{
  "vector": "03-altered-evidence-hash",
  "expected_verdict": "FAILED",
  "human_summary": "Altered evidence-binding hash: verifier_fingerprint replaced with non-hex characters.",
  "why_this_fails": "verifier_fingerprint must match ^[0-9a-f]{96}$. Tampering replaces the hex digest with a non-hex string, breaking the binding."
}