{
  "schemaVersion": "crawler-atlas-1",
  "atlasVersion": "atlas-2026-07-28-v1",
  "canonical": "/atlas/provenance",
  "title": "Source provenance",
  "category": {
    "slug": "quality",
    "title": "Quality, provenance, and observability"
  },
  "definition": "Provenance records where a claim came from, when it was observed, and which transformations produced the presented form.",
  "mechanism": "A provenance-aware system separates primary evidence, independent corroboration, dependent repetition, and the final citation used in an answer.",
  "validation": "Persist claim, source URL, source type, publication time, extraction time, cited source, and selection rule as separate fields.",
  "commonFailure": "Many pages repeating one unsupported claim are not many independent sources; counting them as consensus rewards propagation.",
  "related": [
    "/atlas/content-freshness",
    "/atlas/duplicate-content"
  ],
  "modified": "2026-07-28"
}