{
  "id": "coverage/tail-without-pin",
  "regime": "resistance",
  "profile": "GACS-C1",
  "claim": "reconciliation",
  "harness": "verify",
  "receipt": "test-vectors/002-chain-of-three/receipts.jsonl",
  "verifyArgs": ["--pubkey", "KEYS/vector-key.pub.pem"],
  "expectExit": 0,
  "expectedStatus": "DETECTED_WITH_EXTERNAL_PIN",
  "expectedFail": true,
  "rationale": "Without --expect-count / --expect-last-hash / an anchor, a chain that lost its tail still verifies. The pin is the control.",
  "doesNotTest": "A live database counter; this case only shows the receipt file cannot see a missing tail by itself.",
  "sourceVector": "test-vectors/manifest.json#002-chain-of-three"
}