{"_canonicalization":{"envelope_id":"axm_ + sha256(envelope minus {signature, axiom_id, anchors})","envelope_signature":"ed25519(envelope minus {signature, axiom_id})","json":"sort_keys=True, separators=(',',':'), ensure_ascii=False, allow_nan=False, utf-8","leaf_hash":"sha256(0x00 || canonical_json(envelope_full))","seal_signature":"ed25519(seal minus {signature, sig_algorithm})"},"axiom_id":"axm_f290bc649789bc486c8259c18dfe3a20e76a1700b3097000cdee343f616af53e","bitcoin_anchor":{"bitcoin_attestations":[],"calendar_attestations":[],"ots_url":"","stamped_at":"","status":"pending_next_stamp"},"envelope":{"anchors":[{"chain":"crovia.axiom_graph","height":0,"merkle_proof":"8a816048982f72db5efa56390c8b06e8773946b1d3a25139820455629f6aa37d","root_at_anchor":"8a816048982f72db5efa56390c8b06e8773946b1d3a25139820455629f6aa37d"}],"axiom_id":"axm_f290bc649789bc486c8259c18dfe3a20e76a1700b3097000cdee343f616af53e","axiom_type":"AX.OBS","body":{"absence_streak_days":0,"collector_run_at":"","collector_run_id":"","collector_version":"","days_monitored":88,"evidence":{},"first_seen":"2026-03-03T01:00:16.022284Z","last_seen":"2026-05-30T12:00:06.588831Z","merkle_root":"dbd1085217dab204cc4828a0242797cc5da307aefa3a2317710a138200eed3c0","observation_count":56,"observation_type":"presence","observed_at":"2026-05-22T04:00:21Z","receipt_hash":"sha256:f9da228e94fcd60496e29c87cb21aedca39c8b83300de9579a1845402f032fd5","registry_endpoint":"https://registry.croviatrust.com"},"confidence":{"method":"deterministic"},"decision":"POSITIVE","issued_at":"2026-05-22T04:00:21Z","object":{"captured_by":"autonomous_observer","primary_source_url":""},"predecessors":[],"schema":"crovia.axiom.v1","signature":"ed25519:de31516777e3d2b3452858045a97e752d06b3b56461424478846ce2e7c9a46b6c5e74e2c2f1fb50a65c774d4f399e07b817343ff3934f16eae592471d067700b","signer":"crovia.substrate","subject":{"source_collector":"autonomous_observer","target_id":"OpenMed/OpenMed-NER-SpeciesDetect-PubMed-335M"},"tsa":{"authority":"crovia.substrate.bootstrap","rfc3161_token":"{\"kind\":\"crovia.bootstrap.tsa\",\"source_jsonl\":\"/opt/crovia/hf_datasets/global-ai-training-omissions/observations.jsonl\",\"source_seal_merkle_root\":\"8a816048982f72db5efa56390c8b06e8773946b1d3a25139820455629f6aa37d\",\"upgrade_path\":\"Sessione H \\u2014 OpenTimestamps weekly anchor\"}"},"zk_mode":"clear","zk_proof":null},"ledger":{"leaf_hash":"b418c99164df96595567d0a9d96458cb9c35b95d717ec661046bbbae49beb74c","leaf_index":204091,"ledger_path":"/opt/crovia/substrate/axiom_ledger.jsonl"},"merkle_proof":{"hash_alg":"sha256","leaf_prefix":"0x00","node_prefix":"0x01","odd_leaf_rule":"duplicate_last","path":[{"sibling":"f36b0da1e49ba1925651c3f8464619918591e349e89b304a43171d8b6763926e","side":"left"},{"sibling":"f49fdfee0eb4702eb9a740c1cf2f1ab932818b630a3b63f5f6c525ee4c8ade38","side":"left"},{"sibling":"f2489aafa3ab7a63e1b3514ffba9401dbe5e93ee8ac27b854466566d2d424a52","side":"right"},{"sibling":"dfc581f31fa36579fefbd87d26a48d252ad36ba2d9e662504452fb6aff09c5a9","side":"left"},{"sibling":"8cce5ba1bb2714f835516b3d4d27568750499d4304505b3d57ee472e21ebe96a","side":"left"},{"sibling":"274d3224b0b7cf0d8529a9b4e56832e76a94da00acfe89636894c1b3c891ce90","side":"left"},{"sibling":"ee4d9791cee094b0eb3048c3836b043475a3f9d6892549dcfee2f0af21e574b3","side":"right"},{"sibling":"f1dae0a5021fbb96773029b2344be2f9ee755680cc6e093cc108434ebd0d9f9a","side":"right"},{"sibling":"c09fdaa01a02b919eade7cccf34bce19f4fb91941c64ea8e93a40efdd163c956","side":"left"},{"sibling":"0d95022a66a53b86458d50b1cc0f015e7a23ae594a4d3b008ca1c431b13eb7a8","side":"right"},{"sibling":"2b96a6d683e9a2fd51361f8a6b9f694216baa42a557181b6f0e6501d82e26472","side":"left"},{"sibling":"f344fb2b76aeb85ce8759cae9f18ad7e6bc61b73efd9a5e79712b9d8372bbd8b","side":"left"},{"sibling":"1715a957725f308a94a8f50020a8355db31ec7241777aae8748aa5f0f40889ea","side":"left"},{"sibling":"f19f9cbe8e5a04d3d274e8be8f611602556cbd19a2f9e7c7afc798b815a226a0","side":"right"},{"sibling":"5d3d9b7b29b07dced290cc7a06c5b1db5df597baaf3236871a5c1ced6463aaeb","side":"right"},{"sibling":"1c40d18600737921292fee85528a9fffaf9e884a43500ea913306d8326cffeac","side":"right"},{"sibling":"c300cf0154c136afc09b1702a0be98f4ba5b6dc5cf57e8cc714ec1eaf4196eff","side":"left"},{"sibling":"d841ad93efda0869e5eb97678f348f03f5caab4353e05ff4bf18f47fb945b822","side":"left"}]},"schema":"crovia.axiom_proof.v1","seal":{"first_collector_run_id":"","first_receipt_hash":"","jsonl_path":"/opt/crovia/substrate/axiom_ledger.jsonl","key_id":"430895f101d38164","last_collector_run_id":"","last_receipt_hash":"","leaf_count":204300,"merkle_root":"6504e34fd02d2abe97efe13b648586c36b6744934616d8b9864f387ec884ec66","public_key_hex":"cf742e26f75669dc673cb5c0786a1ae23ae8ca19c347317192ce40c28a7ff25c","run_id":"hourly_json_retrofit_20260601T153829Z","schema":"crovia.seal.v1","seal_family_version":"crovia-seal-family/1","seal_kind":"substrate_batch","sealed_at":"2026-06-01T16:09:32Z","sig_algorithm":"ed25519","signature":"7fdc403f3c179a8f64ffdde58e48fcd6fdf4e21de53bff0a7ee6d43e90a4244d782ff4bda8961e0ca286a66a2e7c3aaed63cd0679574b36e0453f5cc47eb4901","signer_version":"1.1.0"},"trust_root":{"key_id":"430895f101d38164","public_key_hex":"cf742e26f75669dc673cb5c0786a1ae23ae8ca19c347317192ce40c28a7ff25c","signature_algorithm":"ed25519","url":"/registry/canon/TRUST_ROOT.md"},"verifier":{"spec":"/registry/canon/AXIOM_RECEIPT_v1.md","url":"/v/axm_f290bc649789bc486c8259c18dfe3a20e76a1700b3097000cdee343f616af53e"}}