{"_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_8c2e6e858fd65b64639b04de96f242318bd9d308dc62eff567ee061e4ea46fbc","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_8c2e6e858fd65b64639b04de96f242318bd9d308dc62eff567ee061e4ea46fbc","axiom_type":"AX.ABS","body":{"absence_streak_days":77,"collector_run_at":"","collector_run_id":"","collector_version":"","days_monitored":77,"evidence":{},"first_seen":"2026-02-09T15:00:01.416393Z","last_seen":"2026-04-27T17:00:15.850341Z","merkle_root":"0c6185a0555625cb7e4c111daa9f0f84c994714aab1ed52f6568ea8356e3b717","observation_count":45,"observation_type":"absence","observed_at":"2026-02-21T06:00:59Z","receipt_hash":"sha256:bb03bdbe8932e40d179a570947f974acd1b3541f6894cf0cbf9cef5ce47a1c38","registry_endpoint":"https://registry.croviatrust.com"},"confidence":{"method":"deterministic"},"decision":"NEGATIVE","issued_at":"2026-02-21T06:00:59Z","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:b0a2f6d224d455f6d2568c60184d0e60ea908ba04ba8cfdcd708f537b40d4b9dd97c8ed4d93c7f0e801813e323867dcc88a0f99caada7c5a3ce8316d44ae2f06","signer":"crovia.substrate","subject":{"source_collector":"autonomous_observer","target_id":"dmis-lab/biobert-base-cased-v1.1"},"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":"4b09402f6e0c1303d47752867fa4bd73878739de5bf67ea264a5add5fdbd9305","leaf_index":47018,"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":"5515d354dd5624aafd3a034ce4cd363659cd57a142e5eab66bcbeffb05209fec","side":"right"},{"sibling":"8bb6a82939c6df55a6828bd2431e0aa52604055246351e39adf1dea8f31012b1","side":"left"},{"sibling":"acbbd17cdcd2fcf7a331e63958e34effd846e3983ad4ad31e1439427ba45059f","side":"right"},{"sibling":"ecdc4ed032939d550e137d285cb947b26d03bb7c0bfdb45fbf3bcc82b57fdb32","side":"left"},{"sibling":"ca04b77bb68a1e9e656df12806bff16b81aa36234432500cb11bce4a5ad0d32c","side":"right"},{"sibling":"c03069d6f0c645a9ed92236111b9ba2977252db9a298823c598df88185c9e309","side":"left"},{"sibling":"a539c8a3016fc3282cb46aad2727aaf93edf381141f5f2a06bc0f2ab7efddc24","side":"right"},{"sibling":"a558104ac1143c9b94b7e79492a849272ba56b2f31318ef7b762aaf4bdb22876","side":"left"},{"sibling":"261b323a426f20d6704552e5097e75da0d785b932213a3cb30a8eb299fe6f787","side":"left"},{"sibling":"7522f0b2a049197b845442afb5b78e27c6f62b52bae600ff4e6b2ad157a904fd","side":"left"},{"sibling":"6e85c791e2bea2716581efbe3efc2568f560c9983bea8272373998610ef7e28e","side":"left"},{"sibling":"9ebd1119fca14075555e357c3e8d86ff5cee0134ae9dd3978576733ca2b6f541","side":"right"},{"sibling":"dee03b24529ca3e89241a766572c4a846d5a1f8b4a68a4f79b297c439596ec81","side":"left"},{"sibling":"25289d03e893b72d748dfaf20aaec2f63ecdbfde1ec51024824a35e2e65687d3","side":"left"},{"sibling":"6db81cb4a03cf0693bdd56412ffb5c47e2b9cb864d1171d78dc428ce2e39d00a","side":"right"},{"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_8c2e6e858fd65b64639b04de96f242318bd9d308dc62eff567ee061e4ea46fbc"}}