Matter: ACME v. NorthstarQ-2026-014

{
  "letter": "S",
  "name": "Seal",
  "kind": "wafer",
  "question": "Can the record be verified?",
  "definition": "The manifest, hash chain, signature, event log, receipt, timestamp, review record, and verification report showing that the bundle has not been silently altered.",
  "example": "The manifest lists every artifact, each artifact has a SHA-256 hash, and the event log records generation, review, and sealing events.",
  "files": [
    "manifest.json",
    "logs/events.jsonl",
    "signatures/bundle_receipt.json",
    "signatures/bundle_signature.sig",
    "reports/verification_report.json",
    "reports/verification_report.md"
  ],
  "required": true,
  "verifier_checks": [
    "seal_verified",
    "manifest_present",
    "artifact_hashes_match",
    "event_log_valid",
    "verification_report_generated"
  ],
  "failure_modes": [
    "missing_manifest",
    "hash_mismatch",
    "broken_event_chain",
    "missing_receipt",
    "altered_after_seal"
  ]
}