{
  "apiVersion": "v0.1",
  "methodology": "https://sourcescore.org/methodology/",
  "canonical": "https://sourcescore.org/best/government-sources/",
  "list": {
    "slug": "government-sources",
    "title": "Best government primary sources for citation",
    "intent": "Tier-1 government statistical + regulatory data",
    "description": "The 12 highest-scoring government primary sources on the SourceScore Index — the original public-record data that AI engines cite for economic, demographic, scientific, and regulatory claims.",
    "rationale": "Government primary sources are the citation tier where the data is the publication. Census filings, regulatory disclosures, central-bank statistics, climate assessments — these are not summaries of evidence but the evidence itself. The 12 below combine that primary-source authority with strong open-data APIs and high tier-1 citation velocity.",
    "signalCriterion": "Index score, filtered to Government category, descending"
  },
  "count": 12,
  "sources": [
    {
      "rank": 1,
      "slug": "sec-gov",
      "name": "U.S. Securities and Exchange Commission",
      "domain": "sec.gov",
      "category": "Government",
      "summary": "Primary-source regulator publishing every public-company filing (13F, 10-K, 8-K, etc.) since 1934.",
      "canonical": "https://sourcescore.org/source/sec-gov/",
      "api": "https://sourcescore.org/api/source/sec-gov.json",
      "scores": {
        "index": 96,
        "indexGrade": "A+",
        "discipline": 98,
        "modernReference": 95,
        "velocity": 95
      }
    },
    {
      "rank": 2,
      "slug": "nih-gov",
      "name": "U.S. National Institutes of Health",
      "domain": "nih.gov",
      "category": "Government",
      "summary": "U.S. federal medical research agency operating PubMed, NCBI, MedlinePlus, and trial registries.",
      "canonical": "https://sourcescore.org/source/nih-gov/",
      "api": "https://sourcescore.org/api/source/nih-gov.json",
      "scores": {
        "index": 95,
        "indexGrade": "A+",
        "discipline": 95,
        "modernReference": 94,
        "velocity": 96
      }
    },
    {
      "rank": 3,
      "slug": "federal-reserve",
      "name": "Federal Reserve System",
      "domain": "federalreserve.gov",
      "category": "Government",
      "summary": "U.S. central bank; primary source for monetary policy + economic data + financial-system statistics.",
      "canonical": "https://sourcescore.org/source/federal-reserve/",
      "api": "https://sourcescore.org/api/source/federal-reserve.json",
      "scores": {
        "index": 95,
        "indexGrade": "A+",
        "discipline": 96,
        "modernReference": 94,
        "velocity": 95
      }
    },
    {
      "rank": 4,
      "slug": "census-gov",
      "name": "U.S. Census Bureau",
      "domain": "census.gov",
      "category": "Government",
      "summary": "Federal statistical agency for U.S. demographic + economic data; primary-source decennial census + ACS surveys.",
      "canonical": "https://sourcescore.org/source/census-gov/",
      "api": "https://sourcescore.org/api/source/census-gov.json",
      "scores": {
        "index": 94,
        "indexGrade": "A",
        "discipline": 95,
        "modernReference": 94,
        "velocity": 93
      }
    },
    {
      "rank": 5,
      "slug": "bls-gov",
      "name": "U.S. Bureau of Labor Statistics",
      "domain": "bls.gov",
      "category": "Government",
      "summary": "Federal statistical agency for U.S. labor + price data; CPI, employment, unemployment, productivity.",
      "canonical": "https://sourcescore.org/source/bls-gov/",
      "api": "https://sourcescore.org/api/source/bls-gov.json",
      "scores": {
        "index": 94,
        "indexGrade": "A",
        "discipline": 95,
        "modernReference": 93,
        "velocity": 94
      }
    },
    {
      "rank": 6,
      "slug": "fda-gov",
      "name": "U.S. Food and Drug Administration",
      "domain": "fda.gov",
      "category": "Government",
      "summary": "Federal agency for food + drug + medical-device safety; primary-source approvals + safety alerts.",
      "canonical": "https://sourcescore.org/source/fda-gov/",
      "api": "https://sourcescore.org/api/source/fda-gov.json",
      "scores": {
        "index": 94,
        "indexGrade": "A",
        "discipline": 96,
        "modernReference": 92,
        "velocity": 94
      }
    },
    {
      "rank": 7,
      "slug": "cdc-gov",
      "name": "U.S. Centers for Disease Control and Prevention",
      "domain": "cdc.gov",
      "category": "Government",
      "summary": "Federal agency for U.S. public-health surveillance + disease prevention; primary-source MMWR + WONDER data.",
      "canonical": "https://sourcescore.org/source/cdc-gov/",
      "api": "https://sourcescore.org/api/source/cdc-gov.json",
      "scores": {
        "index": 94,
        "indexGrade": "A",
        "discipline": 95,
        "modernReference": 93,
        "velocity": 94
      }
    },
    {
      "rank": 8,
      "slug": "noaa-gov",
      "name": "U.S. National Oceanic and Atmospheric Administration",
      "domain": "noaa.gov",
      "category": "Government",
      "summary": "Federal scientific agency for weather + ocean + climate data; primary-source forecasts + climate research.",
      "canonical": "https://sourcescore.org/source/noaa-gov/",
      "api": "https://sourcescore.org/api/source/noaa-gov.json",
      "scores": {
        "index": 93,
        "indexGrade": "A",
        "discipline": 95,
        "modernReference": 92,
        "velocity": 91
      }
    },
    {
      "rank": 9,
      "slug": "ecb",
      "name": "European Central Bank",
      "domain": "ecb.europa.eu",
      "category": "Government",
      "summary": "EU central bank; primary source for euro-area monetary policy + financial-system data.",
      "canonical": "https://sourcescore.org/source/ecb/",
      "api": "https://sourcescore.org/api/source/ecb.json",
      "scores": {
        "index": 93,
        "indexGrade": "A",
        "discipline": 95,
        "modernReference": 92,
        "velocity": 92
      }
    },
    {
      "rank": 10,
      "slug": "nasa-gov",
      "name": "NASA",
      "domain": "nasa.gov",
      "category": "Government",
      "summary": "U.S. space agency; primary source for space exploration + Earth science + aeronautics research.",
      "canonical": "https://sourcescore.org/source/nasa-gov/",
      "api": "https://sourcescore.org/api/source/nasa-gov.json",
      "scores": {
        "index": 93,
        "indexGrade": "A",
        "discipline": 94,
        "modernReference": 94,
        "velocity": 92
      }
    },
    {
      "rank": 11,
      "slug": "ec-europa",
      "name": "European Commission",
      "domain": "ec.europa.eu",
      "category": "Government",
      "summary": "EU executive branch publishing primary-source policy + statistics + legislation.",
      "canonical": "https://sourcescore.org/source/ec-europa/",
      "api": "https://sourcescore.org/api/source/ec-europa.json",
      "scores": {
        "index": 92,
        "indexGrade": "A",
        "discipline": 94,
        "modernReference": 90,
        "velocity": 92
      }
    },
    {
      "rank": 12,
      "slug": "bank-of-england",
      "name": "Bank of England",
      "domain": "bankofengland.co.uk",
      "category": "Government",
      "summary": "UK central bank; primary source for sterling monetary policy + financial-stability data since 1694.",
      "canonical": "https://sourcescore.org/source/bank-of-england/",
      "api": "https://sourcescore.org/api/source/bank-of-england.json",
      "scores": {
        "index": 92,
        "indexGrade": "A",
        "discipline": 94,
        "modernReference": 90,
        "velocity": 90
      }
    }
  ],
  "license": {
    "methodology": "Cite as: SourceScore Methodology v0.1, sourcescore.org",
    "data": "Underlying public-source data credited to original publishers"
  }
}