{ "publication": { "publisher_status": "scheduled", "cadence_target": "hourly", "cadence_guaranteed": false }, "latest": { "origin": "https://767-2676.com", "purpose": "hourly witness test", "scheduler_bucket": "2026-09-30T18", "scheduler_bucket_is_time_evidence": false, "checkpoint_utc": "2026-09-30T18:38:51.442Z", "tain": "tain_01M3SSSG1J6E0QVPA13XM1XQ4H", "letterhead_uri": "https://767-2676.com/v1/receipt/tain/tain_01M3SSSG1J6E0QVPA13XM1XQ4H", "payload_utf8": "origin: https://767-2676.com\npurpose: hourly witness test\nrun_nonce: vPicOrFKEEI4z5zsTySYuPOlnhoSi4pO6ED5mCPpqWM\n", "payload_digest": { "algorithm": "sha-256", "value": "oyoLTSR8Ze3uhsf4PTTL7OtWx86k-dgIhTP-bL0oB7w" }, "nonce": "vPicOrFKEEI4z5zsTySYuPOlnhoSi4pO6ED5mCPpqWM", "verified": true, "digest_matches": true, "witness_response": { "witness_receipt": { "receipt_id": "pwr_7197b42db5b37134b683b13c76c88100", "tain": "tain_01M3SSSG1J6E0QVPA13XM1XQ4H", "node_id": "767-2676.com", "protocol_id": "POPCORN-WITNESS/2.0", "request_received_at_utc": "2026-09-30T18:38:50.170Z", "witnessed_at_utc": "2026-09-30T18:38:51.442Z", "statement_created_at_utc": "2026-09-30T18:38:51.442Z", "unix_time_milliseconds": 1790793531442, "clock_accuracy_radius_ms": 10000, "witness_window_utc": { "earliest": "2026-09-30T18:38:41.442Z", "latest": "2026-09-30T18:39:01.442Z" }, "server_processing_duration_ms": 1272, "post_witness_processing_duration_ms": 0, "commitment": { "payload_digest": { "algorithm": "sha-256", "value": "oyoLTSR8Ze3uhsf4PTTL7OtWx86k-dgIhTP-bL0oB7w" }, "nonce": "vPicOrFKEEI4z5zsTySYuPOlnhoSi4pO6ED5mCPpqWM", "previous_attestation_digest": null }, "payment_identifier": "eip3009_1d6e5d1f5154cd46832350eb9c456bb767fa186e51e6550f325db30a8af96927", "payment_transaction": "0xe3f9d7f6a91c787dbf766783770b807e77148e09054d2f4e63e191892f056ff0", "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 }, "issuing_origin": "https://767-2676.com", "issuance_endpoint": "/v2/receipt", "tain_verification_uri": "https://767-2676.com/v1/receipt/tain/tain_01M3SSSG1J6E0QVPA13XM1XQ4H", "contribution_license_uri": "https://767-2676.com/license/contribution/1.0", "license_terms_digest": { "algorithm": "sha-256", "value": "cR0ghOOH6DG3SEeoYxPw1b38oL2wf2IjTazGSxi-vIY" } }, "witness_attestation": { "format": "JWS", "algorithm": "ES256", "key_id": "popcorn-witness-2026-01", "key_set": "/.well-known/popcorn-keys.json", "compact_jws": 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}, "payment_status": "settled", "tain_qr_png_base64": "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", "tain_qr_payload": "{\"v\":1,\"tain\":\"tain_01M3SSSG1J6E0QVPA13XM1XQ4H\",\"license_uri\":\"https://767-2676.com/license/contribution/1.0\",\"terms_digest\":\"cR0ghOOH6DG3SEeoYxPw1b38oL2wf2IjTazGSxi-vIY\",\"verify_uri\":\"https://767-2676.com/v1/receipt/tain/tain_01M3SSSG1J6E0QVPA13XM1XQ4H\"}", "letterhead_uri": "https://767-2676.com/v1/receipt/tain/tain_01M3SSSG1J6E0QVPA13XM1XQ4H" }, "jwks_at_verification": { "keys": [ { "kty": "EC", "crv": "P-256", "x": "wCMGy1SpeYgxbzNQNgndb_-qs03LRkMNNb5nZkLsYi8", "y": "OJbr-FtHN2146BYAaMZZ3LgRI7kZVDbkvjepLZFctQY", "use": "sig", "alg": "ES256", "kid": "popcorn-time-2026-01" }, { "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" } ] }, "publication": { "publisher_status": "scheduled", "cadence_target": "hourly", "cadence_guaranteed": false }, "scope": "This records a service test checkpoint, not current time, task execution, or permission. Hourly is a target cadence, not a freshness guarantee; inspect checkpoint_utc." }, "chain": { "test_only": true, "description": "Synthetic cryptographic conformance vector. Receipt 003 points to the exact signed payload bytes of settled production receipt 002. The 003 payment fields are not evidence of a settlement.", "protocol_id": "POPCORN-WITNESS/1.0", "predecessor": { "exact_schedule": { "encoding": "base64url", "byte_length": 228, "bytes": "eyJzY2hlZHVsZV9pZCI6InBvcGNvcm4td2l0bmVzcy1ldmFsdWF0aW9uLTAwMiIsInRhc2siOiJ2ZXJpZnkgYSB0aW1lLWJvdW5kIGF2YWlsYWJpbGl0eSBpbnF1aXJ5Iiwib3duZXIiOiJldmFsdWF0aW9uLWFnZW50IiwiZXhlY3V0aW9uX3dpbmRvd191dGMiOnsib3BlbnNfYXQiOiIyMDI2LTA4LTMxVDA3OjAwOjAwLjAwMFoiLCJjbG9zZXNfYXQiOiIyMDI2LTA4LTMxVDIzOjU5OjU5LjAwMFoifX0K", "payload_digest": { "algorithm": "sha-256", "value": "kvYtty3Ifr6SMK8xU76uP0OowwGRCELi6nufb1hWh3M" } }, "submitted_request": { "payload_digest": { "algorithm": "sha-256", "value": "kvYtty3Ifr6SMK8xU76uP0OowwGRCELi6nufb1hWh3M" }, "nonce": "0pSXMb0bdU0IvIhUMbOduOlFbIFGzOfu2zNui7SoFSA", "previous_attestation_digest": null }, "paid_evidence": { "witness_receipt": { "receipt_id": "pwr_f3c096606a639ef45a6412b65ff64ff8", "node_id": "767-2676.com", "protocol_id": "POPCORN-WITNESS/1.0", "request_received_at_utc": "2026-08-31T07:13:36.685Z", "witnessed_at_utc": "2026-08-31T07:13:37.433Z", "statement_created_at_utc": "2026-08-31T07:13:37.433Z", "unix_time_milliseconds": 1788160417433, "clock_accuracy_radius_ms": 10000, "witness_window_utc": { "earliest": "2026-08-31T07:13:27.433Z", "latest": "2026-08-31T07:13:47.433Z" }, "server_processing_duration_ms": 748, "post_witness_processing_duration_ms": 0, "commitment": { "payload_digest": { "algorithm": "sha-256", "value": "kvYtty3Ifr6SMK8xU76uP0OowwGRCELi6nufb1hWh3M" }, "nonce": "0pSXMb0bdU0IvIhUMbOduOlFbIFGzOfu2zNui7SoFSA", "previous_attestation_digest": null }, "payment_identifier": "eip3009_c6d0932ae1bed1d6d7fbe86a02580a5aed85e1ec8a454e670c35ec30084b10e8", "payment_transaction": "0x477e726933c94ccad5682d03ecee4f3d5bb618387ac7437fc817bdd2fe946e5c", "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": 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}, "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" } }, "current": { "exact_schedule": { "encoding": "base64url", "byte_length": 221, "bytes": "eyJzY2hlZHVsZV9pZCI6InBvcGNvcm4td2l0bmVzcy1ldmFsdWF0aW9uLTAwMyIsInRhc2siOiJ2ZXJpZnkgYSBjaGFpbmVkIGFnZW50IGNoZWNrcG9pbnQiLCJvd25lciI6ImV2YWx1YXRpb24tYWdlbnQiLCJleGVjdXRpb25fd2luZG93X3V0YyI6eyJvcGVuc19hdCI6IjIwMjYtMDgtMzFUMDc6MTQ6MDAuMDAwWiIsImNsb3Nlc19hdCI6IjIwMjYtMDgtMzFUMjM6NTk6NTkuMDAwWiJ9fQo", "payload_digest": { "algorithm": "sha-256", "value": "uvgoj-YW47OFu_l9Hh3y29_b9EgL27arknwmomgUVe0" } }, "submitted_request": { "payload_digest": { "algorithm": "sha-256", "value": "uvgoj-YW47OFu_l9Hh3y29_b9EgL27arknwmomgUVe0" }, "nonce": "AwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwM", "previous_attestation_digest": { "algorithm": "sha-256", "value": "hgm6PBefAARqGqPe2ysMecHBPe-G9ziNYsjGArH-_ms" } }, "paid_evidence": { "witness_receipt": { "receipt_id": "pwr_00000000000000000000000000000003", "node_id": "767-2676.com", "protocol_id": "POPCORN-WITNESS/1.0", "request_received_at_utc": "2026-08-31T07:14:01.000Z", "witnessed_at_utc": "2026-08-31T07:14:01.010Z", "statement_created_at_utc": "2026-08-31T07:14:01.010Z", "unix_time_milliseconds": 1788160441010, "clock_accuracy_radius_ms": 1000, "witness_window_utc": { "earliest": "2026-08-31T07:14:00.010Z", "latest": "2026-08-31T07:14:02.010Z" }, "server_processing_duration_ms": 10, "post_witness_processing_duration_ms": 0, "commitment": { "payload_digest": { "algorithm": "sha-256", "value": "uvgoj-YW47OFu_l9Hh3y29_b9EgL27arknwmomgUVe0" }, "nonce": "AwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwM", "previous_attestation_digest": { "algorithm": "sha-256", "value": "hgm6PBefAARqGqPe2ysMecHBPe-G9ziNYsjGArH-_ms" } }, "payment_identifier": "test_vector_only_not_a_settlement", "payment_transaction": null, "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-chain-test-003", "key_set": "/.well-known/popcorn-keys.json", "compact_jws": 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}, "payment_status": "settled" }, "public_verification_key": { "kty": "EC", "x": "60cLTiXHYj9_TEAvuvTUUbA50WB4jcuAv6oT9DvJ4sE", "y": "oxkqAwrmKeklUvaYO3B4BvsouRGef1bAesNmToxvZY0", "crv": "P-256", "use": "sig", "alg": "ES256", "kid": "popcorn-witness-chain-test-003", "popcorn_protocol": "POPCORN-WITNESS/1.0" } }, "expected_verification": { "previous_signed_payload_digest": "hgm6PBefAARqGqPe2ysMecHBPe-G9ziNYsjGArH-_ms", "previous_attestation_digest_matched": true, "authorization_granted": false } } }