{
  "stage": 360,
  "engine": "External Timestamp Proof Binding Layer",
  "engine_detail": "Stage359 Fingerprint Binding",
  "source_stage": 359,
  "created_at": "2026-06-26T04:31:53Z",
  "previous_hash": "a081c57c22eebf76384a2c8d4a9bc7cba13a7013705095c97fd1ec4ceaee6a95",
  "stage359_binding": {
    "stage359_result_path": "docs/keys/stage359_public_key_fingerprint_result.json",
    "stage359_policy_path": "docs/keys/stage359_public_key_fingerprint_policy.json",
    "stage359_result_sha256": "a081c57c22eebf76384a2c8d4a9bc7cba13a7013705095c97fd1ec4ceaee6a95",
    "stage359_entry_hash": "7327c722ef8001c6e76319306ea3a950482b154aebf4daa5aeaa6ed905375f2d"
  },
  "timestamp_target": {
    "target_type": "stage359_public_key_fingerprint_result",
    "target_stage": 359,
    "target_result_path": "docs/keys/stage359_public_key_fingerprint_result.json",
    "stage359_result_sha256": "a081c57c22eebf76384a2c8d4a9bc7cba13a7013705095c97fd1ec4ceaee6a95",
    "stage359_entry_hash": "7327c722ef8001c6e76319306ea3a950482b154aebf4daa5aeaa6ed905375f2d",
    "public_key_fingerprint": "sha256:9b9f3f4d5e5b8e04a60f2f0c1f3b2a6df01af45b217bbd85e82f2ac52b3d5c10",
    "binding_purpose": "bind public key fingerprint metadata to future external timestamp proof"
  },
  "timestamp_target_sha256": "052c8f0283110e405443d56f2396c52a8486e7a70a489f831af107dad73ab1b5",
  "external_timestamp_proof": {
    "proof_scope": "external_timestamp_proof_binding",
    "timestamp_target_sha256": "052c8f0283110e405443d56f2396c52a8486e7a70a489f831af107dad73ab1b5",
    "supported_proof_types": [
      "OpenTimestamps",
      "RFC3161"
    ],
    "opentimestamps": {
      "ots_file_present": false,
      "ots_file_path": null,
      "bitcoin_attestation_present": false,
      "merkle_path_present": false,
      "real_ots_verification_claimed": false,
      "status": "pending_proof"
    },
    "rfc3161": {
      "timestamp_token_present": false,
      "timestamp_token_path": null,
      "tsa_certificate_present": false,
      "message_imprint_present": false,
      "real_rfc3161_verification_claimed": false,
      "status": "pending_proof"
    },
    "external_timestamp_verified": false,
    "proof_status": "pending_timestamp_proof"
  },
  "checks": {
    "stage359_result_exists": true,
    "stage359_policy_exists": true,
    "stage359_decision_accept": true,
    "stage359_result_sha256_present": true,
    "stage359_entry_hash_present": true,
    "public_key_fingerprint_present": true,
    "timestamp_target_created": true,
    "timestamp_target_sha256_present": true,
    "external_timestamp_proof_metadata_present": true,
    "opentimestamps_metadata_present": true,
    "rfc3161_metadata_present": true,
    "no_fake_ots_verified_claim": true,
    "no_fake_rfc3161_verified_claim": true,
    "no_fake_external_timestamp_verified_claim": true,
    "no_private_keys": true,
    "no_raw_secrets": true,
    "timestamp_proof_binding_metadata_only": true
  },
  "violations": [],
  "fail_closed_policy": {
    "block_if_stage359_missing": true,
    "block_if_stage359_not_accept": true,
    "block_if_timestamp_target_missing": true,
    "block_if_timestamp_target_hash_missing": true,
    "block_if_fake_ots_verified_claim": true,
    "block_if_fake_rfc3161_verified_claim": true,
    "block_if_fake_external_timestamp_verified_claim": true,
    "block_if_private_key_detected": true
  },
  "safety_boundary": {
    "no_private_keys": true,
    "no_raw_secrets": true,
    "no_real_ots_verification_claim": true,
    "no_real_rfc3161_verification_claim": true,
    "no_external_timestamp_verified_claim": true,
    "timestamp_proof_binding_metadata_only": true
  },
  "entry_hash": "23591f8724a6b7ea0c7b74d6a1c26e4568277223250df64553ce65d286dcc2d7",
  "decision": "pending_timestamp_proof",
  "reasons": [
    "stage359_result_bound",
    "timestamp_target_created",
    "timestamp_target_sha256_created",
    "external_timestamp_proof_metadata_recorded",
    "opentimestamps_and_rfc3161_readiness_recorded",
    "no_fake_verified_timestamp_claim",
    "real_external_timestamp_verification_not_claimed"
  ]
}