{
  "answer": "It can support payload integrity and control of a signing key under a verification method. It does not independently prove source authority, factual truth, completeness, applicability, deployment, or operation.",
  "canonicalUrl": "https://xn--mwe.com/questions/what-does-a-signature-prove-in-a-trace/",
  "claimStatus": "PROJECT DOCTRINE",
  "correctionStatus": "CURRENT K05 RELEASE",
  "detail": "It can support payload integrity and control of a signing key under a verification method. It does not independently prove source authority, factual truth, completeness, applicability, deployment, or operation. The conclusion remains bounded by evidence, authority, currentness, accessibility, interoperability, and the declared task.",
  "id": "K01-ANSWER-137",
  "lastReviewed": "2026-08-16",
  "question": "What does a signature prove in an assurance trace?",
  "releaseId": "K12-2026-08-16",
  "researchCutoff": "2026-08-16",
  "shortAnswer": "It can support payload integrity and control of a signing key under a verification method. It does not independently prove source authority, factual truth, completeness, applicability, deployment, or operation.",
  "slug": "what-does-a-signature-prove-in-a-trace",
  "sourceRevalidatedAt": "2026-08-15T23:00:00Z",
  "sources": [
    "SRC-W3C-PROV-O"
  ],
  "status": "PROJECT DOCTRINE",
  "topic": "evidence-provenance",
  "type": "Question"
}