{"_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_a665e9462e67f77d7fa6902bd741bb2a8755324d3c742c03f7e87b1bfc9b5451","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_a665e9462e67f77d7fa6902bd741bb2a8755324d3c742c03f7e87b1bfc9b5451","axiom_type":"AX.ABS","body":{"absence_streak_days":65,"collector_run_at":"","collector_run_id":"","collector_version":"","days_monitored":65,"evidence":{},"first_seen":"2026-02-20T15:00:51.247170Z","last_seen":"2026-04-27T08:00:35.285461Z","merkle_root":"0c6185a0555625cb7e4c111daa9f0f84c994714aab1ed52f6568ea8356e3b717","observation_count":39,"observation_type":"absence","observed_at":"2026-03-03T01:01:09Z","receipt_hash":"sha256:7a3052da09c3a9171c6a9f82b37c436879da0f4e8b86acc8587849cca0a51737","registry_endpoint":"https://registry.croviatrust.com"},"confidence":{"method":"deterministic"},"decision":"NEGATIVE","issued_at":"2026-03-03T01:01:09Z","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":"ed25519:6bd358072b74fb4de2e0f9e5ae021970cd2583de7dc4109d10923368eafc43ccfbf9fe06337803810e2f8fa170b7f73681e56ccf99d1df0f078de85b9584840b","signer":"crovia.substrate","subject":{"source_collector":"autonomous_observer","target_id":"Helsinki-NLP/opus-mt-tc-big-tr-en"},"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":"d3a7051c07a6062db4931cf6091d148b694e1b3de2ec6e359d47fa7ee71d67e8","leaf_index":82358,"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":"3e77cea5e59b087bf4a3d145f4937ee224e90c190d881ec31fb13fba59f16500","side":"right"},{"sibling":"f679f1f224255fd39b3339d7d48fac576e619ea805956ea781e0bdd2814e2406","side":"left"},{"sibling":"3922439f6c9979742e00c225a84e257c5b083461b55378797184dd6cde9e1341","side":"left"},{"sibling":"2940cd5dfe7061f22ea65f64cf719ccbd081cc3a9be8ad4f2c409c6b21887f6d","side":"right"},{"sibling":"a5d187f52ce1cb1c4a805c69db2e2369627189c4e1095dd21c7bb821db5a5d38","side":"left"},{"sibling":"72a34b03c399e491b69b01104ddbfa790b9f2aecf54aad80174e86f869cf3d7d","side":"left"},{"sibling":"33a8d89108de240fe905797840640433e57fc0b3c5042ded588a48a963ead889","side":"right"},{"sibling":"86ae6fcc5a09b7e562e55152bcc665c3bafec9af2c7219066362bd677b8c6213","side":"left"},{"sibling":"9841c878e9cd0ab498fd00f52070a378d8a89384a2cc34bab6fc018d6ecf9397","side":"left"},{"sibling":"0edf9e6c0000cbecb78f4b55cc6e97d74aa6e19de8e68e2533349403700efa4b","side":"right"},{"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_a665e9462e67f77d7fa6902bd741bb2a8755324d3c742c03f7e87b1bfc9b5451"}}