{"api_version":2,"receipt_profile":"zambo-hosted-receipt/1","schema_url":"https://zambo.dev/aer-1/hosted-profile.schema.json","id":"babbd754-5b1a-4229-8a22-0a4219f465b8","source_url":"https://zambo.dev/api/receipt/babbd754-5b1a-4229-8a22-0a4219f465b8","receipt":{"id":"babbd754-5b1a-4229-8a22-0a4219f465b8","created_at":"2026-10-25T03:04:39.832Z","receipt_schema_version":"0.4","job_summary":"MCP tool execution: substrate_engine","tools":["substrate_engine"],"steps":[{"tool":"substrate_engine","status":"success","started_at":"2026-10-25T03:04:37.862Z","completed_at":"2026-10-25T03:04:39.832Z"}],"output_hash":"sha256:421144aa309e6c72738652817adc062eece16af310b8574e74cce5a442396117","hash_algorithm":"sha256","canonical_bytes":"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","canonical_bytes_withheld_for_privacy":false,"canonical_byte_length":1244,"verification_status":"verified","session_trail":[],"result_preview":"{\"source\":\"SubstrateLayer\",\"engine\":{\"totalLifeforms\":98196,\"activeLifeforms\":270,\"totalEchoPacks\":30734,\"totalBreakthroughs\":286272,\"totalEvolutionCycles\":15165,\"totalMutations\":310755,\"topDomain\":\"ai\",\"avgFitnessScore\":0.871,\"lastCycleAt\":\"2026-10-25T02:54:21.743Z\",\"nextCycleAt\":\"2026-10-25T03:09:21.743Z\",\"uptimeSeconds\":13852953},\"evolution\":{\"isRunning\":true,\"totalCyclesRun\":15165,\"lastCycleAt\":\"2026-10-25T02:54:21.743Z\",\"nextCycleAt\":\"2026-10-25T03:09:21.743Z\",\"activeLifeforms\":270,\"totalBreakthroughs\":286272,\"uptimeSeconds\":13852952},\"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":"sha256:48163e9a8a39bc4e054e38340aa6d748e1662d3b88d2c7b8dc411a7f38351dc0","evidence_url":"/api/evidence/48163e9a8a39bc4e054e38340aa6d748e1662d3b88d2c7b8dc411a7f38351dc0","evidence_byte_length":736,"evidence_content_type":"application/json","evidence_source_url":null,"evidence_status":"captured","external_evidence":[],"provenance":null,"provenance_class":"EXECUTED BY ZAMBO","metadata_hash":"sha256:0432a4082a128332b45c097af8c15ec72d097f3a995eb832a37246d6c7db3137","anchor":{"event_id":"0bc2d7234c482403807ba84ea746d7faa872690954ef299563108e0d39d62312","pubkey":"e13475107d30c918ec664adf2ab1141024a22fb35190f82c9e933704fa49af41","relays":["wss://relay.damus.io","wss://nos.lol","wss://relay.primal.net"],"status":"partial","published_at":"2026-10-25T03:04:40.409Z","schema_version":"zambo-receipt-anchor/1","envelope":{"anchored_at":"2026-10-25T03:04:39.832Z","evidence_url":"https://zambo.dev/api/evidence/48163e9a8a39bc4e054e38340aa6d748e1662d3b88d2c7b8dc411a7f38351dc0","receipt_uuid":"babbd754-5b1a-4229-8a22-0a4219f465b8","output_sha256":"sha256:421144aa309e6c72738652817adc062eece16af310b8574e74cce5a442396117","schema_version":"zambo-receipt-anchor/1","evidence_sha256":"sha256:48163e9a8a39bc4e054e38340aa6d748e1662d3b88d2c7b8dc411a7f38351dc0","evidence_byte_length":736},"envelope_bytes":"{\"anchored_at\":\"2026-10-25T03:04:39.832Z\",\"evidence_byte_length\":736,\"evidence_sha256\":\"sha256:48163e9a8a39bc4e054e38340aa6d748e1662d3b88d2c7b8dc411a7f38351dc0\",\"evidence_url\":\"https://zambo.dev/api/evidence/48163e9a8a39bc4e054e38340aa6d748e1662d3b88d2c7b8dc411a7f38351dc0\",\"output_sha256\":\"sha256:421144aa309e6c72738652817adc062eece16af310b8574e74cce5a442396117\",\"receipt_uuid\":\"babbd754-5b1a-4229-8a22-0a4219f465b8\",\"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":"2026-10-25T03:04:39.832Z","detail":"The receipt store reports 2026-10-25T03:04:39.832Z; 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":"sha256:421144aa309e6c72738652817adc062eece16af310b8574e74cce5a442396117","computed_hash":"sha256:421144aa309e6c72738652817adc062eece16af310b8574e74cce5a442396117","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."}}}