{
  "evaluation_only": true,
  "protocol_id": "POPCORN-WITNESS/1.0",
  "service_url": "https://767-2676.com/v1/receipt",
  "payment_context": {
    "network": "eip155:8453",
    "asset": "USDC",
    "amount_atomic": "1000",
    "payment_made": true
  },
  "exact_schedule": {
    "encoding": "base64url",
    "byte_length": 228,
    "bytes": "eyJzY2hlZHVsZV9pZCI6InBvcGNvcm4td2l0bmVzcy1ldmFsdWF0aW9uLTAwMSIsInRhc2siOiJ2ZXJpZnkgYSB0aW1lLWJvdW5kIGF2YWlsYWJpbGl0eSBpbnF1aXJ5Iiwib3duZXIiOiJldmFsdWF0aW9uLWFnZW50IiwiZXhlY3V0aW9uX3dpbmRvd191dGMiOnsib3BlbnNfYXQiOiIyMDI2LTA4LTMwVDIwOjAwOjAwLjAwMFoiLCJjbG9zZXNfYXQiOiIyMDI2LTA4LTMwVDIwOjA1OjAwLjAwMFoifX0K",
    "payload_digest": {
      "algorithm": "sha-256",
      "value": "UKwdgKFq4m5a1Mm0qMSuhIJYnJ8jdmNd01uFdHaAE-M"
    }
  },
  "submitted_request": {
    "payload_digest": {
      "algorithm": "sha-256",
      "value": "UKwdgKFq4m5a1Mm0qMSuhIJYnJ8jdmNd01uFdHaAE-M"
    },
    "nonce": "V1dXV1dXV1dXV1dXV1dXV1dXV1dXV1dXV1dXV1dXV1c",
    "previous_attestation_digest": null
  },
  "paid_evidence": {
    "witness_receipt": {
      "receipt_id": "pwr_24a140e0651c67375cdfb34bc1c38b47",
      "node_id": "767-2676.com",
      "protocol_id": "POPCORN-WITNESS/1.0",
      "request_received_at_utc": "2026-08-31T05:02:15.168Z",
      "witnessed_at_utc": "2026-08-31T05:02:16.007Z",
      "statement_created_at_utc": "2026-08-31T05:02:16.007Z",
      "unix_time_milliseconds": 1788152536007,
      "clock_accuracy_radius_ms": 10000,
      "witness_window_utc": {
        "earliest": "2026-08-31T05:02:06.007Z",
        "latest": "2026-08-31T05:02:26.007Z"
      },
      "server_processing_duration_ms": 839,
      "post_witness_processing_duration_ms": 0,
      "commitment": {
        "payload_digest": {
          "algorithm": "sha-256",
          "value": "UKwdgKFq4m5a1Mm0qMSuhIJYnJ8jdmNd01uFdHaAE-M"
        },
        "nonce": "V1dXV1dXV1dXV1dXV1dXV1dXV1dXV1dXV1dXV1dXV1c",
        "previous_attestation_digest": null
      },
      "payment_identifier": "eip3009_4489ca2e5c967e9cf3d1742a8e4b3f7153f3b11921e43af0e31cdc9e35410165",
      "payment_transaction": "0x8dfce272b223179adc3b68256ebf03a27721fb7b708c0e50f47753e6c33bab0c",
      "evidence_scope": {
        "type": "payload_commitment_witness",
        "payload_disclosed": false,
        "caller_identity_proven": false,
        "recipient_delivery_proven": false,
        "action_execution_proven": false,
        "nonce_uniqueness_enforced": false,
        "replay_prevented": false,
        "authorization_granted": false,
        "external_atomic_clock_alignment_proven": false,
        "clock_accuracy_independently_verified": false,
        "payer_authorization_bound_to_commitment": false
      }
    },
    "witness_attestation": {
      "format": "JWS",
      "algorithm": "ES256",
      "key_id": "popcorn-witness-2026-01",
      "key_set": "/.well-known/popcorn-keys.json",
      "compact_jws": "eyJhbGciOiJFUzI1NiIsImtpZCI6InBvcGNvcm4td2l0bmVzcy0yMDI2LTAxIiwidHlwIjoicG9wY29ybi13aXRuZXNzK2p3cyJ9.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.5zEWJNTTdoNLwgvSi_vFY8F-FvHlLjqnYuJEy4MvLZgsHQAJeABVqn7VkE3CCBpJ08a1bOJXwTmh9K6NGfXyng"
    },
    "payment_status": "settled"
  },
  "public_verification_key": {
    "kty": "EC",
    "crv": "P-256",
    "x": "bPF-sxkcKCem33P9aAiwuQZlQOaHJzUWc1FxEE6kNhs",
    "y": "wQwlxsexe7-4J79qQmpuebyS4GmN0gqrPyN-XfpVAQA",
    "use": "sig",
    "alg": "ES256",
    "kid": "popcorn-witness-2026-01",
    "popcorn_protocol": "POPCORN-WITNESS/1.0"
  },
  "expected_verification": {
    "exact_schedule": {
      "valid": true,
      "protocol_id": "POPCORN-WITNESS/1.0",
      "receipt_id": "pwr_24a140e0651c67375cdfb34bc1c38b47",
      "node_id": "767-2676.com",
      "witnessed_at_utc": "2026-08-31T05:02:16.007Z",
      "payload_digest": {
        "algorithm": "sha-256",
        "value": "UKwdgKFq4m5a1Mm0qMSuhIJYnJ8jdmNd01uFdHaAE-M"
      },
      "replay_key": "POPCORN-WITNESS/1.0:767-2676.com:V1dXV1dXV1dXV1dXV1dXV1dXV1dXV1dXV1dXV1dXV1c",
      "payment_replay_key": "x402:eip3009_4489ca2e5c967e9cf3d1742a8e4b3f7153f3b11921e43af0e31cdc9e35410165"
    },
    "one_byte_tamper": {
      "tampered_byte_offset": 226,
      "tampered_bytes": "eyJzY2hlZHVsZV9pZCI6InBvcGNvcm4td2l0bmVzcy1ldmFsdWF0aW9uLTAwMSIsInRhc2siOiJ2ZXJpZnkgYSB0aW1lLWJvdW5kIGF2YWlsYWJpbGl0eSBpbnF1aXJ5Iiwib3duZXIiOiJldmFsdWF0aW9uLWFnZW50IiwiZXhlY3V0aW9uX3dpbmRvd191dGMiOnsib3BlbnNfYXQiOiIyMDI2LTA4LTMwVDIwOjAwOjAwLjAwMFoiLCJjbG9zZXNfYXQiOiIyMDI2LTA4LTMwVDIwOjA1OjAwLjAwMFoifXwK",
      "result": {
        "valid": false,
        "error_code": "witness_payload_digest_does_not_match_expected"
      }
    }
  },
  "signed_payload_unchanged": true
}