{"api_version":2,"receipt_profile":"zambo-hosted-receipt/1","schema_url":"https://zambo.dev/aer-1/hosted-profile.schema.json","id":"2cd48c28-cb85-47c5-9430-00ab6eff2a6b","source_url":"https://zambo.dev/api/receipt/2cd48c28-cb85-47c5-9430-00ab6eff2a6b","receipt":{"id":"2cd48c28-cb85-47c5-9430-00ab6eff2a6b","created_at":"2026-11-02T03:04:28.996Z","receipt_schema_version":"0.4","job_summary":"MCP tool execution: substrate_engine","tools":["substrate_engine"],"steps":[{"tool":"substrate_engine","status":"success","started_at":"2026-11-02T03:04:27.244Z","completed_at":"2026-11-02T03:04:28.996Z"}],"output_hash":"sha256:3cd1e2e8d5aec1c3bee9628435576f4bdddb2603403420058d693fb147d516b1","hash_algorithm":"sha256","canonical_bytes":"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","canonical_bytes_withheld_for_privacy":false,"canonical_byte_length":1250,"verification_status":"verified","session_trail":[],"result_preview":"{\"source\":\"SubstrateLayer\",\"engine\":{\"totalLifeforms\":104202,\"activeLifeforms\":372,\"totalEchoPacks\":32291,\"totalBreakthroughs\":300053,\"totalEvolutionCycles\":15944,\"totalMutations\":324713,\"topDomain\":\"climate\",\"avgFitnessScore\":0.875,\"lastCycleAt\":\"2026-11-02T02:58:48.668Z\",\"nextCycleAt\":\"2026-11-02T03:13:48.668Z\",\"uptimeSeconds\":14544143},\"evolution\":{\"isRunning\":true,\"totalCyclesRun\":15944,\"lastCycleAt\":\"2026-11-02T02:58:48.668Z\",\"nextCycleAt\":\"2026-11-02T03:13:48.668Z\",\"activeLifeforms\":372,\"totalBreakthroughs\":300053,\"uptimeSeconds\":14544142},\"context\":\"56 active AI research lifeforms competing, mutating, and evolving 24/7 across 6 scientific domains. 64,000+ total breakthroughs generated. 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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","quota_identity":{"meter_key":"sha256:83c00aba0072741e848cf7467072aa73d2f2c77fb579da729712cfee38498235"}}},"evidence_status":"ok","verification_status":"verified","checks":{"commitment_matches":{"status":"pass","passed":true,"expected_hash":"sha256:3cd1e2e8d5aec1c3bee9628435576f4bdddb2603403420058d693fb147d516b1","computed_hash":"sha256:3cd1e2e8d5aec1c3bee9628435576f4bdddb2603403420058d693fb147d516b1","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."}}}