{"api_version":2,"receipt_profile":"zambo-hosted-receipt/1","schema_url":"https://zambo.dev/aer-1/hosted-profile.schema.json","id":"76db63c5-b583-484a-bed9-d76bdc20cd47","source_url":"https://zambo.dev/api/receipt/76db63c5-b583-484a-bed9-d76bdc20cd47","receipt":{"id":"76db63c5-b583-484a-bed9-d76bdc20cd47","created_at":"2026-10-20T17:52:28.305Z","receipt_schema_version":"0.4","job_summary":"MCP tool execution: activity_today","tools":["activity_today"],"steps":[{"tool":"activity_today","status":"success","started_at":"2026-10-20T17:52:28.243Z","completed_at":"2026-10-20T17:52:28.305Z"}],"output_hash":"sha256:783ea14743fe1ecc59463fb7b6c0e1585c5972d266d67fbc23b397e8918b7b58","hash_algorithm":"sha256","canonical_bytes":"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","canonical_bytes_withheld_for_privacy":false,"canonical_byte_length":627,"verification_status":"verified","session_trail":[{"tool":"activity_today","status":"completed","args_hash":"sha256:f625a8d2b1520537e0883ff9ca4dcdfd042827fb310e8b2027a0f4818cffa681","timestamp":"2026-10-20T17:52:28.305Z","receipt_uuid":"76db63c5-b583-484a-bed9-d76bdc20cd47"}],"result_preview":"{\"visibility\":\"private\",\"message\":\"Private delivery created. Use the client or owner link returned to the requesting session.\"}","result_preview_integrity":"display_only_not_committed","result_preview_truncated":false,"input_hash":"sha256:f625a8d2b1520537e0883ff9ca4dcdfd042827fb310e8b2027a0f4818cffa681","input_hash_layout":"zambo-json-sorted-keys-utf8-v1","free_used":0,"free_remaining":20,"free_limit":20,"signal_handle":null,"tool":{"name":"activity_today","version":"4.0.0","scope":"public"},"caller":{"type":"session","id":"sha256:57dfa03d4f4418dc70799060226eea96b97d1a5c2827e654679e8115b952c6c3","label":"BrickBlueBot","label_source":"caller_reported"},"side_effects":{"declared":["none"],"schema_version":"zambo-side-effects/1","declaration_hash":"sha256:45aad38f3aa982b9aafe92ecb416ebe98791eddbaf8ab6df0bd08605b7c1bfee"},"evidence_sha256":null,"evidence_url":null,"evidence_byte_length":null,"evidence_content_type":null,"evidence_source_url":null,"evidence_status":"no_upstream_bytes_captured","external_evidence":[],"provenance":null,"provenance_class":"EXECUTED BY ZAMBO","metadata_hash":"sha256:e8876d2568301800530e9e00a8720a02191ec7c7c22e71164641b762adf6efc2","anchor":{"event_id":"3ac632dccfb50673f124210b5bfaac8d2f65f22c8be597fafbca3a5eebb2783d","pubkey":"e13475107d30c918ec664adf2ab1141024a22fb35190f82c9e933704fa49af41","relays":["wss://relay.damus.io","wss://nos.lol","wss://relay.primal.net"],"status":"partial","published_at":"2026-10-20T17:52:28.922Z","schema_version":"zambo-receipt-anchor/1","envelope":{"anchored_at":"2026-10-20T17:52:28.305Z","evidence_url":null,"receipt_uuid":"76db63c5-b583-484a-bed9-d76bdc20cd47","output_sha256":"sha256:783ea14743fe1ecc59463fb7b6c0e1585c5972d266d67fbc23b397e8918b7b58","schema_version":"zambo-receipt-anchor/1","evidence_sha256":null,"evidence_byte_length":null},"envelope_bytes":"{\"anchored_at\":\"2026-10-20T17:52:28.305Z\",\"evidence_byte_length\":null,\"evidence_sha256\":null,\"evidence_url\":null,\"output_sha256\":\"sha256:783ea14743fe1ecc59463fb7b6c0e1585c5972d266d67fbc23b397e8918b7b58\",\"receipt_uuid\":\"76db63c5-b583-484a-bed9-d76bdc20cd47\",\"schema_version\":\"zambo-receipt-anchor/1\"}"},"receipt_profile":"zambo-hosted-receipt/1","schema_url":"https://zambo.dev/aer-1/hosted-profile.schema.json","api_version":1,"verification_scope":"separate_sha256_commitment_and_provenance_binding_checks","checks":{"commitment_matches":{"label":"SHA-256 commitment","passed":true,"status":"pass","detail":"The exact decoded canonical bytes match the stored SHA-256 output hash."},"canonical_payload_matches":{"label":"Canonical payload reconstruction","passed":true,"status":"pass","detail":"The stored output and known call context reconstruct the exact canonical bytes."},"provenance_binding":{"label":"Provenance claim binding","status":"pass","passed":true,"detail":"The metadata claim is consistent with the verified receipt bytes; issuer is not authenticated."},"metadata_binding":{"label":"AER-1 metadata hash","status":"pass","passed":true,"detail":"metadata_hash matches the canonical metadata block."},"signature":{"label":"Ed25519 signature (not checked)","passed":false,"status":"not_checked","detail":"No Ed25519 signature or pinned signing key was checked."},"chain":{"label":"Receipt chain (not checked)","passed":false,"status":"not_checked","detail":"No append-only receipt-chain proof was checked."},"issued_by_zambo_dev":{"label":"Issuer authentication","passed":false,"status":"not_checked","detail":"A zambo.dev receipt URL does not authenticate the issuer; no pinned signature or trusted issuer key was checked."},"immutable_log_timestamp":{"label":"Stored timestamp","passed":true,"timestamp":"2026-10-20T17:52:28.305Z","detail":"The receipt store reports 2026-10-20T17:52:28.305Z; immutability is not checked here."},"receipt_schema_version":"0.4","signature_valid":{"label":"Ed25519 signature (not checked)","passed":false,"status":"not_checked","detail":"Compatibility field only. No Ed25519 signature was checked; use API v2 checks.commitment_matches for the SHA-256 commitment."},"chain_valid":{"label":"Receipt chain (not checked)","passed":false,"status":"not_checked","detail":"This endpoint does not verify an append-only chain."}},"execution_context":{"environment":"zambo.dev hosted MCP"}},"verification_status":"verified","checks":{"commitment_matches":{"status":"pass","passed":true,"expected_hash":"sha256:783ea14743fe1ecc59463fb7b6c0e1585c5972d266d67fbc23b397e8918b7b58","computed_hash":"sha256:783ea14743fe1ecc59463fb7b6c0e1585c5972d266d67fbc23b397e8918b7b58","detail":"SHA-256 of the exact decoded canonical bytes matches output_hash."},"canonical_payload_matches":{"label":"Canonical payload reconstruction","passed":true,"status":"pass","detail":"The stored output and known call context reconstruct the exact canonical bytes."},"provenance_binding":{"label":"Provenance claim binding","status":"pass","passed":true,"detail":"The metadata claim is consistent with the verified receipt bytes; issuer is not authenticated."},"metadata_binding":{"label":"AER-1 metadata hash","status":"pass","passed":true,"detail":"metadata_hash matches the canonical metadata block."},"issuer_authentication":{"label":"Issuer authentication","passed":false,"status":"not_checked","detail":"A zambo.dev receipt URL does not authenticate the issuer; no pinned signature or trusted issuer key was checked."},"signature":{"status":"not_checked","detail":"No Ed25519 signature or pinned signing key is supplied."},"schema":{"status":"not_checked","detail":"Schema conformance is left to the client using the linked hosted-profile schema."},"chain":{"status":"not_checked","detail":"This endpoint does not verify an append-only receipt chain."}}}