{"_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_ff0d64ee0ceba2540ca5441b9fa5f78936a4da2b1ef849ebd5851938a0919fce","bitcoin_anchor":{"bitcoin_attestations":["bitcoin_block_949451"],"calendar_attestations":["https://finney.calendar.eternitywall.com","https://btc.calendar.catallaxy.com","https://alice.btc.calendar.opentimestamps.org","https://bob.btc.calendar.opentimestamps.org"],"ots_url":"/registry/data/substrate/anchors/77fc9c28fae777b81da5b495b3115474df6592dfac590333213d3bdf8b94a9b3.ots","stamped_at":"2026-05-15T03:00:03Z","status":"bitcoin"},"envelope":{"anchors":[{"chain":"crovia.axiom_graph","height":0,"merkle_proof":"8a816048982f72db5efa56390c8b06e8773946b1d3a25139820455629f6aa37d","root_at_anchor":"8a816048982f72db5efa56390c8b06e8773946b1d3a25139820455629f6aa37d"}],"axiom_id":"axm_ff0d64ee0ceba2540ca5441b9fa5f78936a4da2b1ef849ebd5851938a0919fce","axiom_type":"AX.OBS","body":{"absence_streak_days":0,"collector_run_at":"","collector_run_id":"","collector_version":"","days_monitored":69,"evidence":{},"first_seen":"2026-02-18T16:01:02.785010Z","last_seen":"2026-04-29T16:00:33.136007Z","merkle_root":"09796e92c3b8a5b7109cbc65c6dc4b757c31add1bf8e06333126a5f06e7eec99","observation_count":42,"observation_type":"presence","observed_at":"2026-04-28T17:01:19Z","receipt_hash":"sha256:61a9c12c5a8fd7831ec21206e9e8d4280110f0d262d09800ce00e2e4c08dedce","registry_endpoint":"https://registry.croviatrust.com"},"confidence":{"method":"deterministic"},"decision":"POSITIVE","issued_at":"2026-04-28T17:01:19Z","object":{"captured_by":"autonomous_observer","primary_source_url":""},"predecessors":[],"schema":"crovia.axiom.v1","signature":"ed25519:c2ad56ffd4f002f530ff290cc421334ebb6e3ae36df1c1e6d0b49064d3ca5ddd09492068ec897b4b5969907c5713cd8ec63965d749470e6f876cb561b9410d09","signer":"crovia.substrate","subject":{"source_collector":"autonomous_observer","target_id":"OpenMed/OpenMed-NER-GenomeDetect-ModernMed-149M"},"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":"7ed8c58e92ef8e9f74128d1d7d7dd9ffc0d0722a6c7afc5165917018aa149bff","leaf_index":102200,"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":"7fe2237eec640f114a2089c1f170c036cccabdd58d78caa718bfe7533beeeeff","side":"right"},{"sibling":"8aeeac3505d4820ee447a67b8a0a8b5e1fd9b33f952a577460f6a582fe05b97d","side":"right"},{"sibling":"b7ee47b5bf52e169205e9d78126935230202a9a815362b6e2357ef8716bec2e5","side":"right"},{"sibling":"255f4af01cacdb07717661fb38838cddf748f8f2a00d1b10fcff289fe8e0583e","side":"left"},{"sibling":"38f8cd700334b132e698dbd1d83c5a3b5d2e49d071cd74be4a9c67ed63ddc36d","side":"left"},{"sibling":"be2f8421acc04a7f49c6ea2b76d6cdf886744d18699db3c9b959f99fdf57443f","side":"left"},{"sibling":"50b7b2273ffc92583401abb6f6a87457a14b9904c07880f6496ff3c505785fc3","side":"right"},{"sibling":"820e1cf7b083c596effca75eae0f6d40216820d46a5b74ad60d7e0b93af764ce","side":"right"},{"sibling":"a8230f330443027f11ed186a2e12b1010f3bc4827cf9cf26f49c6967ffacac0a","side":"left"},{"sibling":"217dcf08d51f3456bfda6fc02ad704e94360975f4a887ef31030bf4bb9ed6ceb","side":"left"},{"sibling":"b6b694b417e11f326695a6a178fa41dca0c84d57b13c4df8a45c2ac804dc69a2","side":"left"},{"sibling":"3d259d71e7fb9ce5ec423e2147a36c15df3bae1db24bbc5b0b8a8b8c1b422a0f","side":"left"},{"sibling":"d1174e94fc1ed0460c85f6a9ef72f3cf8d9d08387c25181d883b249e30474b8e","side":"right"},{"sibling":"5a15444055979ec247554550883b27fbe21bbcc5e52a6045f0d82ab5890393c7","side":"right"},{"sibling":"21d1e30b556f553dc939fddc23e6367f0a7755ebe3dd489dc0001cef017beb7f","side":"right"},{"sibling":"f2817ab288b5324fe49770372c7a10f33f7cd11005f8d4c0a730316f5229dc98","side":"left"},{"sibling":"725fac972e772ca0dc598810ea1abc70df472f72d2d6ab8a0baee2b80e5d2f4c","side":"left"},{"sibling":"98fc57dfef8873b512edc8340f7181df57302bb96777625e072235c62d7c5895","side":"right"}]},"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":134292,"merkle_root":"77fc9c28fae777b81da5b495b3115474df6592dfac590333213d3bdf8b94a9b3","public_key_hex":"cf742e26f75669dc673cb5c0786a1ae23ae8ca19c347317192ce40c28a7ff25c","run_id":"hourly_json_retrofit_20260515T023701Z","schema":"crovia.seal.v1","seal_family_version":"crovia-seal-family/1","seal_kind":"substrate_batch","sealed_at":"2026-05-15T02:37:25Z","sig_algorithm":"ed25519","signature":"68107a834b00b24f5d4501e5ec727445311f132a486567ecc4c72a4e6dff24c8c21f2de3105293353ba5fdbe370d032819af6aa70f694e2e39b6af6737507009","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_ff0d64ee0ceba2540ca5441b9fa5f78936a4da2b1ef849ebd5851938a0919fce"}}