{
  "schema_version": "1.1",
  "build": "NP176-FINAL-frozen",
  "record_count": 42,
  "required_fields": [
    "unit",
    "period",
    "region",
    "status",
    "source_reference",
    "source_version",
    "source_locator",
    "transformation",
    "source_verification"
  ],
  "completeness": {
    "unit": 42,
    "period": 42,
    "region": 42,
    "status": 42,
    "source_reference": 42,
    "source_version": 42,
    "source_locator": 42,
    "transformation": 42,
    "source_verification": 42
  },
  "all_required_fields_present": true,
  "source_verification_status": {
    "external_records_total": 28,
    "active_external_verified": 27,
    "archived_external_not_used_unverified": 1,
    "internal_rule_reproducible": 14,
    "local_hash_or_cell_or_api_verified": 20,
    "official_web_or_official_pdf_text_verified": 7
  },
  "scientific_limit": "Verification methods remain separate. D06 is archived and excluded; web checks are retrieval-date evidence rather than stable byte identity. D28 workbook hashes and cell checks prove transcription, not pathway probability or independent model reproduction."
}