{"api_version":2,"receipt_profile":"zambo-hosted-receipt/1","schema_url":"https://zambo.dev/aer-1/hosted-profile.schema.json","id":"5fb44c17-e910-4c11-84d9-db88fa342c65","source_url":"https://zambo.dev/api/receipt/5fb44c17-e910-4c11-84d9-db88fa342c65","receipt":{"id":"5fb44c17-e910-4c11-84d9-db88fa342c65","created_at":"2026-11-04T03:05:32.152Z","receipt_schema_version":"0.4","job_summary":"MCP tool execution: substrate_engine","tools":["substrate_engine"],"steps":[{"tool":"substrate_engine","status":"success","started_at":"2026-11-04T03:05:30.307Z","completed_at":"2026-11-04T03:05:32.152Z"}],"output_hash":"sha256:4343ad4cff7c2df61834c14c95cfb0d89cc57864d9bdeeba89b0ca7774999eb8","hash_algorithm":"sha256","canonical_bytes":"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","canonical_bytes_withheld_for_privacy":false,"canonical_byte_length":1252,"verification_status":"verified","session_trail":[],"result_preview":"{\"source\":\"SubstrateLayer\",\"engine\":{\"totalLifeforms\":105756,\"activeLifeforms\":311,\"totalEchoPacks\":32679,\"totalBreakthroughs\":303511,\"totalEvolutionCycles\":16137,\"totalMutations\":328179,\"topDomain\":\"economics\",\"avgFitnessScore\":0.875,\"lastCycleAt\":\"2026-11-04T02:55:53.616Z\",\"nextCycleAt\":\"2026-11-04T03:10:53.616Z\",\"uptimeSeconds\":14717006},\"evolution\":{\"isRunning\":true,\"totalCyclesRun\":16137,\"lastCycleAt\":\"2026-11-04T02:55:53.616Z\",\"nextCycleAt\":\"2026-11-04T03:10:53.616Z\",\"activeLifeforms\":311,\"totalBreakthroughs\":303511,\"uptimeSeconds\":14717006},\"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:f2a49000996da42197320f19ed2cf37361638cd811b8add15ce11581bfeb817e"}}},"evidence_status":"ok","verification_status":"verified","checks":{"commitment_matches":{"status":"pass","passed":true,"expected_hash":"sha256:4343ad4cff7c2df61834c14c95cfb0d89cc57864d9bdeeba89b0ca7774999eb8","computed_hash":"sha256:4343ad4cff7c2df61834c14c95cfb0d89cc57864d9bdeeba89b0ca7774999eb8","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."}}}