{
  "proof": {
    "key_id": "bkc-test-20260819-2116ce",
    "status": "TECHNICALLY_VERIFIED",
    "subject": "",
    "manifest": {
      "key_id": "bkc-test-20260819-2116ce",
      "sender": {
        "address": "collaudo@bonketiba.bkc",
        "verified": true,
        "identity_hash": "dbf0b9f810e068f14ce7a07f257a931bdf0af57af14cf21e8d8fb9f6dcf816b0",
        "bridge_address": "collaudo@bonketiba.com"
      },
      "status": "TECHNICALLY_VERIFIED",
      "issued_at": "2026-08-19T01:06:57.200Z",
      "proof_ref": "BKC-TEST-20260819-F6371412",
      "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": "613932a9eef440fd242eadc6447141bed26907a314407bb608f4c75eef1e47f4",
      "content_hash": "294ce3a0ed5f1813ffef4956aa4b9b846c430886975ddcbd2e8e2431d8f60072",
      "jurisdiction": "OHADA",
      "subject_hash": "ecddbf6d6c9bf1941432737ed6a61688c341ce6d3e30ece947789ea8d20e8df2",
      "signature_alg": "ECDSA_P256_SHA256",
      "schema_version": "bkc-certified/1.1",
      "compliance_hash": "e11dde29fbffc8a3487b7e4f6afbf8d0c7d0dcc1c95ebd8fad6618fb526ab838",
      "attachments_hash": "ba6c4218979517f32fb4d61bcb57b7b233303666604bfd3ec7685c0086bdf36d",
      "mail_config_hash": "111537bb649af3a790813ebeadcf228fb366b8918cb23147b96439d17b0dd8f6",
      "delivery_status_at_issue": "bridge_pending"
    },
    "chain_seq": 5,
    "issued_at": "2026-08-19T01:06:57.2+00:00",
    "proof_ref": "BKC-TEST-20260819-F6371412",
    "chain_head": "87b6f13ba76cc580ad358624a4423c4b1c1ca9157cfb0df612e91aac2c926c25",
    "chain_seal": "ecdsa-p256-sha256:0bca880a60fc3e9f4a0b49ef69940eed658cc400126b9668e3f42f5712b12136be3635d919be71bf679697e6a2b02f81a274cb9d8bde6a721342fb2665a57e8e",
    "compliance": {
      "label": "Spazio OHADA (17 Stati)",
      "blocks": [
        "Allineamento SPF/DKIM/DMARC",
        "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": false
        },
        {
          "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": "294ce3a0ed5f1813ffef4956aa4b9b846c430886975ddcbd2e8e2431d8f60072",
    "jurisdiction": "OHADA",
    "manifest_hash": "d78bbbc1a57ec0ac230b038cc1bccb54b186234aa418340049848286448d102a",
    "signature_alg": "ECDSA_P256_SHA256",
    "backfill_state": "complete",
    "schema_version": "bkc-certified/1.1",
    "sender_address": "collaudo@bonketiba.bkc",
    "delivery_status": "delivered",
    "attachments_hash": "ba6c4218979517f32fb4d61bcb57b7b233303666604bfd3ec7685c0086bdf36d",
    "mail_config_hash": "111537bb649af3a790813ebeadcf228fb366b8918cb23147b96439d17b0dd8f6",
    "manifest_signature": "hmac-sha256:d3032f9fef7f43a94228c4260fab1882b556b73f7b66d0ed2c843d62add00050",
    "sender_display_name": null,
    "sender_identity_hash": "dbf0b9f810e068f14ce7a07f257a931bdf0af57af14cf21e8d8fb9f6dcf816b0",
    "sender_bridge_address": null,
    "manifest_signature_pub": "ecdsa-p256-sha256:21b00775b7e62012f426b2126354c73e36394a98ee5e84b93fbc70c8132e805fbfed39fce93ccc62564a2cdcae6ed9a01e68c21a92b8da5f7b9c17dd9f99d79f",
    "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-F6371412",
        "environment": "staging"
      },
      "prev_hash": "",
      "entry_hash": "247734eb137e5da7c147b7512cba25126a6ab5c331324a995ddc4dda24d6d1f8",
      "occurred_at": "2026-08-19T01:06:57.558+00:00"
    },
    {
      "seq": 2,
      "actor": "collaudo@bonketiba.bkc",
      "event": "message.sent",
      "detail": "Consegna simulata via ponte pubblico",
      "payload": {
        "dmarc_phase": "none"
      },
      "prev_hash": "247734eb137e5da7c147b7512cba25126a6ab5c331324a995ddc4dda24d6d1f8",
      "entry_hash": "bc4dc1693ac2f0c0f4e9e906e49f8a4e63a51098c92cfd901db4967a82c17bab",
      "occurred_at": "2026-08-19T01:06:57.559+00:00"
    },
    {
      "seq": 3,
      "actor": "provider",
      "event": "delivery.deferred",
      "detail": "451 temporaneo: ritento",
      "payload": {
        "code": "451",
        "attempt": 1
      },
      "prev_hash": "bc4dc1693ac2f0c0f4e9e906e49f8a4e63a51098c92cfd901db4967a82c17bab",
      "entry_hash": "b0bd80faa2352d2739fd387debb5370326b4ca4923c8fb81740d1b61839309db",
      "occurred_at": "2026-08-19T01:06:57.94+00:00"
    },
    {
      "seq": 4,
      "actor": "provider",
      "event": "delivery.retry",
      "detail": "Secondo tentativo",
      "payload": {
        "attempt": 2
      },
      "prev_hash": "b0bd80faa2352d2739fd387debb5370326b4ca4923c8fb81740d1b61839309db",
      "entry_hash": "31764ed66d1805b7f19f0ec3084151da5ce2651ea6062e754acc921d63883a83",
      "occurred_at": "2026-08-19T01:06:57.94+00:00"
    },
    {
      "seq": 5,
      "actor": "provider",
      "event": "delivery.confirmed",
      "detail": "250 OK al secondo tentativo",
      "payload": {
        "code": "250",
        "attempt": 2
      },
      "prev_hash": "31764ed66d1805b7f19f0ec3084151da5ce2651ea6062e754acc921d63883a83",
      "entry_hash": "87b6f13ba76cc580ad358624a4423c4b1c1ca9157cfb0df612e91aac2c926c25",
      "occurred_at": "2026-08-19T01:06:57.94+00:00"
    },
    {
      "seq": 6,
      "actor": "public",
      "event": "verified.blocked",
      "detail": "Accesso al token revocato dal mittente",
      "payload": {},
      "prev_hash": "87b6f13ba76cc580ad358624a4423c4b1c1ca9157cfb0df612e91aac2c926c25",
      "entry_hash": "783d68f9ac2f4e46e8079c5355b3201d80a9a7bacc4bf9b876afb2de71830125",
      "occurred_at": "2026-09-25T09:57:48.080978+00:00"
    },
    {
      "seq": 7,
      "actor": "public",
      "event": "verified.blocked",
      "detail": "Accesso al token revocato dal mittente",
      "payload": {},
      "prev_hash": "783d68f9ac2f4e46e8079c5355b3201d80a9a7bacc4bf9b876afb2de71830125",
      "entry_hash": "d31f5ed91459d1e28d67285ecb0fbe110c251c4cd63b1c2fb5afc535183223b5",
      "occurred_at": "2026-09-25T09:59:20.825792+00:00"
    },
    {
      "seq": 8,
      "actor": "public",
      "event": "verified.blocked",
      "detail": "Accesso al token revocato dal mittente",
      "payload": {},
      "prev_hash": "d31f5ed91459d1e28d67285ecb0fbe110c251c4cd63b1c2fb5afc535183223b5",
      "entry_hash": "e679ecbdaa95e07bbb7af9af9f66dac9d29d6af9ca244561ee28c524f85b7c88",
      "occurred_at": "2026-09-29T08:16:30.892597+00:00"
    }
  ],
  "public_key": {
    "alg": "ECDSA_P256_SHA256",
    "key_id": "bkc-test-20260819-2116ce",
    "status": "retired",
    "public_jwk": {
      "x": "V7k9FhsySs6Y-AkuGrGgqGNyinTeTSpNWMTBHFgAV0c",
      "y": "YYZVDHt-ixCU-55KkAA906VcPuyxiCpRcc-G-PZljz8",
      "crv": "P-256",
      "ext": true,
      "kty": "EC",
      "key_ops": [
        "verify"
      ]
    }
  },
  "revocation": {
    "reason": "Collaudo pre-produzione: revoca simulata",
    "revoked_at": "2026-08-19T01:06:58.812+00:00"
  }
}