/month",
          "period": "2026-Q2"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "toronto_statcan_gas_2026m08",
      "city": "Toronto",
      "role": "gasoline",
      "publisher": "Statistics Canada",
      "title": "Monthly average retail prices for food and other selected products",
      "url": "https://www150.statcan.gc.ca/t1/tbl1/en/tv.action?pid=1810000101",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "Toronto, Ontario",
      "source_type": "official",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "statistics_canada_gasoline_prices",
      "upstream_dataset": "Monthly average retail prices for food and other selected products",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Three latest monthly city observations for regular unleaded self-service gasoline.",
      "observation_values": [
        {
          "metric": "regular self-service gasoline",
          "low": 1.65,
          "median": 1.7,
          "high": 1.73,
          "unit": "CAD/litre"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "toronto_statcan_income_2024",
      "city": "Toronto",
      "role": "earnings",
      "publisher": "Statistics Canada",
      "title": "Income of individuals by age group, sex and geography",
      "url": "https://www150.statcan.gc.ca/t1/tbl1/en/tv.action?pid=1110023901",
      "observation_period": "2024 income year; 2024 constant dollars",
      "retrieved_at": "2026-09-24",
      "geography": "Toronto, Ontario",
      "source_type": "official",
      "geography_match": "metro",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "statistics_canada_income",
      "upstream_dataset": "Income of individuals by age group, sex and geography",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Median wages, salaries and commissions excluding zeros for people aged 25–54; converted from annual to monthly gross without a tax adjustment.",
      "observation_values": [
        {
          "metric": "median wages, salaries and commissions",
          "value": 62200.0,
          "unit": "CAD/year gross",
          "monthly_equivalent": 5183.33
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "toronto_statcan_shs_2023",
      "city": "Toronto",
      "role": "one_person_spending",
      "publisher": "Statistics Canada",
      "title": "Survey of Household Spending by household type",
      "url": "https://www150.statcan.gc.ca/t1/tbl1/en/tv.action?pid=1110022401",
      "observation_period": "2023",
      "retrieved_at": "2026-09-24",
      "geography": "Canada",
      "source_type": "official",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 2,
      "independence_cluster": "statistics_canada_household_spending",
      "upstream_dataset": "Survey of Household Spending by household type",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Average annual expenditures for one-person households, divided by 12 for monthly reference values. These are national spending exposures, not city market quotes.",
      "observation_values": [
        {
          "metric": "Water, fuel and electricity for principal accommodation",
          "value": 144.17,
          "unit": "CAD/month"
        },
        {
          "metric": "Cell phone and pager services",
          "value": 68.83,
          "unit": "CAD/month"
        },
        {
          "metric": "Internet access services",
          "value": 70.42,
          "unit": "CAD/month"
        },
        {
          "metric": "Prescribed medicines and pharmaceutical products",
          "value": 28.58,
          "unit": "CAD/month"
        },
        {
          "metric": "Private health insurance plan premiums",
          "value": 30.58,
          "unit": "CAD/month"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "toronto_bank_canada_mortgage_2026",
      "city": "Toronto",
      "role": "mortgage_rate",
      "publisher": "Bank of Canada",
      "title": "Posted interest rates offered by chartered banks",
      "url": "https://www.bankofcanada.ca/rates/banking-and-financial-statistics/posted-interest-rates-offered-by-chartered-banks/",
      "observation_period": "2026-09-23",
      "retrieved_at": "2026-09-24",
      "geography": "Canada",
      "source_type": "official",
      "geography_match": "national",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "bank_of_canada",
      "upstream_dataset": "Posted interest rates offered by chartered banks",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Conventional five-year posted mortgage rate; a reference rate, not a personalized offer or effective borrowing cost.",
      "observation_values": [
        {
          "metric": "conventional mortgage — 5 year",
          "value": 6.09,
          "unit": "percent"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "toronto_public_health_2026",
      "city": "Toronto",
      "role": "health_system",
      "publisher": "Government of Ontario",
      "title": "Apply for OHIP and get a health card",
      "url": "https://www.ontario.ca/page/apply-ohip-and-get-health-card",
      "observation_period": "accessed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "Ontario",
      "source_type": "official",
      "geography_match": "province",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "toronto_provincial_health",
      "upstream_dataset": "Apply for OHIP and get a health card",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Official public-plan coverage and eligibility context.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_TEXT_EXTRACTED"
    },
    {
      "source_id": "toronto_tax_2026",
      "city": "Toronto",
      "role": "tax_context",
      "publisher": "Canada Revenue Agency",
      "title": "Current year tax rates and income brackets (2026)",
      "url": "https://www.canada.ca/en/revenue-agency/services/tax/individuals/tax-rates-brackets/current-year.html",
      "observation_period": "2026 tax year",
      "retrieved_at": "2026-09-24",
      "geography": "Canada / province of residence",
      "source_type": "official",
      "geography_match": "province",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "canada_revenue_agency",
      "upstream_dataset": "Current year tax rates and income brackets (2026)",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Official marginal personal income tax brackets; effective tax depends on credits, deductions, payroll contributions and individual circumstances.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_TEXT_EXTRACTED"
    },
    {
      "source_id": "toronto_crime_csi_2025",
      "city": "Toronto",
      "role": "safety_context",
      "publisher": "Statistics Canada",
      "title": "Police-reported Crime Severity Index and crime rate by CMA, 2025",
      "url": "https://www150.statcan.gc.ca/n1/daily-quotidien/260722/t004a-eng.htm",
      "observation_period": "2025",
      "retrieved_at": "2026-09-24",
      "geography": "Toronto census metropolitan area",
      "source_type": "official",
      "geography_match": "metro",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "statistics_canada_crime",
      "upstream_dataset": "Police-reported Crime Severity Index and crime rate by CMA, 2025",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Police-reported Crime Severity Index. Lower is less severe; reporting and enforcement differences affect comparisons.",
      "observation_values": [
        {
          "metric": "Crime Severity Index",
          "value": 55.0,
          "unit": "index; 2006 Canada=100"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "toronto_climate_normals_1991_2020",
      "city": "Toronto",
      "role": "climate",
      "publisher": "Environment and Climate Change Canada",
      "title": "Canadian Climate Normals 1991–2020 — Toronto (City)",
      "url": "https://climate.weather.gc.ca/climate_normals/results_1991_2020_e.html?climate_id=6158350&dispBack=0",
      "observation_period": "1991–2020 climate normals",
      "retrieved_at": "2026-09-24",
      "geography": "Toronto (City)",
      "source_type": "official",
      "geography_match": "city_station",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "environment_canada_climate_normals",
      "upstream_dataset": "Canadian Climate Normals 1991–2020 — Toronto (City)",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Daily-average temperature normals for January, July and the annual period.",
      "observation_values": [
        {
          "metric": "January daily average",
          "value": -3.5,
          "unit": "°C"
        },
        {
          "metric": "July daily average",
          "value": 22.5,
          "unit": "°C"
        },
        {
          "metric": "Annual daily average",
          "value": 9.7,
          "unit": "°C"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "toronto_childcare_2026",
      "city": "Toronto",
      "role": "childcare",
      "publisher": "City of Toronto",
      "title": "Canada-Wide Early Learning and Child Care (CWELCC) System",
      "url": "https://www.toronto.ca/community-people/community-partners/early-learning-child-care-partners/canada-wide-early-learning-child-care-agreement-cwelcc/",
      "observation_period": "2026",
      "retrieved_at": "2026-09-24",
      "geography": "Ontario",
      "source_type": "official",
      "geography_match": "province_program",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "toronto_childcare_program",
      "upstream_dataset": "Canada-Wide Early Learning and Child Care (CWELCC) System",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Maximum daily parent fee at participating CWELCC programs; space and eligibility are not guaranteed.",
      "observation_values": [
        {
          "metric": "subsidized/participating program daily fee reference",
          "value": 22.0,
          "unit": "CAD/day"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "toronto_move_in_rules_2026",
      "city": "Toronto",
      "role": "move_in_costs",
      "publisher": "Government of Ontario",
      "title": "Guide to Ontario's standard lease",
      "url": "https://www.ontario.ca/page/guide-ontarios-standard-lease",
      "observation_period": "current at 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "Ontario",
      "source_type": "official",
      "geography_match": "province_law",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "toronto_tenancy_rules",
      "upstream_dataset": "Guide to Ontario's standard lease",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Official residential-tenancy rule used to describe the permitted upfront rent/deposit exposure.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_TEXT_EXTRACTED"
    },
    {
      "source_id": "vancouver_statcan_retail_2026m07",
      "city": "Vancouver",
      "role": "grocery_detail",
      "publisher": "Statistics Canada",
      "title": "Monthly average retail prices for selected products",
      "url": "https://www150.statcan.gc.ca/t1/tbl1/en/tv.action?pid=1810024501",
      "observation_period": "2026-05 to 2026-07",
      "retrieved_at": "2026-09-24",
      "geography": "British Columbia",
      "source_type": "official",
      "geography_match": "province_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "statistics_canada_retail_prices",
      "upstream_dataset": "Monthly average retail prices for selected products",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Three-month provincial retail-price observations normalized only where package size differed from the metric definition.",
      "observation_values": [
        {
          "metric": "food.milk_1l",
          "low": 3.17,
          "median": 3.18,
          "high": 3.18,
          "unit": "CAD",
          "period": "2026-05 to 2026-07"
        },
        {
          "metric": "food.bread_500g",
          "low": 2.83,
          "median": 2.99,
          "high": 3.09,
          "unit": "CAD",
          "period": "2026-05 to 2026-07"
        },
        {
          "metric": "food.rice_1kg",
          "low": 4.33,
          "median": 4.45,
          "high": 4.46,
          "unit": "CAD",
          "period": "2026-05 to 2026-07"
        },
        {
          "metric": "food.eggs_12",
          "low": 5.63,
          "median": 5.69,
          "high": 5.75,
          "unit": "CAD",
          "period": "2026-05 to 2026-07"
        },
        {
          "metric": "food.chicken_1kg",
          "low": 17.3,
          "median": 17.34,
          "high": 17.72,
          "unit": "CAD",
          "period": "2026-05 to 2026-07"
        },
        {
          "metric": "food.red_meat_1kg",
          "low": 17.41,
          "median": 17.81,
          "high": 18.39,
          "unit": "CAD",
          "period": "2026-05 to 2026-07"
        },
        {
          "metric": "food.fish_1kg",
          "low": 33.82,
          "median": 34.5,
          "high": 34.71,
          "unit": "CAD",
          "period": "2026-05 to 2026-07"
        },
        {
          "metric": "food.fruit_1kg",
          "low": 6.62,
          "median": 6.71,
          "high": 6.87,
          "unit": "CAD",
          "period": "2026-05 to 2026-07"
        },
        {
          "metric": "food.vegetables_1kg",
          "low": 5.01,
          "median": 5.07,
          "high": 6.47,
          "unit": "CAD",
          "period": "2026-05 to 2026-07"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "vancouver_statcan_rent_2026q2",
      "city": "Vancouver",
      "role": "rent_detail",
      "publisher": "Statistics Canada",
      "title": "Quarterly rent statistics by unit type and census metropolitan area",
      "url": "https://www150.statcan.gc.ca/t1/tbl1/en/tv.action?pid=4610009201",
      "observation_period": "2026-Q2",
      "retrieved_at": "2026-09-24",
      "geography": "Vancouver, Census metropolitan area (CMA)",
      "source_type": "official",
      "geography_match": "metro",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "statistics_canada_rent_statistics",
      "upstream_dataset": "Quarterly rent statistics by unit type and census metropolitan area",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Average paid and asking rents for selected apartment and house unit types in the city CMA.",
      "observation_values": [
        {
          "metric": "House - 3 or more bedrooms — Average asking rent",
          "value": 4950.0,
          "unit": "CAD/month",
          "period": "2026-Q2"
        },
        {
          "metric": "Apartment - 1 bedroom — Average asking rent",
          "value": 2280.0,
          "unit": "CAD/month",
          "period": "2026-Q2"
        },
        {
          "metric": "Apartment - 1 bedroom — Average paid rent",
          "value": 1890.0,
          "unit": "CAD/month",
          "period": "2026-Q2"
        },
        {
          "metric": "Apartment - 3 or more bedrooms — Average asking rent",
          "value": 4150.0,
          "unit": "CAD/month",
          "period": "2026-Q2"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "vancouver_statcan_gas_2026m08",
      "city": "Vancouver",
      "role": "gasoline",
      "publisher": "Statistics Canada",
      "title": "Monthly average retail prices for food and other selected products",
      "url": "https://www150.statcan.gc.ca/t1/tbl1/en/tv.action?pid=1810000101",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "Vancouver, British Columbia",
      "source_type": "official",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "statistics_canada_gasoline_prices",
      "upstream_dataset": "Monthly average retail prices for food and other selected products",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Three latest monthly city observations for regular unleaded self-service gasoline.",
      "observation_values": [
        {
          "metric": "regular self-service gasoline",
          "low": 2.01,
          "median": 2.02,
          "high": 2.07,
          "unit": "CAD/litre"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "vancouver_statcan_income_2024",
      "city": "Vancouver",
      "role": "earnings",
      "publisher": "Statistics Canada",
      "title": "Income of individuals by age group, sex and geography",
      "url": "https://www150.statcan.gc.ca/t1/tbl1/en/tv.action?pid=1110023901",
      "observation_period": "2024 income year; 2024 constant dollars",
      "retrieved_at": "2026-09-24",
      "geography": "Vancouver, British Columbia",
      "source_type": "official",
      "geography_match": "metro",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "statistics_canada_income",
      "upstream_dataset": "Income of individuals by age group, sex and geography",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Median wages, salaries and commissions excluding zeros for people aged 25–54; converted from annual to monthly gross without a tax adjustment.",
      "observation_values": [
        {
          "metric": "median wages, salaries and commissions",
          "value": 60000.0,
          "unit": "CAD/year gross",
          "monthly_equivalent": 5000.0
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "vancouver_statcan_shs_2023",
      "city": "Vancouver",
      "role": "one_person_spending",
      "publisher": "Statistics Canada",
      "title": "Survey of Household Spending by household type",
      "url": "https://www150.statcan.gc.ca/t1/tbl1/en/tv.action?pid=1110022401",
      "observation_period": "2023",
      "retrieved_at": "2026-09-24",
      "geography": "Canada",
      "source_type": "official",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 2,
      "independence_cluster": "statistics_canada_household_spending",
      "upstream_dataset": "Survey of Household Spending by household type",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Average annual expenditures for one-person households, divided by 12 for monthly reference values. These are national spending exposures, not city market quotes.",
      "observation_values": [
        {
          "metric": "Water, fuel and electricity for principal accommodation",
          "value": 144.17,
          "unit": "CAD/month"
        },
        {
          "metric": "Cell phone and pager services",
          "value": 68.83,
          "unit": "CAD/month"
        },
        {
          "metric": "Internet access services",
          "value": 70.42,
          "unit": "CAD/month"
        },
        {
          "metric": "Prescribed medicines and pharmaceutical products",
          "value": 28.58,
          "unit": "CAD/month"
        },
        {
          "metric": "Private health insurance plan premiums",
          "value": 30.58,
          "unit": "CAD/month"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "vancouver_bank_canada_mortgage_2026",
      "city": "Vancouver",
      "role": "mortgage_rate",
      "publisher": "Bank of Canada",
      "title": "Posted interest rates offered by chartered banks",
      "url": "https://www.bankofcanada.ca/rates/banking-and-financial-statistics/posted-interest-rates-offered-by-chartered-banks/",
      "observation_period": "2026-09-23",
      "retrieved_at": "2026-09-24",
      "geography": "Canada",
      "source_type": "official",
      "geography_match": "national",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "bank_of_canada",
      "upstream_dataset": "Posted interest rates offered by chartered banks",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Conventional five-year posted mortgage rate; a reference rate, not a personalized offer or effective borrowing cost.",
      "observation_values": [
        {
          "metric": "conventional mortgage — 5 year",
          "value": 6.09,
          "unit": "percent"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "vancouver_public_health_2026",
      "city": "Vancouver",
      "role": "health_system",
      "publisher": "Province of British Columbia",
      "title": "Medical Services Plan (MSP) for B.C. residents",
      "url": "https://www2.gov.bc.ca/gov/content/health/health-drug-coverage/msp/bc-residents",
      "observation_period": "accessed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "British Columbia",
      "source_type": "official",
      "geography_match": "province",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "vancouver_provincial_health",
      "upstream_dataset": "Medical Services Plan (MSP) for B.C. residents",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Official public-plan coverage and eligibility context.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_TEXT_EXTRACTED"
    },
    {
      "source_id": "vancouver_tax_2026",
      "city": "Vancouver",
      "role": "tax_context",
      "publisher": "Canada Revenue Agency",
      "title": "Current year tax rates and income brackets (2026)",
      "url": "https://www.canada.ca/en/revenue-agency/services/tax/individuals/tax-rates-brackets/current-year.html",
      "observation_period": "2026 tax year",
      "retrieved_at": "2026-09-24",
      "geography": "Canada / province of residence",
      "source_type": "official",
      "geography_match": "province",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "canada_revenue_agency",
      "upstream_dataset": "Current year tax rates and income brackets (2026)",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Official marginal personal income tax brackets; effective tax depends on credits, deductions, payroll contributions and individual circumstances.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_TEXT_EXTRACTED"
    },
    {
      "source_id": "vancouver_crime_csi_2025",
      "city": "Vancouver",
      "role": "safety_context",
      "publisher": "Statistics Canada",
      "title": "Police-reported Crime Severity Index and crime rate by CMA, 2025",
      "url": "https://www150.statcan.gc.ca/n1/daily-quotidien/260722/t004a-eng.htm",
      "observation_period": "2025",
      "retrieved_at": "2026-09-24",
      "geography": "Vancouver census metropolitan area",
      "source_type": "official",
      "geography_match": "metro",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "statistics_canada_crime",
      "upstream_dataset": "Police-reported Crime Severity Index and crime rate by CMA, 2025",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Police-reported Crime Severity Index. Lower is less severe; reporting and enforcement differences affect comparisons.",
      "observation_values": [
        {
          "metric": "Crime Severity Index",
          "value": 83.5,
          "unit": "index; 2006 Canada=100"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "vancouver_climate_normals_1991_2020",
      "city": "Vancouver",
      "role": "climate",
      "publisher": "Environment and Climate Change Canada",
      "title": "Canadian Climate Normals 1991–2020 — Vancouver (Harbour)",
      "url": "https://climate.weather.gc.ca/climate_normals/results_1991_2020_e.html?climate_id=1108446&dispBack=0",
      "observation_period": "1991–2020 climate normals",
      "retrieved_at": "2026-09-24",
      "geography": "Vancouver (Harbour)",
      "source_type": "official",
      "geography_match": "city_station",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "environment_canada_climate_normals",
      "upstream_dataset": "Canadian Climate Normals 1991–2020 — Vancouver (Harbour)",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Daily-average temperature normals for January, July and the annual period.",
      "observation_values": [
        {
          "metric": "January daily average",
          "value": 5.3,
          "unit": "°C"
        },
        {
          "metric": "July daily average",
          "value": 19.0,
          "unit": "°C"
        },
        {
          "metric": "Annual daily average",
          "value": 11.4,
          "unit": "°C"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "vancouver_childcare_2026",
      "city": "Vancouver",
      "role": "childcare",
      "publisher": "Province of British Columbia",
      "title": "$10 a Day ChildCareBC centres",
      "url": "https://www2.gov.bc.ca/gov/content/family-social-supports/caring-for-young-children/childcarebc-programs/10-a-day-childcarebc-centres",
      "observation_period": "2026",
      "retrieved_at": "2026-09-24",
      "geography": "British Columbia",
      "source_type": "official",
      "geography_match": "province_program",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "vancouver_childcare_program",
      "upstream_dataset": "$10 a Day ChildCareBC centres",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "$10-a-day program reference at participating ChildCareBC centres; space is limited and not universal.",
      "observation_values": [
        {
          "metric": "subsidized/participating program daily fee reference",
          "value": 10.0,
          "unit": "CAD/day"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "vancouver_move_in_rules_2026",
      "city": "Vancouver",
      "role": "move_in_costs",
      "publisher": "Province of British Columbia",
      "title": "Tenancy deposits and fees",
      "url": "https://www2.gov.bc.ca/gov/content/housing-tenancy/residential-tenancies/starting-a-tenancy/deposits-fees",
      "observation_period": "current at 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "British Columbia",
      "source_type": "official",
      "geography_match": "province_law",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "vancouver_tenancy_rules",
      "upstream_dataset": "Tenancy deposits and fees",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Official residential-tenancy rule used to describe the permitted upfront rent/deposit exposure.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_TEXT_EXTRACTED"
    },
    {
      "source_id": "montreal_statcan_retail_2026m07",
      "city": "Montréal",
      "role": "grocery_detail",
      "publisher": "Statistics Canada",
      "title": "Monthly average retail prices for selected products",
      "url": "https://www150.statcan.gc.ca/t1/tbl1/en/tv.action?pid=1810024501",
      "observation_period": "2026-05 to 2026-07",
      "retrieved_at": "2026-09-24",
      "geography": "Quebec",
      "source_type": "official",
      "geography_match": "province_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "statistics_canada_retail_prices",
      "upstream_dataset": "Monthly average retail prices for selected products",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Three-month provincial retail-price observations normalized only where package size differed from the metric definition.",
      "observation_values": [
        {
          "metric": "food.milk_1l",
          "low": 2.95,
          "median": 2.97,
          "high": 2.97,
          "unit": "CAD",
          "period": "2026-05 to 2026-07"
        },
        {
          "metric": "food.bread_500g",
          "low": 2.9,
          "median": 2.91,
          "high": 2.92,
          "unit": "CAD",
          "period": "2026-05 to 2026-07"
        },
        {
          "metric": "food.rice_1kg",
          "low": 5.41,
          "median": 5.43,
          "high": 5.61,
          "unit": "CAD",
          "period": "2026-05 to 2026-07"
        },
        {
          "metric": "food.eggs_12",
          "low": 4.19,
          "median": 4.29,
          "high": 4.43,
          "unit": "CAD",
          "period": "2026-05 to 2026-07"
        },
        {
          "metric": "food.chicken_1kg",
          "low": 13.77,
          "median": 14.03,
          "high": 14.07,
          "unit": "CAD",
          "period": "2026-05 to 2026-07"
        },
        {
          "metric": "food.red_meat_1kg",
          "low": 15.26,
          "median": 15.77,
          "high": 16.13,
          "unit": "CAD",
          "period": "2026-05 to 2026-07"
        },
        {
          "metric": "food.fish_1kg",
          "low": 24.48,
          "median": 25.75,
          "high": 26.21,
          "unit": "CAD",
          "period": "2026-05 to 2026-07"
        },
        {
          "metric": "food.fruit_1kg",
          "low": 5.79,
          "median": 6.01,
          "high": 6.01,
          "unit": "CAD",
          "period": "2026-05 to 2026-07"
        },
        {
          "metric": "food.vegetables_1kg",
          "low": 5.08,
          "median": 5.3,
          "high": 7.53,
          "unit": "CAD",
          "period": "2026-05 to 2026-07"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "montreal_statcan_rent_2026q2",
      "city": "Montréal",
      "role": "rent_detail",
      "publisher": "Statistics Canada",
      "title": "Quarterly rent statistics by unit type and census metropolitan area",
      "url": "https://www150.statcan.gc.ca/t1/tbl1/en/tv.action?pid=4610009201",
      "observation_period": "2026-Q2",
      "retrieved_at": "2026-09-24",
      "geography": "Montréal, Census metropolitan area (CMA)",
      "source_type": "official",
      "geography_match": "metro",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "statistics_canada_rent_statistics",
      "upstream_dataset": "Quarterly rent statistics by unit type and census metropolitan area",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Average paid and asking rents for selected apartment and house unit types in the city CMA.",
      "observation_values": [
        {
          "metric": "House - 3 or more bedrooms — Average asking rent",
          "value": 2820.0,
          "unit": "CAD/month",
          "period": "2026-Q2"
        },
        {
          "metric": "Apartment - 1 bedroom — Average asking rent",
          "value": 1480.0,
          "unit": "CAD/month",
          "period": "2026-Q2"
        },
        {
          "metric": "Apartment - 1 bedroom — Average paid rent",
          "value": 1170.0,
          "unit": "CAD/month",
          "period": "2026-Q2"
        },
        {
          "metric": "Apartment - 3 or more bedrooms — Average asking rent",
          "value": 2260.0,
          "unit": "CAD/month",
          "period": "2026-Q2"
        },
        {
          "metric": "Apartment - 3 or more bedrooms — Average paid rent",
          "value": 1440.0,
          "unit": "CAD/month",
          "period": "2026-Q2"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "montreal_statcan_gas_2026m08",
      "city": "Montréal",
      "role": "gasoline",
      "publisher": "Statistics Canada",
      "title": "Monthly average retail prices for food and other selected products",
      "url": "https://www150.statcan.gc.ca/t1/tbl1/en/tv.action?pid=1810000101",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "Montréal, Quebec",
      "source_type": "official",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "statistics_canada_gasoline_prices",
      "upstream_dataset": "Monthly average retail prices for food and other selected products",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Three latest monthly city observations for regular unleaded self-service gasoline.",
      "observation_values": [
        {
          "metric": "regular self-service gasoline",
          "low": 1.79,
          "median": 1.85,
          "high": 1.87,
          "unit": "CAD/litre"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "montreal_statcan_income_2024",
      "city": "Montréal",
      "role": "earnings",
      "publisher": "Statistics Canada",
      "title": "Income of individuals by age group, sex and geography",
      "url": "https://www150.statcan.gc.ca/t1/tbl1/en/tv.action?pid=1110023901",
      "observation_period": "2024 income year; 2024 constant dollars",
      "retrieved_at": "2026-09-24",
      "geography": "Montréal, Quebec",
      "source_type": "official",
      "geography_match": "metro",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "statistics_canada_income",
      "upstream_dataset": "Income of individuals by age group, sex and geography",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Median wages, salaries and commissions excluding zeros for people aged 25–54; converted from annual to monthly gross without a tax adjustment.",
      "observation_values": [
        {
          "metric": "median wages, salaries and commissions",
          "value": 59000.0,
          "unit": "CAD/year gross",
          "monthly_equivalent": 4916.67
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "montreal_statcan_shs_2023",
      "city": "Montréal",
      "role": "one_person_spending",
      "publisher": "Statistics Canada",
      "title": "Survey of Household Spending by household type",
      "url": "https://www150.statcan.gc.ca/t1/tbl1/en/tv.action?pid=1110022401",
      "observation_period": "2023",
      "retrieved_at": "2026-09-24",
      "geography": "Canada",
      "source_type": "official",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 2,
      "independence_cluster": "statistics_canada_household_spending",
      "upstream_dataset": "Survey of Household Spending by household type",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Average annual expenditures for one-person households, divided by 12 for monthly reference values. These are national spending exposures, not city market quotes.",
      "observation_values": [
        {
          "metric": "Water, fuel and electricity for principal accommodation",
          "value": 144.17,
          "unit": "CAD/month"
        },
        {
          "metric": "Cell phone and pager services",
          "value": 68.83,
          "unit": "CAD/month"
        },
        {
          "metric": "Internet access services",
          "value": 70.42,
          "unit": "CAD/month"
        },
        {
          "metric": "Prescribed medicines and pharmaceutical products",
          "value": 28.58,
          "unit": "CAD/month"
        },
        {
          "metric": "Private health insurance plan premiums",
          "value": 30.58,
          "unit": "CAD/month"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "montreal_bank_canada_mortgage_2026",
      "city": "Montréal",
      "role": "mortgage_rate",
      "publisher": "Bank of Canada",
      "title": "Posted interest rates offered by chartered banks",
      "url": "https://www.bankofcanada.ca/rates/banking-and-financial-statistics/posted-interest-rates-offered-by-chartered-banks/",
      "observation_period": "2026-09-23",
      "retrieved_at": "2026-09-24",
      "geography": "Canada",
      "source_type": "official",
      "geography_match": "national",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "bank_of_canada",
      "upstream_dataset": "Posted interest rates offered by chartered banks",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Conventional five-year posted mortgage rate; a reference rate, not a personalized offer or effective borrowing cost.",
      "observation_values": [
        {
          "metric": "conventional mortgage — 5 year",
          "value": 6.09,
          "unit": "percent"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "montreal_public_health_2026",
      "city": "Montréal",
      "role": "health_system",
      "publisher": "Gouvernement du Québec",
      "title": "Health insurance and prescription drug insurance",
      "url": "https://www.quebec.ca/en/health/health-system-and-services/insurance-schemes/health-insurance-prescription-drug-insurance",
      "observation_period": "accessed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "Quebec",
      "source_type": "official",
      "geography_match": "province",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "montreal_provincial_health",
      "upstream_dataset": "Health insurance and prescription drug insurance",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Official public-plan coverage and eligibility context.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_TEXT_EXTRACTED"
    },
    {
      "source_id": "montreal_tax_2026_1",
      "city": "Montréal",
      "role": "tax_context",
      "publisher": "Canada Revenue Agency",
      "title": "Current year tax rates and income brackets (2026)",
      "url": "https://www.canada.ca/en/revenue-agency/services/tax/individuals/tax-rates-brackets/current-year.html",
      "observation_period": "2026 tax year",
      "retrieved_at": "2026-09-24",
      "geography": "Canada / province of residence",
      "source_type": "official",
      "geography_match": "province",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "canada_revenue_agency",
      "upstream_dataset": "Current year tax rates and income brackets (2026)",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Official marginal personal income tax brackets; effective tax depends on credits, deductions, payroll contributions and individual circumstances.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_TEXT_EXTRACTED"
    },
    {
      "source_id": "montreal_tax_2026_2",
      "city": "Montréal",
      "role": "tax_context",
      "publisher": "Revenu Québec",
      "title": "Income tax rates for 2026",
      "url": "https://www.revenuquebec.ca/en/citizens/income-tax-return/completing-your-income-tax-return/income-tax-rates/",
      "observation_period": "2026 tax year",
      "retrieved_at": "2026-09-24",
      "geography": "Canada / province of residence",
      "source_type": "official",
      "geography_match": "province",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "revenu_québec",
      "upstream_dataset": "Income tax rates for 2026",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Official marginal personal income tax brackets; effective tax depends on credits, deductions, payroll contributions and individual circumstances.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_TEXT_EXTRACTED"
    },
    {
      "source_id": "montreal_crime_csi_2025",
      "city": "Montréal",
      "role": "safety_context",
      "publisher": "Statistics Canada",
      "title": "Police-reported Crime Severity Index and crime rate by CMA, 2025",
      "url": "https://www150.statcan.gc.ca/n1/daily-quotidien/260722/t004a-eng.htm",
      "observation_period": "2025",
      "retrieved_at": "2026-09-24",
      "geography": "Montréal census metropolitan area",
      "source_type": "official",
      "geography_match": "metro",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "statistics_canada_crime",
      "upstream_dataset": "Police-reported Crime Severity Index and crime rate by CMA, 2025",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Police-reported Crime Severity Index. Lower is less severe; reporting and enforcement differences affect comparisons.",
      "observation_values": [
        {
          "metric": "Crime Severity Index",
          "value": 61.3,
          "unit": "index; 2006 Canada=100"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "montreal_climate_normals_1991_2020",
      "city": "Montréal",
      "role": "climate",
      "publisher": "Environment and Climate Change Canada",
      "title": "Canadian Climate Normals 1991–2020 — Montreal Trudeau (Airport)",
      "url": "https://climate.weather.gc.ca/climate_normals/results_1991_2020_e.html?climate_id=7025250&dispBack=0",
      "observation_period": "1991–2020 climate normals",
      "retrieved_at": "2026-09-24",
      "geography": "Montreal Trudeau (Airport)",
      "source_type": "official",
      "geography_match": "city_station",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "environment_canada_climate_normals",
      "upstream_dataset": "Canadian Climate Normals 1991–2020 — Montreal Trudeau (Airport)",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Daily-average temperature normals for January, July and the annual period.",
      "observation_values": [
        {
          "metric": "January daily average",
          "value": -9.2,
          "unit": "°C"
        },
        {
          "metric": "July daily average",
          "value": 21.7,
          "unit": "°C"
        },
        {
          "metric": "Annual daily average",
          "value": 7.0,
          "unit": "°C"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "montreal_childcare_2026",
      "city": "Montréal",
      "role": "childcare",
      "publisher": "Gouvernement du Québec",
      "title": "Educational childcare rates",
      "url": "https://www.quebec.ca/en/family-and-support-for-individuals/childhood/childcare-centres/costs",
      "observation_period": "2026",
      "retrieved_at": "2026-09-24",
      "geography": "Quebec",
      "source_type": "official",
      "geography_match": "province_program",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "montreal_childcare_program",
      "upstream_dataset": "Educational childcare rates",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "2026 reduced-contribution daily rate at subsidized childcare; admission and availability are not guaranteed.",
      "observation_values": [
        {
          "metric": "subsidized/participating program daily fee reference",
          "value": 9.65,
          "unit": "CAD/day"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "montreal_move_in_rules_2026",
      "city": "Montréal",
      "role": "move_in_costs",
      "publisher": "Tribunal administratif du logement",
      "title": "Paying the rent",
      "url": "https://www.tal.gouv.qc.ca/en/being-a-lessee/paying-the-rent",
      "observation_period": "current at 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "Quebec",
      "source_type": "official",
      "geography_match": "province_law",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "montreal_tenancy_rules",
      "upstream_dataset": "Paying the rent",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact official source and observation definition checked during the V5.7 Canada detail build.",
      "observation_summary": "Official residential-tenancy rule used to describe the permitted upfront rent/deposit exposure.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_TEXT_EXTRACTED"
    },
    {
      "source_id": "new_york_hud_fmr_2026",
      "city": "New York",
      "role": "rent_detail",
      "publisher": "U.S. Department of Housing and Urban Development",
      "title": "FY 2026 Fair Market Rent Schedule",
      "url": "https://www.huduser.gov/portal/datasets/fmr/fmr2026/FY2026_FMR_Schedule.pdf",
      "observation_period": "FY 2026",
      "retrieved_at": "2026-09-24",
      "geography": "New York-Newark-Jersey City metro / New York City context",
      "source_type": "official",
      "geography_match": "metro",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "hud_fmr",
      "upstream_dataset": "FY 2026 Fair Market Rent Schedule",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "HUD 3-bedroom Fair Market Rent (gross-rent program benchmark), used as a transparent three-bedroom reference rather than an asking-rent quote.",
      "observation_values": [
        {
          "metric": "3-bedroom Fair Market Rent",
          "value": 3644.0,
          "unit": "USD/month"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "new_york_freddie_pmms_2026_09",
      "city": "New York",
      "role": "mortgage_rate",
      "publisher": "Freddie Mac",
      "title": "Primary Mortgage Market Survey",
      "url": "https://www.freddiemac.com/pmms",
      "observation_period": "2026-09-17",
      "retrieved_at": "2026-09-24",
      "geography": "United States",
      "source_type": "official",
      "geography_match": "national",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "freddie_mac_pmms",
      "upstream_dataset": "Primary Mortgage Market Survey",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "National weekly average for a 30-year fixed-rate mortgage; reference rate, not a personalized quote.",
      "observation_values": [
        {
          "metric": "30-year fixed-rate mortgage",
          "value": 6.95,
          "unit": "percent"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "new_york_move_in_rules_2026",
      "city": "New York",
      "role": "move_in_rules",
      "publisher": "New York State Office of the Attorney General",
      "title": "Residential Tenants’ Rights Guide",
      "url": "https://ag.ny.gov/publications/residential-tenants-rights-guide",
      "observation_period": "reviewed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "New York",
      "source_type": "official",
      "geography_match": "state",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "new_york_tenant_rules",
      "upstream_dataset": "Residential Tenants’ Rights Guide",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "New York generally caps a residential security deposit at one month of rent; landlords cannot stack a separate last-month-rent deposit on top of that security deposit. Local or housing-program rules can add requirements.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_TEXT_EXTRACTED"
    },
    {
      "source_id": "new_york_bls_electricity_2024",
      "city": "New York",
      "role": "utilities_energy_water",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Expenditures: Electricity by Size of Consumer Unit: One Person Consumer Unit",
      "url": "https://fred.stlouisfed.org/series/CXUELECTRICLB0502M",
      "observation_period": "2024",
      "retrieved_at": "2026-09-24",
      "geography": "United States — one-person consumer units",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 2,
      "independence_cluster": "bls_consumer_expenditure",
      "upstream_dataset": "Expenditures: Electricity by Size of Consumer Unit: One Person Consumer Unit",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS Consumer Expenditure Survey annual mean for one-person consumer units, accessed through FRED; national spending proxy rather than a local tariff quote.",
      "observation_values": [
        {
          "metric": "Expenditures: Electricity by Size of Consumer Unit: One Person Consumer Unit",
          "value": 1197,
          "unit": "USD/year"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "new_york_bls_natural_gas_2024",
      "city": "New York",
      "role": "utilities_energy_water",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Expenditures: Natural Gas by Size of Consumer Unit: One Person Consumer Unit",
      "url": "https://fred.stlouisfed.org/series/CXUNATRLGASLB0502M",
      "observation_period": "2024",
      "retrieved_at": "2026-09-24",
      "geography": "United States — one-person consumer units",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 2,
      "independence_cluster": "bls_consumer_expenditure",
      "upstream_dataset": "Expenditures: Natural Gas by Size of Consumer Unit: One Person Consumer Unit",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS Consumer Expenditure Survey annual mean for one-person consumer units, accessed through FRED; national spending proxy rather than a local tariff quote.",
      "observation_values": [
        {
          "metric": "Expenditures: Natural Gas by Size of Consumer Unit: One Person Consumer Unit",
          "value": 329,
          "unit": "USD/year"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "new_york_bls_other_fuels_2024",
      "city": "New York",
      "role": "utilities_energy_water",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Expenditures: Fuel Oil and Other Fuels by Size of Consumer Unit: One Person Consumer Unit",
      "url": "https://fred.stlouisfed.org/series/CXUOTHRFUELLB0502M",
      "observation_period": "2024",
      "retrieved_at": "2026-09-24",
      "geography": "United States — one-person consumer units",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 2,
      "independence_cluster": "bls_consumer_expenditure",
      "upstream_dataset": "Expenditures: Fuel Oil and Other Fuels by Size of Consumer Unit: One Person Consumer Unit",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS Consumer Expenditure Survey annual mean for one-person consumer units, accessed through FRED; national spending proxy rather than a local tariff quote.",
      "observation_values": [
        {
          "metric": "Expenditures: Fuel Oil and Other Fuels by Size of Consumer Unit: One Person Consumer Unit",
          "value": 71,
          "unit": "USD/year"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "new_york_bls_water_2024",
      "city": "New York",
      "role": "utilities_energy_water",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Expenditures: Water and Other Public Services by Size of Consumer Unit: One Person Consumer Unit",
      "url": "https://fred.stlouisfed.org/series/CXUWATERLB0502M",
      "observation_period": "2024",
      "retrieved_at": "2026-09-24",
      "geography": "United States — one-person consumer units",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 2,
      "independence_cluster": "bls_consumer_expenditure",
      "upstream_dataset": "Expenditures: Water and Other Public Services by Size of Consumer Unit: One Person Consumer Unit",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS Consumer Expenditure Survey annual mean for one-person consumer units, accessed through FRED; national spending proxy rather than a local tariff quote.",
      "observation_values": [
        {
          "metric": "Expenditures: Water and Other Public Services by Size of Consumer Unit: One Person Consumer Unit",
          "value": 532,
          "unit": "USD/year"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "new_york_bls_mobile_2024",
      "city": "New York",
      "role": "mobile",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Expenditures: Cellular Phone Service by Size of Consumer Unit: One Person Consumer Unit",
      "url": "https://fred.stlouisfed.org/series/CXU270102LB0502M",
      "observation_period": "2024",
      "retrieved_at": "2026-09-24",
      "geography": "United States — one-person consumer units",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 2,
      "independence_cluster": "bls_consumer_expenditure",
      "upstream_dataset": "Expenditures: Cellular Phone Service by Size of Consumer Unit: One Person Consumer Unit",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS Consumer Expenditure Survey annual cellular-service spending for one-person consumer units, accessed through FRED; national spending proxy.",
      "observation_values": [
        {
          "metric": "cellular phone service",
          "value": 733,
          "unit": "USD/year"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "new_york_bls_food_milk_2026q3",
      "city": "New York",
      "role": "food_detail",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Milk, fresh, whole, fortified, per gal. (3.8 lit)",
      "url": "https://fred.stlouisfed.org/series/APU0000709112",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "United States city average",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bls_average_price_data",
      "upstream_dataset": "Milk, fresh, whole, fortified, per gal. (3.8 lit)",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS U.S. city-average retail price series; converted to the site unit and used as a national proxy, not presented as a city shelf-price observation.",
      "observation_values": [
        {
          "period": "2026-06",
          "source_value": 4.317,
          "source_unit": "USD/US gal",
          "normalized_value": 1.1404,
          "normalized_unit": "Milk 1 L"
        },
        {
          "period": "2026-07",
          "source_value": 4.313,
          "source_unit": "USD/US gal",
          "normalized_value": 1.1394,
          "normalized_unit": "Milk 1 L"
        },
        {
          "period": "2026-08",
          "source_value": 4.229,
          "source_unit": "USD/US gal",
          "normalized_value": 1.1172,
          "normalized_unit": "Milk 1 L"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "new_york_bls_food_bread_2026q3",
      "city": "New York",
      "role": "food_detail",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Bread, white, pan, per lb. (453.6 gm)",
      "url": "https://fred.stlouisfed.org/series/APU0000702111",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "United States city average",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bls_average_price_data",
      "upstream_dataset": "Bread, white, pan, per lb. (453.6 gm)",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS U.S. city-average retail price series; converted to the site unit and used as a national proxy, not presented as a city shelf-price observation.",
      "observation_values": [
        {
          "period": "2026-06",
          "source_value": 1.814,
          "source_unit": "USD/lb",
          "normalized_value": 1.9996,
          "normalized_unit": "Bread 500 g"
        },
        {
          "period": "2026-07",
          "source_value": 1.82,
          "source_unit": "USD/lb",
          "normalized_value": 2.0062,
          "normalized_unit": "Bread 500 g"
        },
        {
          "period": "2026-08",
          "source_value": 1.823,
          "source_unit": "USD/lb",
          "normalized_value": 2.0095,
          "normalized_unit": "Bread 500 g"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "new_york_bls_food_rice_2026q3",
      "city": "New York",
      "role": "food_detail",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Rice, white, long grain, uncooked, per lb. (453.6 gm)",
      "url": "https://fred.stlouisfed.org/series/APU0000701312",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "United States city average",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bls_average_price_data",
      "upstream_dataset": "Rice, white, long grain, uncooked, per lb. (453.6 gm)",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS U.S. city-average retail price series; converted to the site unit and used as a national proxy, not presented as a city shelf-price observation.",
      "observation_values": [
        {
          "period": "2026-06",
          "source_value": 1.089,
          "source_unit": "USD/lb",
          "normalized_value": 2.4008,
          "normalized_unit": "Rice/grains 1 kg"
        },
        {
          "period": "2026-07",
          "source_value": 1.1,
          "source_unit": "USD/lb",
          "normalized_value": 2.4251,
          "normalized_unit": "Rice/grains 1 kg"
        },
        {
          "period": "2026-08",
          "source_value": 1.111,
          "source_unit": "USD/lb",
          "normalized_value": 2.4493,
          "normalized_unit": "Rice/grains 1 kg"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "new_york_bls_food_eggs_2026q3",
      "city": "New York",
      "role": "food_detail",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Eggs, grade A, large, per doz.",
      "url": "https://fred.stlouisfed.org/series/APU0000708111",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "United States city average",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bls_average_price_data",
      "upstream_dataset": "Eggs, grade A, large, per doz.",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS U.S. city-average retail price series; converted to the site unit and used as a national proxy, not presented as a city shelf-price observation.",
      "observation_values": [
        {
          "period": "2026-06",
          "source_value": 2.141,
          "source_unit": "USD/dozen",
          "normalized_value": 2.141,
          "normalized_unit": "Eggs 12"
        },
        {
          "period": "2026-07",
          "source_value": 2.189,
          "source_unit": "USD/dozen",
          "normalized_value": 2.189,
          "normalized_unit": "Eggs 12"
        },
        {
          "period": "2026-08",
          "source_value": 2.272,
          "source_unit": "USD/dozen",
          "normalized_value": 2.272,
          "normalized_unit": "Eggs 12"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "new_york_bls_food_chicken_2026q3",
      "city": "New York",
      "role": "food_detail",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Chicken, fresh, whole, per lb. (453.6 gm)",
      "url": "https://fred.stlouisfed.org/series/APU0000706111",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "United States city average",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bls_average_price_data",
      "upstream_dataset": "Chicken, fresh, whole, per lb. (453.6 gm)",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS U.S. city-average retail price series; converted to the site unit and used as a national proxy, not presented as a city shelf-price observation.",
      "observation_values": [
        {
          "period": "2026-06",
          "source_value": 2.044,
          "source_unit": "USD/lb",
          "normalized_value": 4.5062,
          "normalized_unit": "Chicken 1 kg"
        },
        {
          "period": "2026-07",
          "source_value": 2.005,
          "source_unit": "USD/lb",
          "normalized_value": 4.4203,
          "normalized_unit": "Chicken 1 kg"
        },
        {
          "period": "2026-08",
          "source_value": 2.012,
          "source_unit": "USD/lb",
          "normalized_value": 4.4357,
          "normalized_unit": "Chicken 1 kg"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "new_york_bls_food_beef_2026q3",
      "city": "New York",
      "role": "food_detail",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Ground beef, 100% beef, per lb. (453.6 gm)",
      "url": "https://fred.stlouisfed.org/series/APU0000703112",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "United States city average",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bls_average_price_data",
      "upstream_dataset": "Ground beef, 100% beef, per lb. (453.6 gm)",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS U.S. city-average retail price series; converted to the site unit and used as a national proxy, not presented as a city shelf-price observation.",
      "observation_values": [
        {
          "period": "2026-06",
          "source_value": 6.825,
          "source_unit": "USD/lb",
          "normalized_value": 15.0465,
          "normalized_unit": "Red-meat equivalent 1 kg"
        },
        {
          "period": "2026-07",
          "source_value": 6.885,
          "source_unit": "USD/lb",
          "normalized_value": 15.1788,
          "normalized_unit": "Red-meat equivalent 1 kg"
        },
        {
          "period": "2026-08",
          "source_value": 6.923,
          "source_unit": "USD/lb",
          "normalized_value": 15.2626,
          "normalized_unit": "Red-meat equivalent 1 kg"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "new_york_bls_food_banana_2026q3",
      "city": "New York",
      "role": "food_detail",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Bananas, per lb. (453.6 gm)",
      "url": "https://fred.stlouisfed.org/series/APU0000711211",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "United States city average",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bls_average_price_data",
      "upstream_dataset": "Bananas, per lb. (453.6 gm)",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS U.S. city-average retail price series; converted to the site unit and used as a national proxy, not presented as a city shelf-price observation.",
      "observation_values": [
        {
          "period": "2026-06",
          "source_value": 0.645,
          "source_unit": "USD/lb",
          "normalized_value": 1.422,
          "normalized_unit": "Representative fruit 1 kg"
        },
        {
          "period": "2026-07",
          "source_value": 0.65,
          "source_unit": "USD/lb",
          "normalized_value": 1.433,
          "normalized_unit": "Representative fruit 1 kg"
        },
        {
          "period": "2026-08",
          "source_value": 0.652,
          "source_unit": "USD/lb",
          "normalized_value": 1.4374,
          "normalized_unit": "Representative fruit 1 kg"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "new_york_bls_food_tomato_2026q3",
      "city": "New York",
      "role": "food_detail",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Tomatoes, field grown, per lb. (453.6 gm)",
      "url": "https://fred.stlouisfed.org/series/APU0000712311",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "United States city average",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bls_average_price_data",
      "upstream_dataset": "Tomatoes, field grown, per lb. (453.6 gm)",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS U.S. city-average retail price series; converted to the site unit and used as a national proxy, not presented as a city shelf-price observation.",
      "observation_values": [
        {
          "period": "2026-06",
          "source_value": 2.154,
          "source_unit": "USD/lb",
          "normalized_value": 4.7488,
          "normalized_unit": "Representative vegetables 1 kg"
        },
        {
          "period": "2026-07",
          "source_value": 2.003,
          "source_unit": "USD/lb",
          "normalized_value": 4.4159,
          "normalized_unit": "Representative vegetables 1 kg"
        },
        {
          "period": "2026-08",
          "source_value": 1.977,
          "source_unit": "USD/lb",
          "normalized_value": 4.3585,
          "normalized_unit": "Representative vegetables 1 kg"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "new_york_transit_fare_2026",
      "city": "New York",
      "role": "transit_detail",
      "publisher": "Metropolitan Transportation Authority",
      "title": "Subway and bus fares",
      "url": "https://www.mta.info/fares-tolls/subway-bus",
      "observation_period": "reviewed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "New York",
      "source_type": "official",
      "geography_match": "city_system",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "new_york_transit",
      "upstream_dataset": "Subway and bus fares",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "Current adult base fare used for the single-fare detail field.",
      "observation_values": [
        {
          "metric": "single adult fare range",
          "low": 3.0,
          "mode": 3.0,
          "high": 3.0,
          "unit": "USD/ride"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "new_york_bls_gasoline_2026q3",
      "city": "New York",
      "role": "gasoline",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Average Price: Gasoline, unleaded regular",
      "url": "https://fred.stlouisfed.org/series/APUS12A74714",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "New York area",
      "source_type": "official_aggregator",
      "geography_match": "metro",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "bls_average_price_data",
      "upstream_dataset": "Average Price: Gasoline, unleaded regular",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS metropolitan-area average retail price for regular unleaded gasoline; converted from USD/US gallon to USD/litre.",
      "observation_values": [
        {
          "period": "2026-06",
          "value": 4.204,
          "unit": "USD/US gal"
        },
        {
          "period": "2026-07",
          "value": 4.074,
          "unit": "USD/US gal"
        },
        {
          "period": "2026-08",
          "value": 4.125,
          "unit": "USD/US gal"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "new_york_medicaid_2026",
      "city": "New York",
      "role": "public_health",
      "publisher": "New York State Department of Health",
      "title": "Medicaid in New York State",
      "url": "https://www.health.ny.gov/health_care/medicaid/",
      "observation_period": "reviewed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "New York-Newark-Jersey City metro / New York City context",
      "source_type": "official",
      "geography_match": "state",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "new_york_medicaid",
      "upstream_dataset": "Medicaid in New York State",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "New York Medicaid is public health coverage for eligible residents. Eligibility and benefits depend on household, income, age, disability, pregnancy and other program rules; this is context, not an eligibility determination.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_TEXT_EXTRACTED"
    },
    {
      "source_id": "new_york_bls_health_insurance_2024",
      "city": "New York",
      "role": "health_insurance_spending",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Expenditures: Health Insurance by Size of Consumer Unit: One Person Consumer Unit",
      "url": "https://fred.stlouisfed.org/series/CXUHLTHINSRLB0502M",
      "observation_period": "2024",
      "retrieved_at": "2026-09-24",
      "geography": "United States — one-person consumer units",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 2,
      "independence_cluster": "bls_consumer_expenditure",
      "upstream_dataset": "Expenditures: Health Insurance by Size of Consumer Unit: One Person Consumer Unit",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS Consumer Expenditure Survey annual health-insurance spending for one-person consumer units, accessed through FRED. This is a national spending proxy, not an insurance premium quote or eligibility estimate.",
      "observation_values": [
        {
          "metric": "health insurance expenditure",
          "value": 2482,
          "unit": "USD/year"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "new_york_bls_oews_2025",
      "city": "New York",
      "role": "earnings",
      "publisher": "U.S. Bureau of Labor Statistics",
      "title": "Occupational Employment and Wages — May 2025",
      "url": "https://www.bls.gov/regions/northeast/news-release/occupationalemploymentandwages_newyork.htm",
      "observation_period": "May 2025",
      "retrieved_at": "2026-09-24",
      "geography": "New York-Newark-Jersey City metro / New York City context",
      "source_type": "official",
      "geography_match": "metro",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "bls_oews",
      "upstream_dataset": "Occupational Employment and Wages — May 2025",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "All-occupations mean hourly wage from BLS OEWS; annualized at 2,080 hours and divided by 12 for a monthly gross benchmark.",
      "observation_values": [
        {
          "metric": "all occupations mean hourly wage",
          "value": 41.5,
          "unit": "USD/hour"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "new_york_irs_tax_2026",
      "city": "New York",
      "role": "tax_context",
      "publisher": "Internal Revenue Service",
      "title": "IRS releases tax inflation adjustments for tax year 2026",
      "url": "https://www.irs.gov/newsroom/irs-releases-tax-inflation-adjustments-for-tax-year-2026-including-amendments-from-the-one-big-beautiful-bill",
      "observation_period": "2026 tax year",
      "retrieved_at": "2026-09-24",
      "geography": "United States",
      "source_type": "official",
      "geography_match": "national",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "irs",
      "upstream_dataset": "IRS releases tax inflation adjustments for tax year 2026",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "Federal individual income-tax brackets and standard deductions for tax year 2026.",
      "observation_values": [
        {
          "metric": "federal marginal rate range",
          "low": 10,
          "high": 37,
          "unit": "percent"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "new_york_state_tax_2026",
      "city": "New York",
      "role": "tax_context",
      "publisher": "New York State Department of Taxation and Finance",
      "title": "Personal income tax — provisions in effect for 2026",
      "url": "https://www.tax.ny.gov/data/stats/ter/fiscal-year27/personal-income-tax.htm",
      "observation_period": "2026 context / latest published schedule where noted",
      "retrieved_at": "2026-09-24",
      "geography": "New York",
      "source_type": "official",
      "geography_match": "state",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "new_york_state_tax",
      "upstream_dataset": "Personal income tax — provisions in effect for 2026",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "2026 federal marginal individual income-tax rates run from 10% to 37%. New York also uses graduated state personal-income-tax rates, and New York City residents can face a separate city personal income tax. Actual liability depends on filing status, deductions, credits and residency.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_TEXT_EXTRACTED"
    },
    {
      "source_id": "new_york_noaa_normals_1991_2020",
      "city": "New York",
      "role": "climate",
      "publisher": "NOAA National Centers for Environmental Information",
      "title": "U.S. Climate Normals 1991–2020 — Monthly Normals",
      "url": "https://www.ncei.noaa.gov/access/services/data/v1?dataset=normals-monthly-1991-2020&startDate=0001-01-01&endDate=9996-12-31&format=pdf&stations=USW00094728",
      "observation_period": "1991–2020 climate normals",
      "retrieved_at": "2026-09-24",
      "geography": "New York station",
      "source_type": "official",
      "geography_match": "city_station",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "noaa_climate_normals",
      "upstream_dataset": "U.S. Climate Normals 1991–2020 — Monthly Normals",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "NOAA 1991–2020 normals at New York Central Park: annual mean about 13.2 °C; January mean about 0.9 °C; July mean about 25.3 °C.",
      "observation_values": [
        {
          "metric": "January mean",
          "value": 0.9,
          "unit": "°C"
        },
        {
          "metric": "July mean",
          "value": 25.3,
          "unit": "°C"
        },
        {
          "metric": "Annual mean",
          "value": 13.2,
          "unit": "°C"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "los_angeles_hud_fmr_2026",
      "city": "Los Angeles",
      "role": "rent_detail",
      "publisher": "U.S. Department of Housing and Urban Development",
      "title": "FY 2026 Fair Market Rent Schedule",
      "url": "https://www.huduser.gov/portal/datasets/fmr/fmr2026/FY2026_FMR_Schedule.pdf",
      "observation_period": "FY 2026",
      "retrieved_at": "2026-09-24",
      "geography": "Los Angeles-Long Beach-Anaheim metro / Los Angeles context",
      "source_type": "official",
      "geography_match": "metro",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "hud_fmr",
      "upstream_dataset": "FY 2026 Fair Market Rent Schedule",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "HUD 3-bedroom Fair Market Rent (gross-rent program benchmark), used as a transparent three-bedroom reference rather than an asking-rent quote.",
      "observation_values": [
        {
          "metric": "3-bedroom Fair Market Rent",
          "value": 3298.0,
          "unit": "USD/month"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "los_angeles_freddie_pmms_2026_09",
      "city": "Los Angeles",
      "role": "mortgage_rate",
      "publisher": "Freddie Mac",
      "title": "Primary Mortgage Market Survey",
      "url": "https://www.freddiemac.com/pmms",
      "observation_period": "2026-09-17",
      "retrieved_at": "2026-09-24",
      "geography": "United States",
      "source_type": "official",
      "geography_match": "national",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "freddie_mac_pmms",
      "upstream_dataset": "Primary Mortgage Market Survey",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "National weekly average for a 30-year fixed-rate mortgage; reference rate, not a personalized quote.",
      "observation_values": [
        {
          "metric": "30-year fixed-rate mortgage",
          "value": 6.95,
          "unit": "percent"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "los_angeles_move_in_rules_2026",
      "city": "Los Angeles",
      "role": "move_in_rules",
      "publisher": "California Department of Justice, Office of the Attorney General",
      "title": "Landlord-Tenant Issues — Security Deposits",
      "url": "https://oag.ca.gov/tenants",
      "observation_period": "reviewed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "Los Angeles",
      "source_type": "official",
      "geography_match": "state",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "los_angeles_tenant_rules",
      "upstream_dataset": "Landlord-Tenant Issues — Security Deposits",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "For most California residential rentals, the security deposit is capped at one month of rent. A limited small-landlord exception can allow up to two months of rent; other local protections may also apply.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_TEXT_EXTRACTED"
    },
    {
      "source_id": "los_angeles_bls_electricity_2024",
      "city": "Los Angeles",
      "role": "utilities_energy_water",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Expenditures: Electricity by Size of Consumer Unit: One Person Consumer Unit",
      "url": "https://fred.stlouisfed.org/series/CXUELECTRICLB0502M",
      "observation_period": "2024",
      "retrieved_at": "2026-09-24",
      "geography": "United States — one-person consumer units",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 2,
      "independence_cluster": "bls_consumer_expenditure",
      "upstream_dataset": "Expenditures: Electricity by Size of Consumer Unit: One Person Consumer Unit",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS Consumer Expenditure Survey annual mean for one-person consumer units, accessed through FRED; national spending proxy rather than a local tariff quote.",
      "observation_values": [
        {
          "metric": "Expenditures: Electricity by Size of Consumer Unit: One Person Consumer Unit",
          "value": 1197,
          "unit": "USD/year"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "los_angeles_bls_natural_gas_2024",
      "city": "Los Angeles",
      "role": "utilities_energy_water",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Expenditures: Natural Gas by Size of Consumer Unit: One Person Consumer Unit",
      "url": "https://fred.stlouisfed.org/series/CXUNATRLGASLB0502M",
      "observation_period": "2024",
      "retrieved_at": "2026-09-24",
      "geography": "United States — one-person consumer units",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 2,
      "independence_cluster": "bls_consumer_expenditure",
      "upstream_dataset": "Expenditures: Natural Gas by Size of Consumer Unit: One Person Consumer Unit",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS Consumer Expenditure Survey annual mean for one-person consumer units, accessed through FRED; national spending proxy rather than a local tariff quote.",
      "observation_values": [
        {
          "metric": "Expenditures: Natural Gas by Size of Consumer Unit: One Person Consumer Unit",
          "value": 329,
          "unit": "USD/year"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "los_angeles_bls_other_fuels_2024",
      "city": "Los Angeles",
      "role": "utilities_energy_water",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Expenditures: Fuel Oil and Other Fuels by Size of Consumer Unit: One Person Consumer Unit",
      "url": "https://fred.stlouisfed.org/series/CXUOTHRFUELLB0502M",
      "observation_period": "2024",
      "retrieved_at": "2026-09-24",
      "geography": "United States — one-person consumer units",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 2,
      "independence_cluster": "bls_consumer_expenditure",
      "upstream_dataset": "Expenditures: Fuel Oil and Other Fuels by Size of Consumer Unit: One Person Consumer Unit",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS Consumer Expenditure Survey annual mean for one-person consumer units, accessed through FRED; national spending proxy rather than a local tariff quote.",
      "observation_values": [
        {
          "metric": "Expenditures: Fuel Oil and Other Fuels by Size of Consumer Unit: One Person Consumer Unit",
          "value": 71,
          "unit": "USD/year"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "los_angeles_bls_water_2024",
      "city": "Los Angeles",
      "role": "utilities_energy_water",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Expenditures: Water and Other Public Services by Size of Consumer Unit: One Person Consumer Unit",
      "url": "https://fred.stlouisfed.org/series/CXUWATERLB0502M",
      "observation_period": "2024",
      "retrieved_at": "2026-09-24",
      "geography": "United States — one-person consumer units",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 2,
      "independence_cluster": "bls_consumer_expenditure",
      "upstream_dataset": "Expenditures: Water and Other Public Services by Size of Consumer Unit: One Person Consumer Unit",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS Consumer Expenditure Survey annual mean for one-person consumer units, accessed through FRED; national spending proxy rather than a local tariff quote.",
      "observation_values": [
        {
          "metric": "Expenditures: Water and Other Public Services by Size of Consumer Unit: One Person Consumer Unit",
          "value": 532,
          "unit": "USD/year"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "los_angeles_bls_mobile_2024",
      "city": "Los Angeles",
      "role": "mobile",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Expenditures: Cellular Phone Service by Size of Consumer Unit: One Person Consumer Unit",
      "url": "https://fred.stlouisfed.org/series/CXU270102LB0502M",
      "observation_period": "2024",
      "retrieved_at": "2026-09-24",
      "geography": "United States — one-person consumer units",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 2,
      "independence_cluster": "bls_consumer_expenditure",
      "upstream_dataset": "Expenditures: Cellular Phone Service by Size of Consumer Unit: One Person Consumer Unit",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS Consumer Expenditure Survey annual cellular-service spending for one-person consumer units, accessed through FRED; national spending proxy.",
      "observation_values": [
        {
          "metric": "cellular phone service",
          "value": 733,
          "unit": "USD/year"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "los_angeles_bls_food_milk_2026q3",
      "city": "Los Angeles",
      "role": "food_detail",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Milk, fresh, whole, fortified, per gal. (3.8 lit)",
      "url": "https://fred.stlouisfed.org/series/APU0000709112",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "United States city average",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bls_average_price_data",
      "upstream_dataset": "Milk, fresh, whole, fortified, per gal. (3.8 lit)",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS U.S. city-average retail price series; converted to the site unit and used as a national proxy, not presented as a city shelf-price observation.",
      "observation_values": [
        {
          "period": "2026-06",
          "source_value": 4.317,
          "source_unit": "USD/US gal",
          "normalized_value": 1.1404,
          "normalized_unit": "Milk 1 L"
        },
        {
          "period": "2026-07",
          "source_value": 4.313,
          "source_unit": "USD/US gal",
          "normalized_value": 1.1394,
          "normalized_unit": "Milk 1 L"
        },
        {
          "period": "2026-08",
          "source_value": 4.229,
          "source_unit": "USD/US gal",
          "normalized_value": 1.1172,
          "normalized_unit": "Milk 1 L"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "los_angeles_bls_food_bread_2026q3",
      "city": "Los Angeles",
      "role": "food_detail",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Bread, white, pan, per lb. (453.6 gm)",
      "url": "https://fred.stlouisfed.org/series/APU0000702111",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "United States city average",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bls_average_price_data",
      "upstream_dataset": "Bread, white, pan, per lb. (453.6 gm)",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS U.S. city-average retail price series; converted to the site unit and used as a national proxy, not presented as a city shelf-price observation.",
      "observation_values": [
        {
          "period": "2026-06",
          "source_value": 1.814,
          "source_unit": "USD/lb",
          "normalized_value": 1.9996,
          "normalized_unit": "Bread 500 g"
        },
        {
          "period": "2026-07",
          "source_value": 1.82,
          "source_unit": "USD/lb",
          "normalized_value": 2.0062,
          "normalized_unit": "Bread 500 g"
        },
        {
          "period": "2026-08",
          "source_value": 1.823,
          "source_unit": "USD/lb",
          "normalized_value": 2.0095,
          "normalized_unit": "Bread 500 g"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "los_angeles_bls_food_rice_2026q3",
      "city": "Los Angeles",
      "role": "food_detail",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Rice, white, long grain, uncooked, per lb. (453.6 gm)",
      "url": "https://fred.stlouisfed.org/series/APU0000701312",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "United States city average",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bls_average_price_data",
      "upstream_dataset": "Rice, white, long grain, uncooked, per lb. (453.6 gm)",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS U.S. city-average retail price series; converted to the site unit and used as a national proxy, not presented as a city shelf-price observation.",
      "observation_values": [
        {
          "period": "2026-06",
          "source_value": 1.089,
          "source_unit": "USD/lb",
          "normalized_value": 2.4008,
          "normalized_unit": "Rice/grains 1 kg"
        },
        {
          "period": "2026-07",
          "source_value": 1.1,
          "source_unit": "USD/lb",
          "normalized_value": 2.4251,
          "normalized_unit": "Rice/grains 1 kg"
        },
        {
          "period": "2026-08",
          "source_value": 1.111,
          "source_unit": "USD/lb",
          "normalized_value": 2.4493,
          "normalized_unit": "Rice/grains 1 kg"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "los_angeles_bls_food_eggs_2026q3",
      "city": "Los Angeles",
      "role": "food_detail",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Eggs, grade A, large, per doz.",
      "url": "https://fred.stlouisfed.org/series/APU0000708111",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "United States city average",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bls_average_price_data",
      "upstream_dataset": "Eggs, grade A, large, per doz.",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS U.S. city-average retail price series; converted to the site unit and used as a national proxy, not presented as a city shelf-price observation.",
      "observation_values": [
        {
          "period": "2026-06",
          "source_value": 2.141,
          "source_unit": "USD/dozen",
          "normalized_value": 2.141,
          "normalized_unit": "Eggs 12"
        },
        {
          "period": "2026-07",
          "source_value": 2.189,
          "source_unit": "USD/dozen",
          "normalized_value": 2.189,
          "normalized_unit": "Eggs 12"
        },
        {
          "period": "2026-08",
          "source_value": 2.272,
          "source_unit": "USD/dozen",
          "normalized_value": 2.272,
          "normalized_unit": "Eggs 12"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "los_angeles_bls_food_chicken_2026q3",
      "city": "Los Angeles",
      "role": "food_detail",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Chicken, fresh, whole, per lb. (453.6 gm)",
      "url": "https://fred.stlouisfed.org/series/APU0000706111",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "United States city average",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bls_average_price_data",
      "upstream_dataset": "Chicken, fresh, whole, per lb. (453.6 gm)",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS U.S. city-average retail price series; converted to the site unit and used as a national proxy, not presented as a city shelf-price observation.",
      "observation_values": [
        {
          "period": "2026-06",
          "source_value": 2.044,
          "source_unit": "USD/lb",
          "normalized_value": 4.5062,
          "normalized_unit": "Chicken 1 kg"
        },
        {
          "period": "2026-07",
          "source_value": 2.005,
          "source_unit": "USD/lb",
          "normalized_value": 4.4203,
          "normalized_unit": "Chicken 1 kg"
        },
        {
          "period": "2026-08",
          "source_value": 2.012,
          "source_unit": "USD/lb",
          "normalized_value": 4.4357,
          "normalized_unit": "Chicken 1 kg"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "los_angeles_bls_food_beef_2026q3",
      "city": "Los Angeles",
      "role": "food_detail",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Ground beef, 100% beef, per lb. (453.6 gm)",
      "url": "https://fred.stlouisfed.org/series/APU0000703112",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "United States city average",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bls_average_price_data",
      "upstream_dataset": "Ground beef, 100% beef, per lb. (453.6 gm)",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS U.S. city-average retail price series; converted to the site unit and used as a national proxy, not presented as a city shelf-price observation.",
      "observation_values": [
        {
          "period": "2026-06",
          "source_value": 6.825,
          "source_unit": "USD/lb",
          "normalized_value": 15.0465,
          "normalized_unit": "Red-meat equivalent 1 kg"
        },
        {
          "period": "2026-07",
          "source_value": 6.885,
          "source_unit": "USD/lb",
          "normalized_value": 15.1788,
          "normalized_unit": "Red-meat equivalent 1 kg"
        },
        {
          "period": "2026-08",
          "source_value": 6.923,
          "source_unit": "USD/lb",
          "normalized_value": 15.2626,
          "normalized_unit": "Red-meat equivalent 1 kg"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "los_angeles_bls_food_banana_2026q3",
      "city": "Los Angeles",
      "role": "food_detail",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Bananas, per lb. (453.6 gm)",
      "url": "https://fred.stlouisfed.org/series/APU0000711211",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "United States city average",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bls_average_price_data",
      "upstream_dataset": "Bananas, per lb. (453.6 gm)",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS U.S. city-average retail price series; converted to the site unit and used as a national proxy, not presented as a city shelf-price observation.",
      "observation_values": [
        {
          "period": "2026-06",
          "source_value": 0.645,
          "source_unit": "USD/lb",
          "normalized_value": 1.422,
          "normalized_unit": "Representative fruit 1 kg"
        },
        {
          "period": "2026-07",
          "source_value": 0.65,
          "source_unit": "USD/lb",
          "normalized_value": 1.433,
          "normalized_unit": "Representative fruit 1 kg"
        },
        {
          "period": "2026-08",
          "source_value": 0.652,
          "source_unit": "USD/lb",
          "normalized_value": 1.4374,
          "normalized_unit": "Representative fruit 1 kg"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "los_angeles_bls_food_tomato_2026q3",
      "city": "Los Angeles",
      "role": "food_detail",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Tomatoes, field grown, per lb. (453.6 gm)",
      "url": "https://fred.stlouisfed.org/series/APU0000712311",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "United States city average",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bls_average_price_data",
      "upstream_dataset": "Tomatoes, field grown, per lb. (453.6 gm)",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS U.S. city-average retail price series; converted to the site unit and used as a national proxy, not presented as a city shelf-price observation.",
      "observation_values": [
        {
          "period": "2026-06",
          "source_value": 2.154,
          "source_unit": "USD/lb",
          "normalized_value": 4.7488,
          "normalized_unit": "Representative vegetables 1 kg"
        },
        {
          "period": "2026-07",
          "source_value": 2.003,
          "source_unit": "USD/lb",
          "normalized_value": 4.4159,
          "normalized_unit": "Representative vegetables 1 kg"
        },
        {
          "period": "2026-08",
          "source_value": 1.977,
          "source_unit": "USD/lb",
          "normalized_value": 4.3585,
          "normalized_unit": "Representative vegetables 1 kg"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "los_angeles_transit_fare_2026",
      "city": "Los Angeles",
      "role": "transit_detail",
      "publisher": "Los Angeles County Metropolitan Transportation Authority",
      "title": "Metro fares",
      "url": "https://www.metro.net/riding/fares/",
      "observation_period": "reviewed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "Los Angeles",
      "source_type": "official",
      "geography_match": "city_system",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "los_angeles_transit",
      "upstream_dataset": "Metro fares",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "Current adult base fare used for the single-fare detail field.",
      "observation_values": [
        {
          "metric": "single adult fare range",
          "low": 1.75,
          "mode": 1.75,
          "high": 1.75,
          "unit": "USD/ride"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "los_angeles_bls_gasoline_2026q3",
      "city": "Los Angeles",
      "role": "gasoline",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Average Price: Gasoline, unleaded regular",
      "url": "https://fred.stlouisfed.org/series/APUS49A74714",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "Los Angeles area",
      "source_type": "official_aggregator",
      "geography_match": "metro",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "bls_average_price_data",
      "upstream_dataset": "Average Price: Gasoline, unleaded regular",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS metropolitan-area average retail price for regular unleaded gasoline; converted from USD/US gallon to USD/litre.",
      "observation_values": [
        {
          "period": "2026-06",
          "value": 5.643,
          "unit": "USD/US gal"
        },
        {
          "period": "2026-07",
          "value": 5.452,
          "unit": "USD/US gal"
        },
        {
          "period": "2026-08",
          "value": 5.619,
          "unit": "USD/US gal"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "los_angeles_medicaid_2026",
      "city": "Los Angeles",
      "role": "public_health",
      "publisher": "California Department of Health Care Services",
      "title": "Medi-Cal",
      "url": "https://www.dhcs.ca.gov/medi-cal/",
      "observation_period": "reviewed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "Los Angeles-Long Beach-Anaheim metro / Los Angeles context",
      "source_type": "official",
      "geography_match": "state",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "los_angeles_medicaid",
      "upstream_dataset": "Medi-Cal",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "Medi-Cal provides free or low-cost public health coverage to qualifying California residents. Eligibility and scope vary by income, household and other rules, and some immigration-related enrollment rules changed in 2026.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_TEXT_EXTRACTED"
    },
    {
      "source_id": "los_angeles_bls_health_insurance_2024",
      "city": "Los Angeles",
      "role": "health_insurance_spending",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Expenditures: Health Insurance by Size of Consumer Unit: One Person Consumer Unit",
      "url": "https://fred.stlouisfed.org/series/CXUHLTHINSRLB0502M",
      "observation_period": "2024",
      "retrieved_at": "2026-09-24",
      "geography": "United States — one-person consumer units",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 2,
      "independence_cluster": "bls_consumer_expenditure",
      "upstream_dataset": "Expenditures: Health Insurance by Size of Consumer Unit: One Person Consumer Unit",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS Consumer Expenditure Survey annual health-insurance spending for one-person consumer units, accessed through FRED. This is a national spending proxy, not an insurance premium quote or eligibility estimate.",
      "observation_values": [
        {
          "metric": "health insurance expenditure",
          "value": 2482,
          "unit": "USD/year"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "los_angeles_bls_oews_2025",
      "city": "Los Angeles",
      "role": "earnings",
      "publisher": "U.S. Bureau of Labor Statistics",
      "title": "Occupational Employment and Wages — May 2025",
      "url": "https://www.bls.gov/regions/west/news-release/occupationalemploymentandwages_losangeles.htm",
      "observation_period": "May 2025",
      "retrieved_at": "2026-09-24",
      "geography": "Los Angeles-Long Beach-Anaheim metro / Los Angeles context",
      "source_type": "official",
      "geography_match": "metro",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "bls_oews",
      "upstream_dataset": "Occupational Employment and Wages — May 2025",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "All-occupations mean hourly wage from BLS OEWS; annualized at 2,080 hours and divided by 12 for a monthly gross benchmark.",
      "observation_values": [
        {
          "metric": "all occupations mean hourly wage",
          "value": 37.15,
          "unit": "USD/hour"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "los_angeles_irs_tax_2026",
      "city": "Los Angeles",
      "role": "tax_context",
      "publisher": "Internal Revenue Service",
      "title": "IRS releases tax inflation adjustments for tax year 2026",
      "url": "https://www.irs.gov/newsroom/irs-releases-tax-inflation-adjustments-for-tax-year-2026-including-amendments-from-the-one-big-beautiful-bill",
      "observation_period": "2026 tax year",
      "retrieved_at": "2026-09-24",
      "geography": "United States",
      "source_type": "official",
      "geography_match": "national",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "irs",
      "upstream_dataset": "IRS releases tax inflation adjustments for tax year 2026",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "Federal individual income-tax brackets and standard deductions for tax year 2026.",
      "observation_values": [
        {
          "metric": "federal marginal rate range",
          "low": 10,
          "high": 37,
          "unit": "percent"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "los_angeles_state_tax_2026",
      "city": "Los Angeles",
      "role": "tax_context",
      "publisher": "California Franchise Tax Board",
      "title": "2025 Personal Income Tax Booklet — Tax Rate Schedules",
      "url": "https://www.ftb.ca.gov/forms/2025/2025-540-booklet.html",
      "observation_period": "2026 context / latest published schedule where noted",
      "retrieved_at": "2026-09-24",
      "geography": "Los Angeles",
      "source_type": "official",
      "geography_match": "state",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "los_angeles_state_tax",
      "upstream_dataset": "2025 Personal Income Tax Booklet — Tax Rate Schedules",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "2026 federal marginal individual income-tax rates run from 10% to 37%. California has a graduated personal-income-tax system; the latest full individual schedule available in this review is tax year 2025, with rates from 1% to 12.3% before the additional 1% tax on taxable income above $1 million. Confirm the applicable filing-year schedule before relying on it.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_TEXT_EXTRACTED"
    },
    {
      "source_id": "los_angeles_noaa_normals_1991_2020",
      "city": "Los Angeles",
      "role": "climate",
      "publisher": "NOAA National Centers for Environmental Information",
      "title": "U.S. Climate Normals 1991–2020 — Monthly Normals",
      "url": "https://www.ncei.noaa.gov/access/services/data/v1?dataset=normals-monthly-1991-2020&startDate=0001-01-01&endDate=9996-12-31&format=pdf&stations=USW00023174",
      "observation_period": "1991–2020 climate normals",
      "retrieved_at": "2026-09-24",
      "geography": "Los Angeles station",
      "source_type": "official",
      "geography_match": "city_station",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "noaa_climate_normals",
      "upstream_dataset": "U.S. Climate Normals 1991–2020 — Monthly Normals",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "NOAA 1991–2020 normals at Los Angeles International Airport: annual mean about 17.6 °C; January mean about 14.4 °C; July mean about 20.9 °C.",
      "observation_values": [
        {
          "metric": "January mean",
          "value": 14.4,
          "unit": "°C"
        },
        {
          "metric": "July mean",
          "value": 20.9,
          "unit": "°C"
        },
        {
          "metric": "Annual mean",
          "value": 17.6,
          "unit": "°C"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "chicago_hud_fmr_2026",
      "city": "Chicago",
      "role": "rent_detail",
      "publisher": "U.S. Department of Housing and Urban Development",
      "title": "FY 2026 Fair Market Rent Schedule",
      "url": "https://www.huduser.gov/portal/datasets/fmr/fmr2026/FY2026_FMR_Schedule.pdf",
      "observation_period": "FY 2026",
      "retrieved_at": "2026-09-24",
      "geography": "Chicago-Naperville-Elgin metro / Chicago context",
      "source_type": "official",
      "geography_match": "metro",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "hud_fmr",
      "upstream_dataset": "FY 2026 Fair Market Rent Schedule",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "HUD 3-bedroom Fair Market Rent (gross-rent program benchmark), used as a transparent three-bedroom reference rather than an asking-rent quote.",
      "observation_values": [
        {
          "metric": "3-bedroom Fair Market Rent",
          "value": 2294.0,
          "unit": "USD/month"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "chicago_freddie_pmms_2026_09",
      "city": "Chicago",
      "role": "mortgage_rate",
      "publisher": "Freddie Mac",
      "title": "Primary Mortgage Market Survey",
      "url": "https://www.freddiemac.com/pmms",
      "observation_period": "2026-09-17",
      "retrieved_at": "2026-09-24",
      "geography": "United States",
      "source_type": "official",
      "geography_match": "national",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "freddie_mac_pmms",
      "upstream_dataset": "Primary Mortgage Market Survey",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "National weekly average for a 30-year fixed-rate mortgage; reference rate, not a personalized quote.",
      "observation_values": [
        {
          "metric": "30-year fixed-rate mortgage",
          "value": 6.95,
          "unit": "percent"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "chicago_move_in_rules_2026",
      "city": "Chicago",
      "role": "move_in_rules",
      "publisher": "Illinois Legal Aid Online",
      "title": "Paying a security deposit",
      "url": "https://www.illinoislegalaid.org/legal-information/paying-security-deposit",
      "observation_period": "reviewed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "Illinois / Chicago context",
      "source_type": "legal_aid",
      "geography_match": "state",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "chicago_tenant_rules",
      "upstream_dataset": "Paying a security deposit",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "Illinois has no statewide security-deposit cap for most private rentals; one or two months of rent is common, while local ordinances and certain housing programs can impose separate limits. Chicago renters should check the city ordinance and their housing type.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_TEXT_EXTRACTED"
    },
    {
      "source_id": "chicago_bls_electricity_2024",
      "city": "Chicago",
      "role": "utilities_energy_water",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Expenditures: Electricity by Size of Consumer Unit: One Person Consumer Unit",
      "url": "https://fred.stlouisfed.org/series/CXUELECTRICLB0502M",
      "observation_period": "2024",
      "retrieved_at": "2026-09-24",
      "geography": "United States — one-person consumer units",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 2,
      "independence_cluster": "bls_consumer_expenditure",
      "upstream_dataset": "Expenditures: Electricity by Size of Consumer Unit: One Person Consumer Unit",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS Consumer Expenditure Survey annual mean for one-person consumer units, accessed through FRED; national spending proxy rather than a local tariff quote.",
      "observation_values": [
        {
          "metric": "Expenditures: Electricity by Size of Consumer Unit: One Person Consumer Unit",
          "value": 1197,
          "unit": "USD/year"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "chicago_bls_natural_gas_2024",
      "city": "Chicago",
      "role": "utilities_energy_water",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Expenditures: Natural Gas by Size of Consumer Unit: One Person Consumer Unit",
      "url": "https://fred.stlouisfed.org/series/CXUNATRLGASLB0502M",
      "observation_period": "2024",
      "retrieved_at": "2026-09-24",
      "geography": "United States — one-person consumer units",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 2,
      "independence_cluster": "bls_consumer_expenditure",
      "upstream_dataset": "Expenditures: Natural Gas by Size of Consumer Unit: One Person Consumer Unit",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS Consumer Expenditure Survey annual mean for one-person consumer units, accessed through FRED; national spending proxy rather than a local tariff quote.",
      "observation_values": [
        {
          "metric": "Expenditures: Natural Gas by Size of Consumer Unit: One Person Consumer Unit",
          "value": 329,
          "unit": "USD/year"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "chicago_bls_other_fuels_2024",
      "city": "Chicago",
      "role": "utilities_energy_water",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Expenditures: Fuel Oil and Other Fuels by Size of Consumer Unit: One Person Consumer Unit",
      "url": "https://fred.stlouisfed.org/series/CXUOTHRFUELLB0502M",
      "observation_period": "2024",
      "retrieved_at": "2026-09-24",
      "geography": "United States — one-person consumer units",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 2,
      "independence_cluster": "bls_consumer_expenditure",
      "upstream_dataset": "Expenditures: Fuel Oil and Other Fuels by Size of Consumer Unit: One Person Consumer Unit",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS Consumer Expenditure Survey annual mean for one-person consumer units, accessed through FRED; national spending proxy rather than a local tariff quote.",
      "observation_values": [
        {
          "metric": "Expenditures: Fuel Oil and Other Fuels by Size of Consumer Unit: One Person Consumer Unit",
          "value": 71,
          "unit": "USD/year"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "chicago_bls_water_2024",
      "city": "Chicago",
      "role": "utilities_energy_water",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Expenditures: Water and Other Public Services by Size of Consumer Unit: One Person Consumer Unit",
      "url": "https://fred.stlouisfed.org/series/CXUWATERLB0502M",
      "observation_period": "2024",
      "retrieved_at": "2026-09-24",
      "geography": "United States — one-person consumer units",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 2,
      "independence_cluster": "bls_consumer_expenditure",
      "upstream_dataset": "Expenditures: Water and Other Public Services by Size of Consumer Unit: One Person Consumer Unit",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS Consumer Expenditure Survey annual mean for one-person consumer units, accessed through FRED; national spending proxy rather than a local tariff quote.",
      "observation_values": [
        {
          "metric": "Expenditures: Water and Other Public Services by Size of Consumer Unit: One Person Consumer Unit",
          "value": 532,
          "unit": "USD/year"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "chicago_bls_mobile_2024",
      "city": "Chicago",
      "role": "mobile",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Expenditures: Cellular Phone Service by Size of Consumer Unit: One Person Consumer Unit",
      "url": "https://fred.stlouisfed.org/series/CXU270102LB0502M",
      "observation_period": "2024",
      "retrieved_at": "2026-09-24",
      "geography": "United States — one-person consumer units",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 2,
      "independence_cluster": "bls_consumer_expenditure",
      "upstream_dataset": "Expenditures: Cellular Phone Service by Size of Consumer Unit: One Person Consumer Unit",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS Consumer Expenditure Survey annual cellular-service spending for one-person consumer units, accessed through FRED; national spending proxy.",
      "observation_values": [
        {
          "metric": "cellular phone service",
          "value": 733,
          "unit": "USD/year"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "chicago_bls_food_milk_2026q3",
      "city": "Chicago",
      "role": "food_detail",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Milk, fresh, whole, fortified, per gal. (3.8 lit)",
      "url": "https://fred.stlouisfed.org/series/APU0000709112",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "United States city average",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bls_average_price_data",
      "upstream_dataset": "Milk, fresh, whole, fortified, per gal. (3.8 lit)",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS U.S. city-average retail price series; converted to the site unit and used as a national proxy, not presented as a city shelf-price observation.",
      "observation_values": [
        {
          "period": "2026-06",
          "source_value": 4.317,
          "source_unit": "USD/US gal",
          "normalized_value": 1.1404,
          "normalized_unit": "Milk 1 L"
        },
        {
          "period": "2026-07",
          "source_value": 4.313,
          "source_unit": "USD/US gal",
          "normalized_value": 1.1394,
          "normalized_unit": "Milk 1 L"
        },
        {
          "period": "2026-08",
          "source_value": 4.229,
          "source_unit": "USD/US gal",
          "normalized_value": 1.1172,
          "normalized_unit": "Milk 1 L"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "chicago_bls_food_bread_2026q3",
      "city": "Chicago",
      "role": "food_detail",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Bread, white, pan, per lb. (453.6 gm)",
      "url": "https://fred.stlouisfed.org/series/APU0000702111",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "United States city average",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bls_average_price_data",
      "upstream_dataset": "Bread, white, pan, per lb. (453.6 gm)",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS U.S. city-average retail price series; converted to the site unit and used as a national proxy, not presented as a city shelf-price observation.",
      "observation_values": [
        {
          "period": "2026-06",
          "source_value": 1.814,
          "source_unit": "USD/lb",
          "normalized_value": 1.9996,
          "normalized_unit": "Bread 500 g"
        },
        {
          "period": "2026-07",
          "source_value": 1.82,
          "source_unit": "USD/lb",
          "normalized_value": 2.0062,
          "normalized_unit": "Bread 500 g"
        },
        {
          "period": "2026-08",
          "source_value": 1.823,
          "source_unit": "USD/lb",
          "normalized_value": 2.0095,
          "normalized_unit": "Bread 500 g"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "chicago_bls_food_rice_2026q3",
      "city": "Chicago",
      "role": "food_detail",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Rice, white, long grain, uncooked, per lb. (453.6 gm)",
      "url": "https://fred.stlouisfed.org/series/APU0000701312",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "United States city average",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bls_average_price_data",
      "upstream_dataset": "Rice, white, long grain, uncooked, per lb. (453.6 gm)",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS U.S. city-average retail price series; converted to the site unit and used as a national proxy, not presented as a city shelf-price observation.",
      "observation_values": [
        {
          "period": "2026-06",
          "source_value": 1.089,
          "source_unit": "USD/lb",
          "normalized_value": 2.4008,
          "normalized_unit": "Rice/grains 1 kg"
        },
        {
          "period": "2026-07",
          "source_value": 1.1,
          "source_unit": "USD/lb",
          "normalized_value": 2.4251,
          "normalized_unit": "Rice/grains 1 kg"
        },
        {
          "period": "2026-08",
          "source_value": 1.111,
          "source_unit": "USD/lb",
          "normalized_value": 2.4493,
          "normalized_unit": "Rice/grains 1 kg"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "chicago_bls_food_eggs_2026q3",
      "city": "Chicago",
      "role": "food_detail",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Eggs, grade A, large, per doz.",
      "url": "https://fred.stlouisfed.org/series/APU0000708111",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "United States city average",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bls_average_price_data",
      "upstream_dataset": "Eggs, grade A, large, per doz.",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS U.S. city-average retail price series; converted to the site unit and used as a national proxy, not presented as a city shelf-price observation.",
      "observation_values": [
        {
          "period": "2026-06",
          "source_value": 2.141,
          "source_unit": "USD/dozen",
          "normalized_value": 2.141,
          "normalized_unit": "Eggs 12"
        },
        {
          "period": "2026-07",
          "source_value": 2.189,
          "source_unit": "USD/dozen",
          "normalized_value": 2.189,
          "normalized_unit": "Eggs 12"
        },
        {
          "period": "2026-08",
          "source_value": 2.272,
          "source_unit": "USD/dozen",
          "normalized_value": 2.272,
          "normalized_unit": "Eggs 12"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "chicago_bls_food_chicken_2026q3",
      "city": "Chicago",
      "role": "food_detail",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Chicken, fresh, whole, per lb. (453.6 gm)",
      "url": "https://fred.stlouisfed.org/series/APU0000706111",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "United States city average",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bls_average_price_data",
      "upstream_dataset": "Chicken, fresh, whole, per lb. (453.6 gm)",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS U.S. city-average retail price series; converted to the site unit and used as a national proxy, not presented as a city shelf-price observation.",
      "observation_values": [
        {
          "period": "2026-06",
          "source_value": 2.044,
          "source_unit": "USD/lb",
          "normalized_value": 4.5062,
          "normalized_unit": "Chicken 1 kg"
        },
        {
          "period": "2026-07",
          "source_value": 2.005,
          "source_unit": "USD/lb",
          "normalized_value": 4.4203,
          "normalized_unit": "Chicken 1 kg"
        },
        {
          "period": "2026-08",
          "source_value": 2.012,
          "source_unit": "USD/lb",
          "normalized_value": 4.4357,
          "normalized_unit": "Chicken 1 kg"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "chicago_bls_food_beef_2026q3",
      "city": "Chicago",
      "role": "food_detail",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Ground beef, 100% beef, per lb. (453.6 gm)",
      "url": "https://fred.stlouisfed.org/series/APU0000703112",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "United States city average",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bls_average_price_data",
      "upstream_dataset": "Ground beef, 100% beef, per lb. (453.6 gm)",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS U.S. city-average retail price series; converted to the site unit and used as a national proxy, not presented as a city shelf-price observation.",
      "observation_values": [
        {
          "period": "2026-06",
          "source_value": 6.825,
          "source_unit": "USD/lb",
          "normalized_value": 15.0465,
          "normalized_unit": "Red-meat equivalent 1 kg"
        },
        {
          "period": "2026-07",
          "source_value": 6.885,
          "source_unit": "USD/lb",
          "normalized_value": 15.1788,
          "normalized_unit": "Red-meat equivalent 1 kg"
        },
        {
          "period": "2026-08",
          "source_value": 6.923,
          "source_unit": "USD/lb",
          "normalized_value": 15.2626,
          "normalized_unit": "Red-meat equivalent 1 kg"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "chicago_bls_food_banana_2026q3",
      "city": "Chicago",
      "role": "food_detail",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Bananas, per lb. (453.6 gm)",
      "url": "https://fred.stlouisfed.org/series/APU0000711211",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "United States city average",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bls_average_price_data",
      "upstream_dataset": "Bananas, per lb. (453.6 gm)",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS U.S. city-average retail price series; converted to the site unit and used as a national proxy, not presented as a city shelf-price observation.",
      "observation_values": [
        {
          "period": "2026-06",
          "source_value": 0.645,
          "source_unit": "USD/lb",
          "normalized_value": 1.422,
          "normalized_unit": "Representative fruit 1 kg"
        },
        {
          "period": "2026-07",
          "source_value": 0.65,
          "source_unit": "USD/lb",
          "normalized_value": 1.433,
          "normalized_unit": "Representative fruit 1 kg"
        },
        {
          "period": "2026-08",
          "source_value": 0.652,
          "source_unit": "USD/lb",
          "normalized_value": 1.4374,
          "normalized_unit": "Representative fruit 1 kg"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "chicago_bls_food_tomato_2026q3",
      "city": "Chicago",
      "role": "food_detail",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Tomatoes, field grown, per lb. (453.6 gm)",
      "url": "https://fred.stlouisfed.org/series/APU0000712311",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "United States city average",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "bls_average_price_data",
      "upstream_dataset": "Tomatoes, field grown, per lb. (453.6 gm)",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS U.S. city-average retail price series; converted to the site unit and used as a national proxy, not presented as a city shelf-price observation.",
      "observation_values": [
        {
          "period": "2026-06",
          "source_value": 2.154,
          "source_unit": "USD/lb",
          "normalized_value": 4.7488,
          "normalized_unit": "Representative vegetables 1 kg"
        },
        {
          "period": "2026-07",
          "source_value": 2.003,
          "source_unit": "USD/lb",
          "normalized_value": 4.4159,
          "normalized_unit": "Representative vegetables 1 kg"
        },
        {
          "period": "2026-08",
          "source_value": 1.977,
          "source_unit": "USD/lb",
          "normalized_value": 4.3585,
          "normalized_unit": "Representative vegetables 1 kg"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "chicago_transit_fare_2026",
      "city": "Chicago",
      "role": "transit_detail",
      "publisher": "Chicago Transit Authority",
      "title": "Fare Information",
      "url": "https://www.transitchicago.com/fares/",
      "observation_period": "reviewed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "Chicago",
      "source_type": "official",
      "geography_match": "city_system",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "chicago_transit",
      "upstream_dataset": "Fare Information",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "Current adult base fare used for the single-fare detail field.",
      "observation_values": [
        {
          "metric": "single adult fare range",
          "low": 2.25,
          "mode": 2.5,
          "high": 2.5,
          "unit": "USD/ride"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "chicago_bls_gasoline_2026q3",
      "city": "Chicago",
      "role": "gasoline",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Average Price: Gasoline, unleaded regular",
      "url": "https://fred.stlouisfed.org/series/APUS23A74714",
      "observation_period": "2026-06 to 2026-08",
      "retrieved_at": "2026-09-24",
      "geography": "Chicago area",
      "source_type": "official_aggregator",
      "geography_match": "metro",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "bls_average_price_data",
      "upstream_dataset": "Average Price: Gasoline, unleaded regular",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS metropolitan-area average retail price for regular unleaded gasoline; converted from USD/US gallon to USD/litre.",
      "observation_values": [
        {
          "period": "2026-06",
          "value": 4.337,
          "unit": "USD/US gal"
        },
        {
          "period": "2026-07",
          "value": 4.164,
          "unit": "USD/US gal"
        },
        {
          "period": "2026-08",
          "value": 4.347,
          "unit": "USD/US gal"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "chicago_medicaid_2026",
      "city": "Chicago",
      "role": "public_health",
      "publisher": "Illinois Department of Healthcare and Family Services",
      "title": "Illinois Medicaid Guide",
      "url": "https://hfs.illinois.gov/medicalclients/medicaidguide.html",
      "observation_period": "reviewed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "Chicago-Naperville-Elgin metro / Chicago context",
      "source_type": "official",
      "geography_match": "state",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "chicago_medicaid",
      "upstream_dataset": "Illinois Medicaid Guide",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "Illinois Medicaid provides public health coverage to eligible residents through multiple coverage groups. Eligibility and benefits vary by income, age, pregnancy, disability and other program rules; this is context, not an eligibility determination.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_TEXT_EXTRACTED"
    },
    {
      "source_id": "chicago_bls_health_insurance_2024",
      "city": "Chicago",
      "role": "health_insurance_spending",
      "publisher": "Federal Reserve Bank of St. Louis (FRED); source: U.S. Bureau of Labor Statistics",
      "title": "Expenditures: Health Insurance by Size of Consumer Unit: One Person Consumer Unit",
      "url": "https://fred.stlouisfed.org/series/CXUHLTHINSRLB0502M",
      "observation_period": "2024",
      "retrieved_at": "2026-09-24",
      "geography": "United States — one-person consumer units",
      "source_type": "official_aggregator",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 2,
      "independence_cluster": "bls_consumer_expenditure",
      "upstream_dataset": "Expenditures: Health Insurance by Size of Consumer Unit: One Person Consumer Unit",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "BLS Consumer Expenditure Survey annual health-insurance spending for one-person consumer units, accessed through FRED. This is a national spending proxy, not an insurance premium quote or eligibility estimate.",
      "observation_values": [
        {
          "metric": "health insurance expenditure",
          "value": 2482,
          "unit": "USD/year"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "chicago_bls_oews_2025",
      "city": "Chicago",
      "role": "earnings",
      "publisher": "U.S. Bureau of Labor Statistics",
      "title": "Occupational Employment and Wages — May 2025",
      "url": "https://www.bls.gov/regions/midwest/news-release/occupationalemploymentandwages_chicago.htm",
      "observation_period": "May 2025",
      "retrieved_at": "2026-09-24",
      "geography": "Chicago-Naperville-Elgin metro / Chicago context",
      "source_type": "official",
      "geography_match": "metro",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "bls_oews",
      "upstream_dataset": "Occupational Employment and Wages — May 2025",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "All-occupations mean hourly wage from BLS OEWS; annualized at 2,080 hours and divided by 12 for a monthly gross benchmark.",
      "observation_values": [
        {
          "metric": "all occupations mean hourly wage",
          "value": 35.28,
          "unit": "USD/hour"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "chicago_irs_tax_2026",
      "city": "Chicago",
      "role": "tax_context",
      "publisher": "Internal Revenue Service",
      "title": "IRS releases tax inflation adjustments for tax year 2026",
      "url": "https://www.irs.gov/newsroom/irs-releases-tax-inflation-adjustments-for-tax-year-2026-including-amendments-from-the-one-big-beautiful-bill",
      "observation_period": "2026 tax year",
      "retrieved_at": "2026-09-24",
      "geography": "United States",
      "source_type": "official",
      "geography_match": "national",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "irs",
      "upstream_dataset": "IRS releases tax inflation adjustments for tax year 2026",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "Federal individual income-tax brackets and standard deductions for tax year 2026.",
      "observation_values": [
        {
          "metric": "federal marginal rate range",
          "low": 10,
          "high": 37,
          "unit": "percent"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "chicago_state_tax_2026",
      "city": "Chicago",
      "role": "tax_context",
      "publisher": "Illinois Department of Revenue",
      "title": "Income Tax Rates",
      "url": "https://tax.illinois.gov/research/taxrates/income.html",
      "observation_period": "2026 context / latest published schedule where noted",
      "retrieved_at": "2026-09-24",
      "geography": "Chicago",
      "source_type": "official",
      "geography_match": "state",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "chicago_state_tax",
      "upstream_dataset": "Income Tax Rates",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "2026 federal marginal individual income-tax rates run from 10% to 37%. Illinois individual income tax is a flat 4.95% of net income under the state rate table. Credits, exemptions and other rules can materially change actual liability.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_TEXT_EXTRACTED"
    },
    {
      "source_id": "chicago_noaa_normals_1991_2020",
      "city": "Chicago",
      "role": "climate",
      "publisher": "NOAA National Centers for Environmental Information",
      "title": "U.S. Climate Normals 1991–2020 — Monthly Normals",
      "url": "https://www.ncei.noaa.gov/access/services/data/v1?dataset=normals-monthly-1991-2020&startDate=0001-01-01&endDate=9996-12-31&format=pdf&stations=USW00094846",
      "observation_period": "1991–2020 climate normals",
      "retrieved_at": "2026-09-24",
      "geography": "Chicago station",
      "source_type": "official",
      "geography_match": "city_station",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "noaa_climate_normals",
      "upstream_dataset": "U.S. Climate Normals 1991–2020 — Monthly Normals",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.8 U.S. detail build.",
      "observation_summary": "NOAA 1991–2020 normals at Chicago O’Hare: annual mean about 10.7 °C; January mean about -3.8 °C; July mean about 24.1 °C.",
      "observation_values": [
        {
          "metric": "January mean",
          "value": -3.8,
          "unit": "°C"
        },
        {
          "metric": "July mean",
          "value": 24.1,
          "unit": "°C"
        },
        {
          "metric": "Annual mean",
          "value": 10.7,
          "unit": "°C"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "london_ons_ealing_rents_2026_08",
      "city": "London",
      "role": "rent_detail",
      "publisher": "Office for National Statistics",
      "title": "Housing prices in Ealing",
      "url": "https://www.ons.gov.uk/visualisations/housingpriceslocal/E09000009/",
      "observation_period": "August 2026",
      "retrieved_at": "2026-09-24",
      "geography": "Ealing, London",
      "source_type": "official",
      "geography_match": "borough_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "office_for_national_statistics",
      "upstream_dataset": "Housing prices in Ealing",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Official ONS private-rent averages by bedroom count for Ealing, used as a transparent non-prime London proxy.",
      "observation_values": [
        {
          "metric": "one-bedroom rent",
          "value": 1629,
          "unit": "GBP/month"
        },
        {
          "metric": "three-bedroom rent",
          "value": 2406,
          "unit": "GBP/month"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "london_ons_camden_rents_2026_08",
      "city": "London",
      "role": "rent_detail",
      "publisher": "Office for National Statistics",
      "title": "Housing prices in Camden",
      "url": "https://www.ons.gov.uk/visualisations/housingpriceslocal/E09000007/",
      "observation_period": "August 2026",
      "retrieved_at": "2026-09-24",
      "geography": "Camden, London",
      "source_type": "official",
      "geography_match": "borough_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "office_for_national_statistics",
      "upstream_dataset": "Housing prices in Camden",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Official ONS private-rent averages by bedroom count for Camden, used as a transparent central-London proxy.",
      "observation_values": [
        {
          "metric": "one-bedroom rent",
          "value": 2054,
          "unit": "GBP/month"
        },
        {
          "metric": "three-bedroom rent",
          "value": 3055,
          "unit": "GBP/month"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "london_boe_mortgage_2026_07",
      "city": "London",
      "role": "mortgage_rate",
      "publisher": "Bank of England",
      "title": "Financial Stability Report — July 2026",
      "url": "https://www.bankofengland.co.uk/financial-stability-report/2026/july-2026",
      "observation_period": "July 2026",
      "retrieved_at": "2026-09-24",
      "geography": "United Kingdom",
      "source_type": "official",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "bank_of_england",
      "upstream_dataset": "Financial Stability Report — July 2026",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Average quoted two-year fixed mortgage rates: 4.92% at 75% LTV and 5.32% at 90% LTV.",
      "observation_values": [
        {
          "metric": "2-year fixed 75% LTV",
          "value": 4.92,
          "unit": "percent"
        },
        {
          "metric": "2-year fixed 90% LTV",
          "value": 5.32,
          "unit": "percent"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "london_govuk_tenant_fees_2026",
      "city": "London",
      "role": "move_in_rules",
      "publisher": "UK Government",
      "title": "Fees you can charge as part of a tenancy",
      "url": "https://www.gov.uk/guidance/fees-you-can-charge-as-part-of-a-tenancy",
      "observation_period": "from 1 May 2026",
      "retrieved_at": "2026-09-24",
      "geography": "England",
      "source_type": "official",
      "geography_match": "national_subdivision",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "uk_government",
      "upstream_dataset": "Fees you can charge as part of a tenancy",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Maximum one month rent in advance after signing; refundable tenancy deposit up to five weeks where annual rent is below £50,000, six weeks at £50,000–£100,000.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_TEXT_EXTRACTED"
    },
    {
      "source_id": "london_ofgem_cap_2026_q3",
      "city": "London",
      "role": "utilities_energy_water",
      "publisher": "Ofgem",
      "title": "Energy price cap will rise by 13% from July",
      "url": "https://www.ofgem.gov.uk/press-release/energy-price-cap-will-rise-13-july",
      "observation_period": "1 Jul–30 Sep 2026",
      "retrieved_at": "2026-09-24",
      "geography": "Great Britain",
      "source_type": "official",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "ofgem",
      "upstream_dataset": "Energy price cap will rise by 13% from July",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Current typical dual-fuel direct-debit price-cap benchmark under revised TDCV is £1,663/year.",
      "observation_values": [
        {
          "metric": "typical annual dual-fuel cap",
          "value": 1663,
          "unit": "GBP/year"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "london_thames_water_2026_27",
      "city": "London",
      "role": "utilities_energy_water",
      "publisher": "Thames Water",
      "title": "Assessed household charges",
      "url": "https://www.thameswater.co.uk/help/account-and-billing/understand-your-bill/assessed-household-charges",
      "observation_period": "2026–27",
      "retrieved_at": "2026-09-24",
      "geography": "Thames Water service area / London",
      "source_type": "official",
      "geography_match": "utility_service_area",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "thames_water",
      "upstream_dataset": "Assessed household charges",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Zero/one-bedroom assessed annual household water bill £626.34.",
      "observation_values": [
        {
          "metric": "zero/one-bedroom assessed bill",
          "value": 626.34,
          "unit": "GBP/year"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "london_bt_full_fibre_2026",
      "city": "London",
      "role": "internet",
      "publisher": "BT",
      "title": "Full Fibre broadband plans",
      "url": "https://www.bt.com/broadband/full-fibre",
      "observation_period": "reviewed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "United Kingdom",
      "source_type": "operator",
      "geography_match": "national_operator",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "bt",
      "upstream_dataset": "Full Fibre broadband plans",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "BT Full Fibre 500 promotional plan reference around £29.99/month; contract and future price rises apply.",
      "observation_values": [
        {
          "metric": "Full Fibre 500 reference",
          "value": 29.99,
          "unit": "GBP/month"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "london_ee_sim_2026",
      "city": "London",
      "role": "mobile",
      "publisher": "EE",
      "title": "SIM only deals",
      "url": "https://ee.co.uk/mobile/sim-only-deals",
      "observation_period": "reviewed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "United Kingdom",
      "source_type": "operator",
      "geography_match": "national_operator",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "ee",
      "upstream_dataset": "SIM only deals",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Current EE SIM-only mid-tier reference range used as an operator benchmark; plan terms/eligibility vary.",
      "observation_values": [
        {
          "metric": "plan range",
          "low": 16,
          "mode": 21,
          "high": 23,
          "unit": "GBP/month"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "london_tfl_taxi_2026",
      "city": "London",
      "role": "taxi",
      "publisher": "Transport for London",
      "title": "Taxi fares",
      "url": "https://tfl.gov.uk/modes/taxis-and-minicabs/taxi-fares",
      "observation_period": "from 25 Apr 2026",
      "retrieved_at": "2026-09-24",
      "geography": "London",
      "source_type": "operator_regulator",
      "geography_match": "city_system",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "transport_for_london",
      "upstream_dataset": "Taxi fares",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "London black-cab minimum fare £4.40 from 25 April 2026.",
      "observation_values": [
        {
          "metric": "minimum taxi fare",
          "value": 4.4,
          "unit": "GBP"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "london_ons_petrol_2026_08",
      "city": "London",
      "role": "gasoline",
      "publisher": "Office for National Statistics",
      "title": "Consumer price inflation, UK: August 2026",
      "url": "https://www.ons.gov.uk/economy/inflationandpriceindices/bulletins/consumerpriceinflation/august2026",
      "observation_period": "August 2026",
      "retrieved_at": "2026-09-24",
      "geography": "United Kingdom",
      "source_type": "official",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "office_for_national_statistics",
      "upstream_dataset": "Consumer price inflation, UK: August 2026",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Average petrol price 161.3 pence/litre in August 2026.",
      "observation_values": [
        {
          "metric": "petrol",
          "value": 1.613,
          "unit": "GBP/litre"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "london_nhs_hospital",
      "city": "London",
      "role": "public_health",
      "publisher": "NHS",
      "title": "About NHS hospital services",
      "url": "https://www.nhs.uk/nhs-services/hospitals/about-nhs-hospital-services/",
      "observation_period": "reviewed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "England",
      "source_type": "official",
      "geography_match": "national_subdivision",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "nhs",
      "upstream_dataset": "About NHS hospital services",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "NHS hospital treatment is free for people ordinarily resident in the UK; visitor rules and some charges differ.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_TEXT_EXTRACTED"
    },
    {
      "source_id": "london_nhs_prescription",
      "city": "London",
      "role": "prescriptions",
      "publisher": "NHS",
      "title": "NHS prescription charges",
      "url": "https://www.nhs.uk/nhs-services/prescriptions/nhs-prescription-charges/",
      "observation_period": "current at 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "England",
      "source_type": "official",
      "geography_match": "national_subdivision",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "nhs",
      "upstream_dataset": "NHS prescription charges",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Current NHS prescription charge in England is £9.90 per item.",
      "observation_values": [
        {
          "metric": "prescription charge",
          "value": 9.9,
          "unit": "GBP/item"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "london_ons_pay_2026_05",
      "city": "London",
      "role": "earnings",
      "publisher": "Office for National Statistics",
      "title": "Earnings and employment from PAYE RTI, UK: June 2026",
      "url": "https://www.ons.gov.uk/employmentandlabourmarket/peopleinwork/earningsandworkinghours/bulletins/earningsandemploymentfrompayasyouearnrealtimeinformationuk/june2026",
      "observation_period": "May 2026",
      "retrieved_at": "2026-09-24",
      "geography": "London",
      "source_type": "official",
      "geography_match": "city_region",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "office_for_national_statistics",
      "upstream_dataset": "Earnings and employment from PAYE RTI, UK: June 2026",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Seasonally adjusted median monthly PAYE pay for London was £3,082 in May 2026.",
      "observation_values": [
        {
          "metric": "median monthly PAYE pay",
          "value": 3082,
          "unit": "GBP/month"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "london_govuk_tax_2026_27",
      "city": "London",
      "role": "tax_context",
      "publisher": "UK Government",
      "title": "Income Tax rates and Personal Allowances",
      "url": "https://www.gov.uk/income-tax-rates",
      "observation_period": "2026–27 tax year",
      "retrieved_at": "2026-09-24",
      "geography": "England/Wales/NI context",
      "source_type": "official",
      "geography_match": "national_subdivision",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "uk_government",
      "upstream_dataset": "Income Tax rates and Personal Allowances",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Personal Allowance £12,570; main earned-income bands 20%, 40%, 45%, subject to tax rules and tapering.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_TEXT_EXTRACTED"
    },
    {
      "source_id": "london_ofcom_connected_2026",
      "city": "London",
      "role": "internet_context",
      "publisher": "Ofcom",
      "title": "Connected Nations update: Spring 2026",
      "url": "https://www.ofcom.org.uk/phones-and-broadband/coverage-and-speeds/connected-nations-update-spring-2026",
      "observation_period": "Spring 2026",
      "retrieved_at": "2026-09-24",
      "geography": "United Kingdom",
      "source_type": "official",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "ofcom",
      "upstream_dataset": "Connected Nations update: Spring 2026",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Gigabit-capable broadband available to 89% of homes (27.1 million); UK proxy for London context.",
      "observation_values": [
        {
          "metric": "gigabit-capable availability",
          "value": 89,
          "unit": "percent homes"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "london_metoffice_heathrow_normals",
      "city": "London",
      "role": "climate",
      "publisher": "Met Office",
      "title": "Heathrow location-specific long-term averages",
      "url": "https://www.metoffice.gov.uk/research/climate/maps-and-data/location-specific-long-term-averages/gcpsveqyg",
      "observation_period": "1991–2020 normals",
      "retrieved_at": "2026-09-24",
      "geography": "Heathrow / Greater London",
      "source_type": "official",
      "geography_match": "station_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "met_office",
      "upstream_dataset": "Heathrow location-specific long-term averages",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Heathrow 1991–2020: January average max/min 8.42/2.68°C; July 23.89/14.18°C; annual max/min averages 15.67/7.83°C.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "singapore_hdb_rate_2026_q3",
      "city": "Singapore",
      "role": "mortgage_rate",
      "publisher": "Housing & Development Board",
      "title": "Interest Rate for HDB Housing Loan",
      "url": "https://www.hdb.gov.sg/managing-my-home/finances/loan-matters/interest-rate",
      "observation_period": "1 Jul–30 Sep 2026",
      "retrieved_at": "2026-09-24",
      "geography": "Singapore",
      "source_type": "official",
      "geography_match": "national_city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "housing_&_development_board",
      "upstream_dataset": "Interest Rate for HDB Housing Loan",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "HDB concessionary housing-loan interest rate 2.60% p.a. for Jul–Sep 2026.",
      "observation_values": [
        {
          "metric": "HDB concessionary loan rate",
          "value": 2.6,
          "unit": "percent p.a."
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "singapore_cea_tenancy_2026",
      "city": "Singapore",
      "role": "move_in_rules",
      "publisher": "Council for Estate Agencies",
      "title": "Agreements and checklists",
      "url": "https://www.cea.gov.sg/real-estate-professionals/agreements-and-checklists/",
      "observation_period": "updated 14 Aug 2026",
      "retrieved_at": "2026-09-24",
      "geography": "Singapore",
      "source_type": "official",
      "geography_match": "national_city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "council_for_estate_agencies",
      "upstream_dataset": "Agreements and checklists",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Tenancy agreement templates are guides and contracting parties are free to negotiate tenancy terms; templates include a security-deposit clause rather than a universal statutory fixed amount.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_TEXT_EXTRACTED"
    },
    {
      "source_id": "singapore_starhub_broadband_2026",
      "city": "Singapore",
      "role": "internet",
      "publisher": "StarHub",
      "title": "Best Fibre Broadband Plans & Promotions Singapore",
      "url": "https://www.starhub.com/personal/broadband.html",
      "observation_period": "reviewed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "Singapore",
      "source_type": "operator",
      "geography_match": "national_city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "starhub",
      "upstream_dataset": "Best Fibre Broadband Plans & Promotions Singapore",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Current 24-month broadband references: 5Gbps S$29.55/month and 10Gbps S$38.90/month for new sign-ups.",
      "observation_values": [
        {
          "metric": "5Gbps",
          "value": 29.55,
          "unit": "SGD/month"
        },
        {
          "metric": "10Gbps",
          "value": 38.9,
          "unit": "SGD/month"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "singapore_starhub_mobile_2026",
      "city": "Singapore",
      "role": "mobile",
      "publisher": "StarHub",
      "title": "SIM Only Plan Comparison Singapore 2026",
      "url": "https://www.starhub.com/personal/how-to/best-sim-only-plan-singapore.html",
      "observation_period": "2026 / reviewed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "Singapore",
      "source_type": "operator",
      "geography_match": "national_city",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "starhub",
      "upstream_dataset": "SIM Only Plan Comparison Singapore 2026",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Current StarHub SIM-only references: 5G Lite S$25, Unlimited+ Core S$38, Unlimited+ Plus S$48 per month.",
      "observation_values": [
        {
          "metric": "5G Lite",
          "value": 25,
          "unit": "SGD/month"
        },
        {
          "metric": "Unlimited+ Core",
          "value": 38,
          "unit": "SGD/month"
        },
        {
          "metric": "Unlimited+ Plus",
          "value": 48,
          "unit": "SGD/month"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "singapore_lta_taxi_2026",
      "city": "Singapore",
      "role": "taxi",
      "publisher": "Land Transport Authority",
      "title": "Taxi Fares & Payment Methods",
      "url": "https://www.lta.gov.sg/content/ltagov/en/getting_around/point_to_point_transport_and_cross_border_services/taxi_fares_payment_methods.html",
      "observation_period": "reviewed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "Singapore",
      "source_type": "official",
      "geography_match": "national_city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "land_transport_authority",
      "upstream_dataset": "Taxi Fares & Payment Methods",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Standard-taxi flag-down fares range S$4.40 to S$5.20.",
      "observation_values": [
        {
          "metric": "standard flag-down fare",
          "low": 4.4,
          "high": 5.2,
          "unit": "SGD"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "singapore_moh_soc_2025",
      "city": "Singapore",
      "role": "public_health",
      "publisher": "Ministry of Health Singapore",
      "title": "Subsidies for Specialist Outpatient care at Public Healthcare Institutions",
      "url": "https://www.moh.gov.sg/managing-expenses/schemes-and-subsidies/subsidies-for-specialist-outpatient-care-at-public-healthcare-institutions/",
      "observation_period": "effective 1 Jan 2025 / current page",
      "retrieved_at": "2026-09-24",
      "geography": "Singapore",
      "source_type": "official",
      "geography_match": "national_city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "ministry_of_health_singapore",
      "upstream_dataset": "Subsidies for Specialist Outpatient care at Public Healthcare Institutions",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Singapore Citizens can receive means-tested SOC subsidies up to 70%; Permanent Residents 25%, subject to referral/eligibility.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "singapore_activesg_gym_2026",
      "city": "Singapore",
      "role": "gym",
      "publisher": "ActiveSG",
      "title": "Individual Rates",
      "url": "https://www.activesgcircle.gov.sg/facilities/individual-rates",
      "observation_period": "reviewed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "Singapore",
      "source_type": "official",
      "geography_match": "national_city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "activesg",
      "upstream_dataset": "Individual Rates",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "MyActiveGYM adult monthly membership: S$15 off-peak or S$30 peak.",
      "observation_values": [
        {
          "metric": "monthly adult membership",
          "low": 15,
          "high": 30,
          "unit": "SGD/month"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "singapore_ecda_childcare",
      "city": "Singapore",
      "role": "childcare",
      "publisher": "Early Childhood Development Agency",
      "title": "Community / Sports Facilities Scheme premises",
      "url": "https://www.ecda.gov.sg/operators/support-schemes/infrastructure-support/community-sports-facilities-scheme-%28csfs%29-premises",
      "observation_period": "current scheme page",
      "retrieved_at": "2026-09-24",
      "geography": "Singapore",
      "source_type": "official",
      "geography_match": "national_city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "early_childhood_development_agency",
      "upstream_dataset": "Community / Sports Facilities Scheme premises",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Supported centres under this scheme must keep full-day childcare fees for Singapore Citizen children at or below S$850/month before GST; infant care S$1,450.",
      "observation_values": [
        {
          "metric": "full-day childcare fee cap",
          "value": 850,
          "unit": "SGD/month"
        },
        {
          "metric": "full-day infant-care cap",
          "value": 1450,
          "unit": "SGD/month"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "singapore_mom_income_2025",
      "city": "Singapore",
      "role": "earnings",
      "publisher": "Ministry of Manpower Singapore",
      "title": "Labour Force in Singapore 2025 — income",
      "url": "https://stats.mom.gov.sg/iMAS_Tables1/LabourForce/LabourForce_2025/mrsd_2025LabourForce_survey_findings.pdf",
      "observation_period": "2025",
      "retrieved_at": "2026-09-24",
      "geography": "Singapore",
      "source_type": "official",
      "geography_match": "national_city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "ministry_of_manpower_singapore",
      "upstream_dataset": "Labour Force in Singapore 2025 — income",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Median gross monthly income from employment of full-time employed residents was S$5,775 in 2025, including employer/platform CPF contributions.",
      "observation_values": [
        {
          "metric": "median gross monthly income",
          "value": 5775,
          "unit": "SGD/month"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "singapore_iras_tax",
      "city": "Singapore",
      "role": "tax_context",
      "publisher": "Inland Revenue Authority of Singapore",
      "title": "Individual Income Tax rates",
      "url": "https://www.iras.gov.sg/taxes/individual-income-tax/basics-of-individual-income-tax/tax-residency-and-tax-rates/individual-income-tax-rates",
      "observation_period": "YA 2024 onward / current 2026",
      "retrieved_at": "2026-09-24",
      "geography": "Singapore",
      "source_type": "official",
      "geography_match": "national_city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "inland_revenue_authority_of_singapore",
      "upstream_dataset": "Individual Income Tax rates",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Resident individual income tax is progressive from 0% to 24%.",
      "observation_values": [
        {
          "metric": "resident marginal rate range",
          "low": 0,
          "high": 24,
          "unit": "percent"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "singapore_imda_broadband_context",
      "city": "Singapore",
      "role": "internet_context",
      "publisher": "Info-communications Media Development Authority / Singapore Department of Statistics",
      "title": "Residential Wired Broadband Subscriptions",
      "url": "https://tablebuilder.singstat.gov.sg/table/TS/M651311",
      "observation_period": "latest available / reviewed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "Singapore",
      "source_type": "official",
      "geography_match": "national_city",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 2,
      "independence_cluster": "info-communications_media_development_authority_/_singapore_department_of_statistics",
      "upstream_dataset": "Residential Wired Broadband Subscriptions",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Official residential wired-broadband subscription series; context uses the previously published household penetration benchmark of 89.3% as an availability/adoption proxy.",
      "observation_values": [
        {
          "metric": "residential wired broadband household penetration reference",
          "value": 89.3,
          "unit": "percent"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "singapore_mss_climate_normals",
      "city": "Singapore",
      "role": "climate",
      "publisher": "Meteorological Service Singapore",
      "title": "Climate of Singapore",
      "url": "https://www.weather.gov.sg/climate-climate-of-singapore/",
      "observation_period": "1991–2020 normals",
      "retrieved_at": "2026-09-24",
      "geography": "Singapore / Changi station",
      "source_type": "official",
      "geography_match": "national_city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "meteorological_service_singapore",
      "upstream_dataset": "Climate of Singapore",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "1991–2020 long-term mean annual rainfall 2,113.3 mm and average 171 rain days/year.",
      "observation_values": [
        {
          "metric": "annual rainfall",
          "value": 2113.3,
          "unit": "mm"
        },
        {
          "metric": "rain days",
          "value": 171,
          "unit": "days/year"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "tokyo_flat35_2026_09",
      "city": "Tokyo",
      "role": "mortgage_rate",
      "publisher": "Japan Housing Finance Agency / Flat35",
      "title": "Flat 35 — new borrowing",
      "url": "https://www.flat35.com/loan/",
      "observation_period": "September 2026",
      "retrieved_at": "2026-09-24",
      "geography": "Japan",
      "source_type": "official",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "japan_housing_finance_agency_/_flat35",
      "upstream_dataset": "Flat 35 — new borrowing",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "For 21–35 year Flat 35 loans in Sep 2026, rates range 3.46%–5.69%; most common 3.46%.",
      "observation_values": [
        {
          "metric": "21–35 year rate range",
          "low": 3.46,
          "mode": 3.46,
          "high": 5.69,
          "unit": "percent"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "tokyo_career_movein",
      "city": "Tokyo",
      "role": "move_in_rules",
      "publisher": "Tokyo Metropolitan Government",
      "title": "Tokyo Career Guide — housing FAQ",
      "url": "https://www.tdh.metro.tokyo.lg.jp/english/faq/living/housing.html",
      "observation_period": "reviewed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "Tokyo",
      "source_type": "official",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "tokyo_metropolitan_government",
      "upstream_dataset": "Tokyo Career Guide — housing FAQ",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Guide says deposit 1–3 months rent, key money 0–2 months, brokerage 0–1 month and insurance ¥10,000–20,000; example initial cost ¥365,000.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "tokyo_tepco_2026_09",
      "city": "Tokyo",
      "role": "utilities_energy_water",
      "publisher": "TEPCO Power Grid",
      "title": "Fuel cost adjustment — September 2026",
      "url": "https://www4.tepco.co.jp/pg/consignment/liberalization/kyoukyusya/past/202609.html",
      "observation_period": "September 2026",
      "retrieved_at": "2026-09-24",
      "geography": "Tokyo/TEPCO low-voltage area",
      "source_type": "official",
      "geography_match": "utility_service_area",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "tepco_power_grid",
      "upstream_dataset": "Fuel cost adjustment — September 2026",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "September 2026 low-voltage fuel-cost adjustment is -¥10.96/kWh.",
      "observation_values": [
        {
          "metric": "fuel adjustment",
          "value": -10.96,
          "unit": "JPY/kWh"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "tokyo_tepco_standard_s_2026",
      "city": "Tokyo",
      "role": "utilities_energy_water",
      "publisher": "TEPCO Energy Partner",
      "title": "Standard S tariff — Kanto",
      "url": "https://www.tepco.co.jp/ep/private/plan/standard/kanto/index-j.html",
      "observation_period": "reviewed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "Tokyo / Kanto service area",
      "source_type": "operator",
      "geography_match": "utility_service_area",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "tepco_energy_partner",
      "upstream_dataset": "Standard S tariff — Kanto",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Standard S: 30A base ¥935.25/month; first 120kWh ¥29.80/kWh; 121–300kWh ¥36.40/kWh; renewable-energy levy is additional.",
      "observation_values": [
        {
          "metric": "30A base charge",
          "value": 935.25,
          "unit": "JPY/month"
        },
        {
          "metric": "first 120kWh energy rate",
          "value": 29.8,
          "unit": "JPY/kWh"
        },
        {
          "metric": "121-300kWh energy rate",
          "value": 36.4,
          "unit": "JPY/kWh"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "tokyo_water_2026",
      "city": "Tokyo",
      "role": "utilities_energy_water",
      "publisher": "Tokyo Metropolitan Government Bureau of Waterworks",
      "title": "Water rates",
      "url": "https://www.waterworks.metro.tokyo.lg.jp/tetsuduki/ryokin/keisan_23",
      "observation_period": "reviewed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "Tokyo 23 wards",
      "source_type": "official",
      "geography_match": "city_system",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "tokyo_metropolitan_government_bureau_of_waterworks",
      "upstream_dataset": "Water rates",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Tokyo water-rate schedule used to derive a 20m³/month benchmark of approximately ¥2,816 including tax for a standard small meter.",
      "observation_values": [
        {
          "metric": "20m3 water benchmark",
          "value": 2816,
          "unit": "JPY/month"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "tokyo_sewer_2026",
      "city": "Tokyo",
      "role": "utilities_energy_water",
      "publisher": "Tokyo Metropolitan Government Bureau of Sewerage",
      "title": "Sewerage fee calculator",
      "url": "https://www.gesui.metro.tokyo.lg.jp/living/fee/keisan/jidou",
      "observation_period": "reviewed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "Tokyo 23 wards",
      "source_type": "official",
      "geography_match": "city_system",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "tokyo_metropolitan_government_bureau_of_sewerage",
      "upstream_dataset": "Sewerage fee calculator",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Official example: 20m³/month sewerage charge is ¥2,068 including tax.",
      "observation_values": [
        {
          "metric": "20m3 sewerage charge",
          "value": 2068,
          "unit": "JPY/month"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "tokyo_ntt_flets_2026",
      "city": "Tokyo",
      "role": "internet",
      "publisher": "NTT East",
      "title": "FLET’S Hikari Next apartment pricing",
      "url": "https://flets.com/flets-hikari/next/highspeed/mn/lan.html",
      "observation_period": "reviewed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "Tokyo / NTT East area",
      "source_type": "operator",
      "geography_match": "operator_service_area",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "ntt_east",
      "upstream_dataset": "FLET’S Hikari Next apartment pricing",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Apartment Plan 2 base ¥3,355/month plus provider service from about ¥550; total reference from ¥3,905/month.",
      "observation_values": [
        {
          "metric": "Plan 2 + provider minimum",
          "value": 3905,
          "unit": "JPY/month"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "tokyo_docomo_mobile_2026",
      "city": "Tokyo",
      "role": "mobile",
      "publisher": "NTT DOCOMO",
      "title": "docomo Poikatsu 20",
      "url": "https://www.docomo.ne.jp/charge/docomo_poikatsu_20/",
      "observation_period": "reviewed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "Japan",
      "source_type": "operator",
      "geography_match": "national_operator",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "ntt_docomo",
      "upstream_dataset": "docomo Poikatsu 20",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Up to 20GB base monthly price ¥7,898; with specified bundle/payment discounts ¥4,818; points can reduce effective outlay further but are not treated as base price.",
      "observation_values": [
        {
          "metric": "<=20GB discounted reference",
          "value": 4818,
          "unit": "JPY/month"
        },
        {
          "metric": "<=20GB base price",
          "value": 7898,
          "unit": "JPY/month"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "tokyo_taxi_2026",
      "city": "Tokyo",
      "role": "taxi",
      "publisher": "Tokyo Taxi Center",
      "title": "Taxi fares and fees",
      "url": "https://www.tokyo-tc.or.jp/passenger/about-contact/",
      "observation_period": "from 20 Apr 2026",
      "retrieved_at": "2026-09-24",
      "geography": "Tokyo 23 wards, Musashino, Mitaka",
      "source_type": "official",
      "geography_match": "city_system",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "tokyo_taxi_center",
      "upstream_dataset": "Taxi fares and fees",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Standard-car base fare ¥500 for first 1.0 km; +¥100 per 232m; 20% late-night surcharge.",
      "observation_values": [
        {
          "metric": "base fare",
          "value": 500,
          "unit": "JPY"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "tokyo_mhlw_health",
      "city": "Tokyo",
      "role": "public_health",
      "publisher": "Ministry of Health, Labour and Welfare Japan",
      "title": "Health insurance / patient cost sharing",
      "url": "https://www.mhlw.go.jp/stf/seisakunitsuite/bunya/kenkou_iryou/iryouhoken/index.html",
      "observation_period": "current system / reviewed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "Japan",
      "source_type": "official",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "ministry_of_health,_labour_and_welfare_japan",
      "upstream_dataset": "Health insurance / patient cost sharing",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Japan’s statutory health insurance uses patient cost sharing; most people under 70 generally pay 30%, with age/income exceptions and high-cost protections.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "tokyo_joyfit_2026",
      "city": "Tokyo",
      "role": "gym",
      "publisher": "JOYFIT24 Kinshicho",
      "title": "Monthly membership",
      "url": "https://joyfit.jp/kinshicho/",
      "observation_period": "reviewed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "Sumida, Tokyo",
      "source_type": "operator",
      "geography_match": "city_operator",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "joyfit24_kinshicho",
      "upstream_dataset": "Monthly membership",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "National U membership is ¥7,128/month including tax.",
      "observation_values": [
        {
          "metric": "National U monthly membership",
          "value": 7128,
          "unit": "JPY/month"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "tokyo_toho_shinjuku_2026",
      "city": "Tokyo",
      "role": "cinema",
      "publisher": "TOHO Cinemas",
      "title": "TOHO Cinemas Shinjuku — prices",
      "url": "https://www.tohotheater.jp/theater/076/price.html",
      "observation_period": "reviewed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "Shinjuku, Tokyo",
      "source_type": "operator",
      "geography_match": "city_operator",
      "quality_score": 2,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "toho_cinemas",
      "upstream_dataset": "TOHO Cinemas Shinjuku — prices",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "General adult admission ¥2,200.",
      "observation_values": [
        {
          "metric": "general adult admission",
          "value": 2200,
          "unit": "JPY"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "tokyo_tmg_earnings_2026_06",
      "city": "Tokyo",
      "role": "earnings",
      "publisher": "Tokyo Metropolitan Government Statistics",
      "title": "Monthly Labour Survey — Tokyo, June 2026",
      "url": "https://www.toukei.metro.tokyo.lg.jp/maikin/2026/mk266f0000.pdf",
      "observation_period": "June 2026 / released 31 Aug 2026",
      "retrieved_at": "2026-09-24",
      "geography": "Tokyo",
      "source_type": "official",
      "geography_match": "city_region",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "tokyo_metropolitan_government_statistics",
      "upstream_dataset": "Monthly Labour Survey — Tokyo, June 2026",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "For establishments with 5+ regular workers across surveyed industries, regularly paid wages were ¥375,854 in June 2026.",
      "observation_values": [
        {
          "metric": "regularly paid wages",
          "value": 375854,
          "unit": "JPY/month"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "tokyo_nta_tax_2026",
      "city": "Tokyo",
      "role": "tax_context",
      "publisher": "National Tax Agency Japan",
      "title": "Income tax rates",
      "url": "https://www.nta.go.jp/taxes/shiraberu/taxanswer/shotoku/2260.htm",
      "observation_period": "law current 1 Apr 2026",
      "retrieved_at": "2026-09-24",
      "geography": "Japan",
      "source_type": "official",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "national_tax_agency_japan",
      "upstream_dataset": "Income tax rates",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "National individual income-tax rates run from 5% to 45% across seven brackets, before reconstruction surtax and other rules.",
      "observation_values": [
        {
          "metric": "national marginal rate range",
          "low": 5,
          "high": 45,
          "unit": "percent"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "tokyo_resident_tax",
      "city": "Tokyo",
      "role": "tax_context",
      "publisher": "Tokyo Metropolitan Government Bureau of Taxation",
      "title": "Individual resident tax",
      "url": "https://www.tax.metro.tokyo.lg.jp/kazei/life/kojin_ju",
      "observation_period": "current / reviewed 2026-09-24",
      "retrieved_at": "2026-09-24",
      "geography": "Tokyo",
      "source_type": "official",
      "geography_match": "city",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "tokyo_metropolitan_government_bureau_of_taxation",
      "upstream_dataset": "Individual resident tax",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Income-based resident tax: 4% metropolitan + 6% municipal, plus fixed per-capita levies and forest-environment tax.",
      "observation_values": [
        {
          "metric": "income-based resident tax",
          "value": 10,
          "unit": "percent"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "tokyo_digital_survey_2025",
      "city": "Tokyo",
      "role": "internet_context",
      "publisher": "Tokyo Metropolitan Government Digital Service Bureau",
      "title": "FY2025 Internet communications environment and usage survey",
      "url": "https://www.digitalservice.metro.tokyo.lg.jp/business/tokyo-data-highway/visualization/questionnaire",
      "observation_period": "FY2025 survey released Feb 2026",
      "retrieved_at": "2026-09-24",
      "geography": "Tokyo",
      "source_type": "official",
      "geography_match": "city_survey",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 2,
      "independence_cluster": "tokyo_metropolitan_government_digital_service_bureau",
      "upstream_dataset": "FY2025 Internet communications environment and usage survey",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Tokyo resident survey; home fibre-line use share reported at 52.5% in the underlying FY2025 survey.",
      "observation_values": [
        {
          "metric": "home fibre use share",
          "value": 52.5,
          "unit": "percent respondents"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "tokyo_air_2024",
      "city": "Tokyo",
      "role": "air_quality",
      "publisher": "Tokyo Metropolitan Government Bureau of Environment",
      "title": "2024 annual air-pollution measurement summary",
      "url": "https://www.kankyo.metro.tokyo.lg.jp/documents/d/kankyo/torikumi-result_measurement-files-taikikekka2024",
      "observation_period": "FY2024",
      "retrieved_at": "2026-09-24",
      "geography": "Tokyo",
      "source_type": "official",
      "geography_match": "city_region",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 3,
      "independence_cluster": "tokyo_metropolitan_government_bureau_of_environment",
      "upstream_dataset": "2024 annual air-pollution measurement summary",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "FY2024 PM2.5 annual average across Tokyo general monitoring stations was 8.8 μg/m³; 23-ward general stations averaged 9.2 μg/m³.",
      "observation_values": [
        {
          "metric": "Tokyo general stations PM2.5 annual average",
          "value": 8.8,
          "unit": "µg/m³"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "tokyo_police_crime_2025",
      "city": "Tokyo",
      "role": "safety",
      "publisher": "Tokyo Metropolitan Police Department",
      "title": "Crime in Tokyo — 2025 edition",
      "url": "https://www.keishicho.metro.tokyo.lg.jp/about_mpd/jokyo_tokei/jokyo/hanzai.html",
      "observation_period": "2025",
      "retrieved_at": "2026-09-24",
      "geography": "Tokyo",
      "source_type": "official",
      "geography_match": "city_region",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "tokyo_metropolitan_police_department",
      "upstream_dataset": "Crime in Tokyo — 2025 edition",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "99,349 recognized Penal Code offences in Tokyo during 2025; theft accounted for over 60%.",
      "observation_values": [
        {
          "metric": "recognized Penal Code offences",
          "value": 99349,
          "unit": "cases/year"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "source_id": "tokyo_jma_normals",
      "city": "Tokyo",
      "role": "climate",
      "publisher": "Japan Meteorological Agency",
      "title": "Tokyo climate normals",
      "url": "https://www.data.jma.go.jp/cpd/monitor/climatview/graph_mkhtml_nrm.php?m=2&n=47662",
      "observation_period": "1991–2020 normals",
      "retrieved_at": "2026-09-24",
      "geography": "Tokyo station",
      "source_type": "official",
      "geography_match": "city_station",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 3,
      "independence_cluster": "japan_meteorological_agency",
      "upstream_dataset": "Tokyo climate normals",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-24",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Exact source and observation definition checked during the V5.9 global detail build.",
      "observation_summary": "Tokyo normals: January mean 5.4°C, July 25.7°C, August 26.9°C; annual mean about 15.8°C.",
      "observation_values": [],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    },
    {
      "dedup_checked": true,
      "retrieved_at": "2026-09-28",
      "external_verified_at": "2026-09-28",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct official/current source page reopened during the 2026-09-28 CompareLivingCost quality audit.",
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "observation_values": [],
      "evidence_extraction_status": "DOCUMENTED_CONTEXT",
      "source_id": "doha_hies_2023_24_status",
      "city": "Doha",
      "role": "survey_status",
      "publisher": "Qatar News Agency",
      "title": "PSA conducts Household Income and Expenditure Survey 2023–2024",
      "url": "https://qna.org.qa/en/news/news-details?date=15%2F02%2F2023&id=0028-psa-conducts-household-income-and-expenditure-survey-2023-2024",
      "observation_period": "fieldwork launched 2023 for a full year",
      "geography": "Qatar",
      "source_type": "official_news_release",
      "geography_match": "national_context",
      "quality_score": 2,
      "freshness_score": 2,
      "definition_match_score": 1,
      "independence_cluster": "qatar_hies_2023_24",
      "upstream_dataset": "Qatar HIES 2023-2024",
      "observation_summary": "Confirms a newer HIES field cycle was launched after the 2017/18 benchmark. This is survey-status context only; this audit did not locate published 2023/24 results suitable for replacing the 2018 spending values."
    },
    {
      "dedup_checked": true,
      "retrieved_at": "2026-09-28",
      "external_verified_at": "2026-09-28",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct official/current source page reopened during the 2026-09-28 CompareLivingCost quality audit.",
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "observation_values": [
        {
          "metric": "CPI index",
          "value": 110.12,
          "unit": "index (2018 base)",
          "period": "2026-06"
        },
        {
          "metric": "year-over-year CPI change",
          "value": 2.21,
          "unit": "percent",
          "period": "2026-06"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED",
      "source_id": "doha_cpi_2026",
      "city": "Doha",
      "role": "inflation_context",
      "publisher": "Qatar National Planning Council",
      "title": "Consumer Price Index (CPI) for June 2026",
      "url": "https://www.npc.qa/en/statistics/pages/news/07082026.aspx",
      "observation_period": "2026-06",
      "geography": "Qatar",
      "source_type": "official",
      "geography_match": "national_context",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 1,
      "independence_cluster": "qatar_npc_cpi",
      "upstream_dataset": "Qatar CPI",
      "observation_summary": "Current official inflation context. It supports freshness checks but is not a substitute for a city-level solo-household expenditure survey."
    },
    {
      "dedup_checked": true,
      "retrieved_at": "2026-09-28",
      "external_verified_at": "2026-09-28",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct official/current source page reopened during the 2026-09-28 CompareLivingCost quality audit.",
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "observation_values": [
        {
          "metric": "monthly CPI change",
          "value": 1.7,
          "unit": "percent",
          "period": "2026-08"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED",
      "source_id": "buenos_aires_cpi_2026",
      "city": "Buenos Aires",
      "role": "inflation_context",
      "publisher": "INDEC Argentina",
      "title": "Consumer Price Index — August 2026",
      "url": "https://www.indec.gob.ar/Nivel3/Tema/3/5",
      "observation_period": "2026-08",
      "geography": "Argentina",
      "source_type": "official",
      "geography_match": "national_context",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 1,
      "independence_cluster": "indec_cpi",
      "upstream_dataset": "Argentina CPI",
      "observation_summary": "Current official inflation context used to make the age of the 2017/18 household-budget benchmark explicit; it does not replace the old household expenditure composition."
    },
    {
      "dedup_checked": true,
      "retrieved_at": "2026-09-28",
      "external_verified_at": "2026-09-28",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct official/current source page reopened during the 2026-09-28 CompareLivingCost quality audit.",
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "observation_values": [
        {
          "metric": "monthly CPI change",
          "value": 0.39,
          "unit": "percent",
          "period": "2026-08"
        },
        {
          "metric": "annual CPI change",
          "value": 6.24,
          "unit": "percent",
          "period": "2026-08"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED",
      "source_id": "bogota_cpi_2026",
      "city": "Bogotá",
      "role": "inflation_context",
      "publisher": "DANE Colombia",
      "title": "Consumer Price Index — August 2026",
      "url": "https://www.dane.gov.co/index.php/estadisticas-por-tema/precios-y-costos/indice-de-precios-al-consumidor-ipc/ipc-informacion-tecnica",
      "observation_period": "2026-08",
      "geography": "Colombia",
      "source_type": "official",
      "geography_match": "national_context",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 1,
      "independence_cluster": "dane_cpi",
      "upstream_dataset": "Colombia CPI",
      "observation_summary": "Current official inflation context. It helps bound freshness risk but does not make the 2016/17 Bogotá household-budget structure current."
    },
    {
      "dedup_checked": true,
      "retrieved_at": "2026-09-28",
      "external_verified_at": "2026-09-28",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Direct official/current source page reopened during the 2026-09-28 CompareLivingCost quality audit.",
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "observation_values": [],
      "evidence_extraction_status": "DOCUMENTED_CONTEXT",
      "source_id": "nairobi_kihbs_2025_26_status",
      "city": "Nairobi",
      "role": "survey_status",
      "publisher": "Kenya National Bureau of Statistics",
      "title": "2025/26 Kenya Integrated Household Budget Survey — ongoing survey status",
      "url": "https://www.knbs.or.ke/category/ongoing-surveys/",
      "observation_period": "2025/26 ongoing",
      "geography": "Kenya",
      "source_type": "official",
      "geography_match": "national_context",
      "quality_score": 3,
      "freshness_score": 3,
      "definition_match_score": 1,
      "independence_cluster": "knbs_kihbs_2025_26",
      "upstream_dataset": "2025/26 Kenya Integrated Household Budget Survey",
      "observation_summary": "Confirms the newer household-budget survey is still ongoing. The current Nairobi model therefore retains the older published household proxy and remains provisional."
    },
    {
      "source_id": "toronto_statcan_shs_summary_2023",
      "city": "Toronto",
      "role": "household_calibration",
      "publisher": "Statistics Canada",
      "title": "Survey of Household Spending, 2023",
      "url": "https://www150.statcan.gc.ca/n1/daily-quotidien/250521/dq250521a-eng.htm",
      "observation_period": "2023",
      "retrieved_at": "2026-09-29",
      "geography": "Canada",
      "source_type": "official",
      "geography_match": "national_proxy",
      "quality_score": 3,
      "freshness_score": 2,
      "definition_match_score": 2,
      "independence_cluster": "statistics_canada_household_spending",
      "upstream_dataset": "Survey of Household Spending, 2023",
      "dedup_checked": true,
      "url_verification": "DIRECT_OPEN_CONFIRMED",
      "external_verified_at": "2026-09-29",
      "external_verification_status": "DIRECT_REOPEN_CONFIRMED",
      "external_verification_note": "Official HTML release rechecked 2026-09-29. Values are national household calibration points, not Toronto one-person quotes.",
      "observation_summary": "Canada-level 2023 household-spending benchmarks used only as calibration for categories not directly quoted at Toronto city/persona level.",
      "observation_values": [
        {
          "metric": "average goods and services spending",
          "value": 76750,
          "unit": "CAD/year per household",
          "period": "2023"
        },
        {
          "metric": "food purchased from stores",
          "value": 8659,
          "unit": "CAD/year per household",
          "period": "2023"
        },
        {
          "metric": "food purchased from restaurants",
          "value": 3351,
          "unit": "CAD/year per household",
          "period": "2023"
        },
        {
          "metric": "personal care",
          "value": 1860,
          "unit": "CAD/year per household",
          "period": "2023"
        },
        {
          "metric": "household operations, furnishings and equipment",
          "value": 9404,
          "unit": "CAD/year per household",
          "period": "2023"
        }
      ],
      "evidence_extraction_status": "SOURCE_VALUES_EXTRACTED"
    }
  ],
  "model_id": "CLC-v5.9-global-detail-1",
  "reviewed_at": "2026-09-29",
  "external_reverification": {
    "last_targeted_pass": "2026-09-29",
    "note": "V7.0 targeted evidence pass captured numeric observations for selected core components. Existing provenance was preserved; no model-only record was upgraded without a numeric observation."
  }
}