{"_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_8dec3c539c647b198520bd101ad98571fb2eebff298099a0c7bec2f86204d0c9","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_8dec3c539c647b198520bd101ad98571fb2eebff298099a0c7bec2f86204d0c9","axiom_type":"AX.ABS","body":{"absence_streak_days":63,"collector_run_at":"","collector_run_id":"","collector_version":"","days_monitored":63,"evidence":{},"first_seen":"2026-02-21T18:00:17.620637Z","last_seen":"2026-04-26T10:00:28.633809Z","merkle_root":"0c6185a0555625cb7e4c111daa9f0f84c994714aab1ed52f6568ea8356e3b717","observation_count":44,"observation_type":"absence","observed_at":"2026-04-13T00:00:26Z","receipt_hash":"sha256:abc7dad640c33e1b1759c180a2d60b75ca70aa1580205f0418ee8eeb4811dccc","registry_endpoint":"https://registry.croviatrust.com"},"confidence":{"method":"deterministic"},"decision":"NEGATIVE","issued_at":"2026-04-13T00:00:26Z","notes":"AX.ABS minted from collector record with observation_type=absence","object":{"captured_by":"autonomous_observer","primary_source_url":""},"predecessors":[],"schema":"crovia.axiom.v1","signature":"ed25519:b0271e11bb1485b9151194776edfa94c4ca739c68828c2bd7073dfbbc6fbc453dceebabe91ae316303fb9f7f52b811dc822d4c45347b1cad106482acf3345e0d","signer":"crovia.substrate","subject":{"source_collector":"autonomous_observer","target_id":"lingshu-medical-mllm/Lingshu-7B"},"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":"d7deb2613589753833b0152fbad132394fbf1a42b61842fb6bba0e4b9c2a09cc","leaf_index":88951,"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":"cc1847f52e5f08140cfa8cc8b9da2bcac024d06703de1a0da42766dcf833c635","side":"left"},{"sibling":"be8f83a8c3e37d5693542308f3d5bf1691998951d648795a21b0619570f8e01f","side":"left"},{"sibling":"764226bfe14d8f66c6d5d33e84316f31782368a38779ebdcd8801ef6fb84e656","side":"left"},{"sibling":"8920d06a7df13bcc0a17fb5285c782da319a0f8668a80166a9b70e0519dca939","side":"right"},{"sibling":"78054a54ee851e0ce0f89ea1c6c27250387d0fee52d9c3db9f882974df674ac5","side":"left"},{"sibling":"c5e218f86ed60340ce649a4c3e0846c15cc79a4ce6044fbabbb978e7fc71567f","side":"left"},{"sibling":"c1c24642df06c3215f7dbeab0d89383b2945654bd0c9eabeb2fc9e734455e43e","side":"left"},{"sibling":"2c47fcf4b916df14dbfec6a8618a909b8ff2e4227b0af44e418fcbb5d9466bf8","side":"right"},{"sibling":"e4c16163c8bc1f451093b982ede33b4d64513e0925490d1f33d812601958a1c8","side":"left"},{"sibling":"c89f90847d75245896414c25b958bb4ab917c4f42db08c9f60d3c9f1aa039b4e","side":"left"},{"sibling":"362c724d8a450b135b95140739167f82a95528a79190b9bc1136abb379c844c9","side":"right"},{"sibling":"d9afdafc11bcc185bf3be73aa94a2774752554ce5e28412998ac7f3eefd060aa","side":"left"},{"sibling":"1d345d37845ab305fedee5f9e5f4347cc0a1443461cd6b6ce92f0cb02e544cd7","side":"left"},{"sibling":"c4def41e81dc1081cff30061e9d7598daa1d0aa63c9695552263f1329d95ecdc","side":"right"},{"sibling":"9a15d1993f357bb279d4dff09681bd714a19affce187ef4f7b5ecc1c7d0a3b9b","side":"left"},{"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_8dec3c539c647b198520bd101ad98571fb2eebff298099a0c7bec2f86204d0c9"}}