{"_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_754f6a3ab9359af2f2bfbab5ac4bdc2faa19ba9caf3a3663de1aab720ecbab8c","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_754f6a3ab9359af2f2bfbab5ac4bdc2faa19ba9caf3a3663de1aab720ecbab8c","axiom_type":"AX.OBS","body":{"absence_streak_days":0,"collector_run_at":"","collector_run_id":"","collector_version":"","days_monitored":66,"evidence":{},"first_seen":"2026-02-20T07:00:41.108990Z","last_seen":"2026-04-27T17:00:12.342142Z","merkle_root":"0c6185a0555625cb7e4c111daa9f0f84c994714aab1ed52f6568ea8356e3b717","observation_count":42,"observation_type":"presence","observed_at":"2026-04-22T01:01:30Z","receipt_hash":"sha256:5c9b027f9dea437990c1ac537d6c2e1d50ee4162273ca0dec19e052be3287a79","registry_endpoint":"https://registry.croviatrust.com"},"confidence":{"method":"deterministic"},"decision":"POSITIVE","issued_at":"2026-04-22T01:01:30Z","object":{"captured_by":"autonomous_observer","primary_source_url":""},"predecessors":[],"schema":"crovia.axiom.v1","signature":"ed25519:820990f4d5b78807262cc7b46413e5aefb824deda0eb27f30135e5a062f135d05424d16da69fe4488f95d590395aad058da52b0cc272781a785d434e2fd33d02","signer":"crovia.substrate","subject":{"source_collector":"autonomous_observer","target_id":"google/medgemma-1.5-4b-it"},"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":"055082c9faa3d041ee582550923ae46e577b9a39c7d39f75b9678b51c5b1ce21","leaf_index":78513,"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":"8f04e30b81c7b804ae51ee822cbf92a20cfc3145ef1f2894618d7b8ff401c0a6","side":"left"},{"sibling":"c456f280461e11c2f4a36b89e1906bc2ff55ee55e7ac1ae3548acebf6c1b8166","side":"right"},{"sibling":"54652b290129461da689964b15e1dc6fff11abc5e290a389e5c85139e39f8360","side":"right"},{"sibling":"4f6aac5e036647ee144a052a763fdfd9448431bdc7cfc6c0d61b3c4728d92b98","side":"right"},{"sibling":"f64aa76193753a7fc130119bb15300f4037b7e34b203153f70ba3c692e4c7d8c","side":"left"},{"sibling":"284396c3f6cce0e3e42ea9b0cf9513cd650a1b24355828fefed9033624d21258","side":"left"},{"sibling":"2e5c52cbabd126b33464a22c1f705f0b64db1f4189e2d12db45d7b708e884013","side":"right"},{"sibling":"4903cca56516f923a7b52ab1de1a8e99dade6e659911818e6a0404da27a2603a","side":"left"},{"sibling":"14c95a1d107441fee7c8a5acfcc934ef6da7e6a04e73f07c29fda3a0da81216e","side":"right"},{"sibling":"f817323a5fcdc8b9eb83ede16f78cefd3a476c8f20d511f02486e59739021798","side":"left"},{"sibling":"9a4091ec0042b639b572878f0aed3a2705e55648ffe55b28f59b124d4e1d22c9","side":"right"},{"sibling":"59df1ba43bf1049d88c380e2479709d35f0311209666773a79dd630c0870c75f","side":"right"},{"sibling":"4c50e90052605df43d3810b7ca550d1ba6d38e8a4952cec43a81ec9f389c8c7e","side":"left"},{"sibling":"65ff23311867bed6ed3a2828669ef534081c1feb92557143850e59cdc9c50a08","side":"left"},{"sibling":"0fef91ab88810c661a18c430bde793ce9e2b5d0c1f8a5c1fbc689fbd5721cada","side":"right"},{"sibling":"309f6b889442fc3071c47ed203e9df610e54abc910768c36466c7eb883a80716","side":"right"},{"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_754f6a3ab9359af2f2bfbab5ac4bdc2faa19ba9caf3a3663de1aab720ecbab8c"}}