{"_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_90ee1181e919c6fb84500dfcab755c0c19ee38bcde11ef40f2b81d846ff87ce9","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_90ee1181e919c6fb84500dfcab755c0c19ee38bcde11ef40f2b81d846ff87ce9","axiom_type":"AX.OBS","body":{"absence_streak_days":0,"collector_run_at":"","collector_run_id":"","collector_version":"","days_monitored":70,"evidence":{},"first_seen":"2026-02-14T07:00:22.533027Z","last_seen":"2026-04-26T03:00:33.207006Z","merkle_root":"0c6185a0555625cb7e4c111daa9f0f84c994714aab1ed52f6568ea8356e3b717","observation_count":47,"observation_type":"presence","observed_at":"2026-04-20T05:00:32Z","receipt_hash":"sha256:10da5a9ea92b25e07f18c4f3c5b8b15996be75066331562847edcd540388a35d","registry_endpoint":"https://registry.croviatrust.com"},"confidence":{"method":"deterministic"},"decision":"POSITIVE","issued_at":"2026-04-20T05:00:32Z","object":{"captured_by":"autonomous_observer","primary_source_url":""},"predecessors":[],"schema":"crovia.axiom.v1","signature":"ed25519:518ee385ca5c77ea302ef15e509b705ec823ee7d971a566ef38fea3ebdd3a128f86d67ea5baa98ac4670d207df9bc44a838649ac3caba5daa7147cb1914b7a03","signer":"crovia.substrate","subject":{"source_collector":"autonomous_observer","target_id":"owkin/phikon"},"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":"abe4957e5df95cd5401dbf400e04326b06cfd0c85888be1d30723c01ca980596","leaf_index":64295,"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":"7d0a1b3452d76bf9b122e9286a6cb777775c76e9d9608abf2a8170946e9d17c5","side":"left"},{"sibling":"a0d472254b7948433576bc58d69de028169ebe5638395aa74802b0442c75c3a2","side":"left"},{"sibling":"80c299930a0f06b88bb9cce8df783d681b81d643d9ac1ac74f5d875fba939225","side":"left"},{"sibling":"1c5d5f4cbf282f1bc62d1122bc8bd6f080f08a184244b6a0fe30b3286078155b","side":"right"},{"sibling":"eb020fa935a3c93f012d5267a073c5cc236120a9e0e97fc64423854a921cf33b","side":"right"},{"sibling":"1c01e754d8b72b522f63580b4ee6e11e5e1efb1cfb095fa7f590f0e3adf0e98b","side":"left"},{"sibling":"d652016a2df99014d4d1d67046dd43698dd07e4138e47c95c92ce3c3bd79b217","side":"right"},{"sibling":"309daeac53a9ab9e56d91e4bbd0b36951183f09c67288fb958a07d91afc56cc0","side":"right"},{"sibling":"da8ffb7afdc567c11c5d2ada6d6ef1e25547dccfe794bf33ba65c6264e171bb5","side":"left"},{"sibling":"b767db4ef548517420eac8725eda235e096afc535fe7b8061efda50f8f1f2343","side":"left"},{"sibling":"497425940f7b97d1d6bf41c6e708c8dffc2586b4c02355b7bab72c5da48a7546","side":"right"},{"sibling":"9ea84fa3ec82afa03eafa7bfdde6591995fe0003752471b64770be48f286c612","side":"left"},{"sibling":"3da7de45ca7c0fe126daba82ab23a4be15aac357d330dbcc0cc2473617e72b73","side":"left"},{"sibling":"77e78b405f7d161fc06221162e9a4a4406599b6ff330096e345a8bacb3418a93","side":"left"},{"sibling":"50d3556abd7f90692eac8f747c0342878674c488daa447afd5df5b6609a1b279","side":"left"},{"sibling":"2e9e9a3fabea692612cc173a5f518a60aa26927766beeb271eaed677a45dc1b4","side":"left"},{"sibling":"cc0e8d14567fc276aaffc2d1dc980dc8c5f78207f8e67d1a44382c24dfe0c665","side":"right"},{"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_90ee1181e919c6fb84500dfcab755c0c19ee38bcde11ef40f2b81d846ff87ce9"}}