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  "limits": [
    "A code inventory or historical related-client observation does not certify every executable block in a guide.",
    "Only receipts matching exact source hashes establish the listed execution; new upstream versions require a new run.",
    "Unknown upstream/version/execution data remains unknown; prose-only edits do not change executable fingerprints.",
    "Held articles are inventoried without mutation; this registry never edits or publishes article bodies."
  ]
}
