{
  "proof": {
    "key_id": "bkc-test-20260819-09277d",
    "status": "TECHNICALLY_VERIFIED",
    "subject": "",
    "manifest": {
      "key_id": "bkc-test-20260819-09277d",
      "sender": {
        "address": "collaudo@bonketiba.bkc",
        "verified": true,
        "identity_hash": "dbf0b9f810e068f14ce7a07f257a931bdf0af57af14cf21e8d8fb9f6dcf816b0",
        "bridge_address": "collaudo@bonketiba.com"
      },
      "status": "TECHNICALLY_VERIFIED",
      "issued_at": "2026-08-19T01:05:02.776Z",
      "proof_ref": "BKC-TEST-20260819-6058E4C5",
      "recipients": [
        {
          "kind": "external",
          "address": "preprod@example.org",
          "resolved": true,
          "identity_hash": null
        }
      ],
      "attachments": [
        {
          "hash": "e2d9a0dd6bbee1e8ae5baa2010bf787196acf17e56b9f694608687fefcae778f",
          "name": "allegato-collaudo.pdf",
          "size": 2048
        }
      ],
      "environment": "staging",
      "audit_anchor": "09392558448301dfaecdf271be422e01a9c40cf7cda3a2086d8b41884f55c461",
      "content_hash": "3628a59085f33852896ccd99f088e38258f4f1d3fc610ae04b9ffeb832055bb3",
      "jurisdiction": "OHADA",
      "subject_hash": "330e03bd4896626124d63832650c0d0d7f97a4aa33303a25b6a04fb41d569c74",
      "signature_alg": "ECDSA_P256_SHA256",
      "schema_version": "bkc-certified/1.1",
      "compliance_hash": "dd811c58fdb23513602998e71ec2c2528eafec9158a0d1093d54b83bb3ec02c2",
      "attachments_hash": "ba6c4218979517f32fb4d61bcb57b7b233303666604bfd3ec7685c0086bdf36d",
      "mail_config_hash": "b37575936d228e5aa32487bbb3f6224414df07444c5566569873bcda9e2da103",
      "delivery_status_at_issue": "bridge_pending"
    },
    "chain_seq": 3,
    "issued_at": "2026-08-19T01:05:02.776+00:00",
    "proof_ref": "BKC-TEST-20260819-6058E4C5",
    "chain_head": "5a2e8af415216e8bcaaae38cb64ba9e32c5edb3669620ac2eabfd1c770c80e50",
    "chain_seal": "ecdsa-p256-sha256:8ab3ddb4be89671a7871ffe266d04530300e90709a5ec5b9e7f645e4b854ef768eabd66a0c2881ff8a75f33c257a70112b573de1e582d47f585660633d4c9748",
    "compliance": {
      "label": "Spazio OHADA (17 Stati)",
      "blocks": [
        "Ricevuta di consegna del provider"
      ],
      "checks": [
        {
          "id": "content",
          "note": "SHA-256 del messaggio originale: qualsiasi modifica successiva è rilevabile.",
          "label": "Hash del contenuto",
          "blocking": true,
          "evidence": "content_hash",
          "satisfied": true
        },
        {
          "id": "time",
          "note": "Momento di emissione registrato lato server e incluso nel manifest firmato.",
          "label": "Timestamp affidabile",
          "blocking": true,
          "evidence": "timestamp",
          "satisfied": true
        },
        {
          "id": "sender",
          "note": "L'indirizzo .bkc deriva dall'identità Bonketiba verificata, non da un handle libero.",
          "label": "Identità mittente verificata",
          "blocking": true,
          "evidence": "sender_identity_verified",
          "satisfied": true
        },
        {
          "id": "recipient",
          "note": "Il destinatario è risolto nel namespace .bkc o è un indirizzo esterno valido sul ponte.",
          "label": "Destinatario identificato",
          "blocking": true,
          "evidence": "recipient_identified",
          "satisfied": true
        },
        {
          "id": "manifest",
          "note": "Firma HMAC-SHA256 del manifest canonico, verificabile senza sessione.",
          "label": "Manifest firmato",
          "blocking": true,
          "evidence": "signed_manifest",
          "satisfied": true
        },
        {
          "id": "audit",
          "note": "Ogni evento è concatenato all'hash del precedente; non è modificabile dall'app.",
          "label": "Catena audit immutabile",
          "blocking": true,
          "evidence": "audit_chain",
          "satisfied": true
        },
        {
          "id": "dmarc",
          "note": "Prova crittografica del dominio mittente sul ponte pubblico.",
          "label": "Allineamento SPF/DKIM/DMARC",
          "blocking": true,
          "evidence": "dmarc_alignment",
          "satisfied": true
        },
        {
          "id": "receipt",
          "note": "Evento di consegna reale riportato dal webhook del ponte pubblico.",
          "label": "Ricevuta di consegna del provider",
          "blocking": true,
          "evidence": "delivery_receipt",
          "satisfied": false
        },
        {
          "id": "dossier",
          "note": "Copia del pacchetto e degli allegati conservata nello spazio sovrano del mittente.",
          "label": "Dossier archiviato nel Cloud",
          "blocking": false,
          "evidence": "attachments_in_cloud",
          "satisfied": true
        }
      ],
      "passed": false,
      "disclaimer": "Pacchetto TECHNICALLY_VERIFIED: prova tecnica verificabile (hash, timestamp, identità, ricevute, audit). Non costituisce, di per sé, certificazione legale né PEC.",
      "legal_note": "L'AUDCG ammette la prova elettronica se l'integrità e l'imputabilità sono dimostrabili. La qualificazione probatoria resta di competenza del giudice nazionale.",
      "jurisdiction": "OHADA"
    },
    "recipients": [],
    "attachments": [],
    "mail_config": {},
    "content_hash": "3628a59085f33852896ccd99f088e38258f4f1d3fc610ae04b9ffeb832055bb3",
    "jurisdiction": "OHADA",
    "manifest_hash": "03aa3021c89900540b02bfc4f92eaf760fa4cd48bae69f3b232048a65e938a41",
    "signature_alg": "ECDSA_P256_SHA256",
    "backfill_state": "complete",
    "schema_version": "bkc-certified/1.1",
    "sender_address": "collaudo@bonketiba.bkc",
    "delivery_status": "failed",
    "attachments_hash": "ba6c4218979517f32fb4d61bcb57b7b233303666604bfd3ec7685c0086bdf36d",
    "mail_config_hash": "b37575936d228e5aa32487bbb3f6224414df07444c5566569873bcda9e2da103",
    "manifest_signature": "hmac-sha256:d1ec4ea8cc47bdee9a04b07c1761ab5fbe051c11ed421293c5432c56c107d7c9",
    "sender_display_name": null,
    "sender_identity_hash": "dbf0b9f810e068f14ce7a07f257a931bdf0af57af14cf21e8d8fb9f6dcf816b0",
    "sender_bridge_address": null,
    "manifest_signature_pub": "ecdsa-p256-sha256:5fa25a5e8d1e944c333016055bf65ed2cad65131662c1917f481f5fd0a0cd5c5861fe7320ec8ccf8a73b4e72da28069b541b66d91e01b84fa21ad9e6734ae526",
    "sender_identity_verified": true
  },
  "events": [
    {
      "seq": 1,
      "actor": "collaudo@bonketiba.bkc",
      "event": "proof.issued",
      "detail": "Pacchetto di collaudo emesso",
      "payload": {
        "proof_ref": "BKC-TEST-20260819-6058E4C5",
        "environment": "staging"
      },
      "prev_hash": "",
      "entry_hash": "d59e89c1f870d706f209ee53e998dbe549bebd0306cc5bf1ce706bb797d0d825",
      "occurred_at": "2026-08-19T01:05:03.149+00:00"
    },
    {
      "seq": 2,
      "actor": "collaudo@bonketiba.bkc",
      "event": "message.sent",
      "detail": "Consegna simulata via ponte pubblico",
      "payload": {
        "dmarc_phase": "reject"
      },
      "prev_hash": "d59e89c1f870d706f209ee53e998dbe549bebd0306cc5bf1ce706bb797d0d825",
      "entry_hash": "2fdcdc53f544699aa5f5ec20c3c9e71cd0e670d11fcc417fc96d8c5d1a02c68f",
      "occurred_at": "2026-08-19T01:05:03.149+00:00"
    },
    {
      "seq": 3,
      "actor": "provider",
      "event": "delivery.failed",
      "detail": "550 rifiuto permanente del destinatario",
      "payload": {
        "code": "550"
      },
      "prev_hash": "2fdcdc53f544699aa5f5ec20c3c9e71cd0e670d11fcc417fc96d8c5d1a02c68f",
      "entry_hash": "5a2e8af415216e8bcaaae38cb64ba9e32c5edb3669620ac2eabfd1c770c80e50",
      "occurred_at": "2026-08-19T01:05:03.511+00:00"
    },
    {
      "seq": 4,
      "actor": "public",
      "event": "verified.blocked",
      "detail": "Accesso al token revocato dal mittente",
      "payload": {},
      "prev_hash": "5a2e8af415216e8bcaaae38cb64ba9e32c5edb3669620ac2eabfd1c770c80e50",
      "entry_hash": "117ffd2148c987b0be01d32fd62098758b2b34f1a8d529c2f7b874cf5dcdec00",
      "occurred_at": "2026-09-25T09:57:45.813744+00:00"
    },
    {
      "seq": 5,
      "actor": "public",
      "event": "verified.blocked",
      "detail": "Accesso al token revocato dal mittente",
      "payload": {},
      "prev_hash": "117ffd2148c987b0be01d32fd62098758b2b34f1a8d529c2f7b874cf5dcdec00",
      "entry_hash": "2f9965167bbf986e5c90b090f7453b0f8105fa9cf9687783ba5777c67150412a",
      "occurred_at": "2026-09-25T09:59:22.895979+00:00"
    },
    {
      "seq": 6,
      "actor": "public",
      "event": "verified.blocked",
      "detail": "Accesso al token revocato dal mittente",
      "payload": {},
      "prev_hash": "2f9965167bbf986e5c90b090f7453b0f8105fa9cf9687783ba5777c67150412a",
      "entry_hash": "7ead3bbf802615d8b98a5877c6d8ee99b6e1982e521e2813fc810963e3baf335",
      "occurred_at": "2026-09-29T08:16:52.294058+00:00"
    }
  ],
  "public_key": {
    "alg": "ECDSA_P256_SHA256",
    "key_id": "bkc-test-20260819-09277d",
    "status": "retired",
    "public_jwk": {
      "x": "VQtP3aEiyqZ-iAINr68V9vUWyghM4Tw2jX27Nat61AE",
      "y": "XyizcIYnq1xoV5uG9qYVSMqpHuk8zkU0D_Et0l3fIJ0",
      "crv": "P-256",
      "ext": true,
      "kty": "EC",
      "key_ops": [
        "verify"
      ]
    }
  },
  "revocation": {
    "reason": "Collaudo pre-produzione: revoca simulata",
    "revoked_at": "2026-08-19T01:05:04.4+00:00"
  }
}