{"_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_dc7796c3993d8e3c38113f9bf723b28545d99d2f0b1a59ff3473cfaf6cf2eeef","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_dc7796c3993d8e3c38113f9bf723b28545d99d2f0b1a59ff3473cfaf6cf2eeef","axiom_type":"AX.ABS","body":{"absence_streak_days":65,"collector_run_at":"","collector_run_id":"","collector_version":"","days_monitored":65,"evidence":{},"first_seen":"2026-02-20T16:01:01.362268Z","last_seen":"2026-04-26T22:00:23.664291Z","merkle_root":"0c6185a0555625cb7e4c111daa9f0f84c994714aab1ed52f6568ea8356e3b717","observation_count":30,"observation_type":"absence","observed_at":"2026-02-28T23:01:11Z","receipt_hash":"sha256:5457af2ac55e115aec4c0ae2276fd62246d65d5df75407a7b37e389dff507162","registry_endpoint":"https://registry.croviatrust.com"},"confidence":{"method":"deterministic"},"decision":"NEGATIVE","issued_at":"2026-02-28T23:01:11Z","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":"ed25519:4516b9ed266ab31d9d03fea33d87a65ed97da3cbe684738a8fb0ad829470a5d2681dc688b9671a55a9ae7fce9786fd02041b12c9b8b49ab808a6e7ebbc2d9c0b","signer":"crovia.substrate","subject":{"source_collector":"autonomous_observer","target_id":"zhiyongchen/robust_speaker_recognition_OSI_with_TTS"},"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":"5aa617f4d9b1005612e3081e35a3bea3bf0e23dba4cef77f27507a7c47bc2ed5","leaf_index":82889,"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":"49620702ccb63f161b5cd3d834ef6f6eee886aab71b665bdf582d67863c3378d","side":"left"},{"sibling":"4c8169bc84e7e4366cec430951ae18609492139bd930f8a111cce7d6e181afad","side":"right"},{"sibling":"4f48daa0deb5c82a774f03ea5e6d064130d06bac80a5a9854c02b233a76bb302","side":"right"},{"sibling":"d781b48f921d78491f4c94d86ba4a54fa45a3f541019aa4aecc5c9200ff6a95f","side":"left"},{"sibling":"4c06be513686b33d55d853b332d0ca86a0b36995c2f63904321e153ff796751b","side":"right"},{"sibling":"d1e3a9f6be6f7e6474ca0f118f91e002ebe3b6623aae5bb697585f8c4bac5a2e","side":"right"},{"sibling":"d599c69db5d6da46d755e414d93d837caa84d4a9b505388af041edecc4ef0258","side":"left"},{"sibling":"f6cc8ab0bd59d216d7707b69d797421891a7f46fdac6c3b74097733576484cec","side":"left"},{"sibling":"87e6711a9304f107d108686b94498aa450a2be83ffe3b6979d8de1235b617dba","side":"left"},{"sibling":"373f23cd244cd0ddc65f19f78c06d6424d61dd0da323f448c7bda2e77b2a4307","side":"left"},{"sibling":"0a74540c69e52976bd82a5e9389d523dd1ee7eb0a7b6dca9ba1d6da629a0f0b5","side":"right"},{"sibling":"567a4f2fd62b21a328150c659a3889c0de4e0b8912a10b96b7ae413c740605bb","side":"right"},{"sibling":"8bc99cf5880f41b5ae9cb59a4abe152045a388ed3155e24f99fa12513ba614b9","side":"right"},{"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_dc7796c3993d8e3c38113f9bf723b28545d99d2f0b1a59ff3473cfaf6cf2eeef"}}