{"api_version":2,"receipt_profile":"zambo-hosted-receipt/1","schema_url":"https://zambo.dev/aer-1/hosted-profile.schema.json","id":"75e0c613-ede8-4c64-9da7-39ea0e2ca994","source_url":"https://zambo.dev/api/receipt/75e0c613-ede8-4c64-9da7-39ea0e2ca994","receipt":{"id":"75e0c613-ede8-4c64-9da7-39ea0e2ca994","created_at":"2026-10-30T03:06:04.414Z","receipt_schema_version":"0.4","job_summary":"MCP tool execution: substrate_engine","tools":["substrate_engine"],"steps":[{"tool":"substrate_engine","status":"success","started_at":"2026-10-30T03:06:03.044Z","completed_at":"2026-10-30T03:06:04.414Z"}],"output_hash":"sha256:14c8e63128bba4c03a0e350df5e2f9dc47094374c211ab263d7e299c3f0857dc","hash_algorithm":"sha256","canonical_bytes":"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","canonical_bytes_withheld_for_privacy":false,"canonical_byte_length":1245,"verification_status":"verified","session_trail":[],"result_preview":"{\"source\":\"SubstrateLayer\",\"engine\":{\"totalLifeforms\":101926,\"activeLifeforms\":417,\"totalEchoPacks\":31708,\"totalBreakthroughs\":294915,\"totalEvolutionCycles\":15652,\"totalMutations\":319459,\"topDomain\":\"ai\",\"avgFitnessScore\":0.879,\"lastCycleAt\":\"2026-10-30T02:53:19.708Z\",\"nextCycleAt\":\"2026-10-30T03:08:19.708Z\",\"uptimeSeconds\":14285038},\"evolution\":{\"isRunning\":true,\"totalCyclesRun\":15652,\"lastCycleAt\":\"2026-10-30T02:53:19.708Z\",\"nextCycleAt\":\"2026-10-30T03:08:19.708Z\",\"activeLifeforms\":417,\"totalBreakthroughs\":294915,\"uptimeSeconds\":14285038},\"context\":\"56 active AI research lifeforms competing, mutating, and evolving 24/7 across 6 scientific domains. 64,000+ total breakthroughs generated. Engine has been running uninterrupted.\"}","result_preview_integrity":"display_only_not_committed","result_preview_truncated":false,"input_hash":"sha256:44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a","input_hash_layout":"zambo-json-sorted-keys-utf8-v1","free_used":0,"free_remaining":0,"free_limit":0,"signal_handle":null,"tool":{"name":"substrate_engine","version":"4.0.0","scope":"public"},"caller":{"type":"anonymous","id":"sha256:831c0b63a8e508a6e53738c083ac40181438af8f6d1b1be7ea56ff0cfa7668a9","basis":"ip_ua_30d","rotates_at":"2026-11-03T00:00:00.000Z"},"side_effects":{"declared":["none"],"schema_version":"zambo-side-effects/1","declaration_hash":"sha256:45aad38f3aa982b9aafe92ecb416ebe98791eddbaf8ab6df0bd08605b7c1bfee"},"evidence_sha256":"sha256:93d6143923275b5e311385ad99da83b41a961d07af757808b5ffd95fbb4e89ac","evidence_url":"/api/evidence/93d6143923275b5e311385ad99da83b41a961d07af757808b5ffd95fbb4e89ac","evidence_byte_length":737,"evidence_content_type":"application/json","evidence_source_url":null,"evidence_status":"captured","external_evidence":[],"provenance":null,"provenance_class":"EXECUTED BY ZAMBO","metadata_hash":"sha256:420b443bec095e16a8f6c7b1332bc81c5124603540f823c361ab9bb5fe933cbc","anchor":{"event_id":"45652ee5eb23d823d17dc99a9b804c8ed91a2d1ee865e9c43c8ccdf8e491e5ec","pubkey":"e13475107d30c918ec664adf2ab1141024a22fb35190f82c9e933704fa49af41","relays":["wss://relay.damus.io","wss://nos.lol","wss://relay.primal.net"],"status":"partial","published_at":"2026-10-30T03:06:05.037Z","schema_version":"zambo-receipt-anchor/1","envelope":{"anchored_at":"2026-10-30T03:06:04.414Z","evidence_url":"https://zambo.dev/api/evidence/93d6143923275b5e311385ad99da83b41a961d07af757808b5ffd95fbb4e89ac","receipt_uuid":"75e0c613-ede8-4c64-9da7-39ea0e2ca994","output_sha256":"sha256:14c8e63128bba4c03a0e350df5e2f9dc47094374c211ab263d7e299c3f0857dc","schema_version":"zambo-receipt-anchor/1","evidence_sha256":"sha256:93d6143923275b5e311385ad99da83b41a961d07af757808b5ffd95fbb4e89ac","evidence_byte_length":737},"envelope_bytes":"{\"anchored_at\":\"2026-10-30T03:06:04.414Z\",\"evidence_byte_length\":737,\"evidence_sha256\":\"sha256:93d6143923275b5e311385ad99da83b41a961d07af757808b5ffd95fbb4e89ac\",\"evidence_url\":\"https://zambo.dev/api/evidence/93d6143923275b5e311385ad99da83b41a961d07af757808b5ffd95fbb4e89ac\",\"output_sha256\":\"sha256:14c8e63128bba4c03a0e350df5e2f9dc47094374c211ab263d7e299c3f0857dc\",\"receipt_uuid\":\"75e0c613-ede8-4c64-9da7-39ea0e2ca994\",\"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":"2026-10-30T03:06:04.414Z","detail":"The receipt store reports 2026-10-30T03:06:04.414Z; 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":"sha256:14c8e63128bba4c03a0e350df5e2f9dc47094374c211ab263d7e299c3f0857dc","computed_hash":"sha256:14c8e63128bba4c03a0e350df5e2f9dc47094374c211ab263d7e299c3f0857dc","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."}}}