[
  {
    "id": "wdi-fixed",
    "title": "Fixed broadband subscriptions (per 100 people), IT.NET.BBND.P2",
    "publisher": "International Telecommunication Union, via World Bank World Development Indicators",
    "url": "https://api.worldbank.org/v2/en/indicator/IT.NET.BBND.P2?downloadformat=csv",
    "accessedAt": "2026-10-12",
    "revision": "2026-10-08",
    "observationPeriod": "2010–2025 requested; Japan through 2023 and others through 2024",
    "licence": "CC BY 4.0, with ITU attribution",
    "locator": "API source CSV; country codes JPN,LKA,USA,DEU; named year columns"
  },
  {
    "id": "wdi-use",
    "title": "Individuals using the Internet (% of population), IT.NET.USER.ZS",
    "publisher": "International Telecommunication Union, via World Bank World Development Indicators",
    "url": "https://api.worldbank.org/v2/en/indicator/IT.NET.USER.ZS?downloadformat=csv",
    "accessedAt": "2026-10-12",
    "revision": "2026-10-08",
    "observationPeriod": "2010–2025 requested; all four through 2024",
    "licence": "CC BY 4.0, with ITU attribution",
    "locator": "API source CSV; country codes JPN,LKA,USA,DEU; named year columns"
  },
  {
    "id": "wdi-fixed-definition",
    "title": "Metadata glossary: IT.NET.BBND.P2",
    "publisher": "World Bank",
    "url": "https://databank.worldbank.org/metadataglossary/world-development-indicators/series/IT.NET.BBND.P2",
    "accessedAt": "2026-10-12",
    "publishedAt": null,
    "locator": "Long definition; unit; limitations; attribution/licence"
  },
  {
    "id": "wdi-use-definition",
    "title": "Metadata glossary: IT.NET.USER.ZS",
    "publisher": "World Bank",
    "url": "https://databank.worldbank.org/metadataglossary/world-development-indicators/series/IT.NET.USER.ZS",
    "accessedAt": "2026-10-12",
    "publishedAt": null,
    "locator": "Long definition; methodology; limitations; attribution/licence"
  },
  {
    "id": "dcs-annual-2025",
    "title": "Computer Literacy Statistics 2025: Annual Bulletin",
    "publisher": "Department of Census and Statistics, Sri Lanka",
    "url": "https://www.statistics.gov.lk/Resource/en/ComputerLiteracy/Bulletins/AnnualBuletinComputerLiteracy-2025.pdf",
    "accessedAt": "2026-10-12",
    "publishedAt": null,
    "observationPeriod": "January–December 2025; table also reports 2023/2024",
    "locator": "Cover reweighting note; printed p.4, Tables 8 and 9",
    "qualification": "2025 estimates reweighted using the 2024 Census; ages 5–69; twelve-month use"
  },
  {
    "id": "trc-q2-2026",
    "title": "Telecom Statistics of Sri Lanka — Q2 2026",
    "publisher": "Telecommunications Regulatory Commission of Sri Lanka",
    "url": "https://www.trc.gov.lk/content/files/Statistics%20Report%20Q2%202026_.pdf",
    "accessedAt": "2026-10-12",
    "publishedAt": null,
    "observationPeriod": "Annual 2009–2025 and provisional June 2026",
    "locator": "Printed pp.6–8; section 5, fixed/mobile/satellite subscriptions and 2025 footnote",
    "qualification": "Running footer says Q1 although cover and table date identify Q2; 2025 reduction attributed to reporting error; do not infer the cause of previous ITU revisions"
  },
  {
    "id": "japan-household-use",
    "title": "2025 Communications Usage Trend Survey: household internet-use experience",
    "publisher": "Ministry of Internal Affairs and Communications, Japan, via e-Stat",
    "url": "https://www.e-stat.go.jp/stat-search/file-download?statInfId=000040458864&fileKind=1",
    "accessedAt": "2026-10-12",
    "publishedAt": "2026-05-29",
    "observationPeriod": "End August 2025; previous-year use",
    "locator": "@Date, @Note, total and household head age 80+ / income under JPY 2 million rows",
    "qualification": "Households, not individuals; weighted; nonresponse included"
  },
  {
    "id": "japan-household-connections",
    "title": "2025 Communications Usage Trend Survey: household connection type",
    "publisher": "Ministry of Internal Affairs and Communications, Japan, via e-Stat",
    "url": "https://www.e-stat.go.jp/stat-search/file-download?statInfId=000040458866&fileKind=1",
    "accessedAt": "2026-10-12",
    "publishedAt": "2026-05-29",
    "observationPeriod": "End August 2025",
    "locator": "@Note and total row, columns 6, 9 and 11",
    "qualification": "Conditional on past-year user households; overlapping multiple responses"
  },
  {
    "id": "japan-survey-method",
    "title": "2025 Communications Usage Trend Survey: household survey overview",
    "publisher": "Ministry of Internal Affairs and Communications, Japan",
    "url": "https://www.soumu.go.jp/johotsusintokei/statistics/gaiyo/HR_outline_1.pdf",
    "accessedAt": "2026-10-12",
    "publishedAt": null,
    "observationPeriod": "End August 2025",
    "locator": "Printed pp.1–2 and 7–9",
    "qualification": "Household sampling requires head aged 20+ at 1 April 2025; the separate individual module covers members aged 6+"
  },
  {
    "id": "historical-itu-jpn",
    "title": "Percentage of individuals using the internet: historical Japan country notes",
    "publisher": "International Telecommunication Union, via United Nations Statistics Division UNdata",
    "url": "https://data.un.org/Data.aspx?d=ITU&f=ind1Code%3AI99H%3BcountryCode%3AJPN",
    "accessedAt": "2026-10-12",
    "revision": "2024-04-04",
    "locator": "Historical country rows and footnotes; source last-update label",
    "qualification": "Older UNdata vintage; notes and numeric values are not spliced into the current WDI panel or treated as current row-level metadata"
  },
  {
    "id": "historical-itu-usa",
    "title": "Percentage of individuals using the internet: historical United States country notes",
    "publisher": "International Telecommunication Union, via United Nations Statistics Division UNdata",
    "url": "https://data.un.org/Data.aspx?d=ITU&f=ind1Code%3AI99H%3BcountryCode%3AUSA",
    "accessedAt": "2026-10-12",
    "revision": "2024-04-04",
    "locator": "Historical country rows and footnotes; source last-update label",
    "qualification": "Older UNdata vintage; notes and numeric values are not spliced into the current WDI panel or treated as current row-level metadata"
  }
]