{"_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_8c94023576eb72efc1b2916042439f4dc585143f48c3893229061fa3350bc948","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_8c94023576eb72efc1b2916042439f4dc585143f48c3893229061fa3350bc948","axiom_type":"AX.ABS","body":{"absence_streak_days":79,"collector_run_at":"","collector_run_id":"","collector_version":"","days_monitored":79,"evidence":{},"first_seen":"2026-02-01T21:00:00.205184Z","last_seen":"2026-04-22T04:00:02.126678Z","merkle_root":"0c6185a0555625cb7e4c111daa9f0f84c994714aab1ed52f6568ea8356e3b717","observation_count":49,"observation_type":"absence","observed_at":"2026-04-16T21:00:18Z","receipt_hash":"sha256:330989fa74fbf1d54d302744ff7dabc88fde1d02a3901d65eb393bfad5ef2846","registry_endpoint":"https://registry.croviatrust.com"},"confidence":{"method":"deterministic"},"decision":"NEGATIVE","issued_at":"2026-04-16T21:00:18Z","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":"ed25519:1b9440fdebc55da800f0ee4c06e5466f38c81189bb7dc651f7df55ac9565db3ddb5521e3db18f503ff11340bd01647b76daba37e98982699288119b932869f0e","signer":"crovia.substrate","subject":{"source_collector":"autonomous_observer","target_id":"finiteautomata/bertweet-base-sentiment-analysis"},"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":"e05d6de732701a9bb61a36c906ca44e80b432b8fae4529fc29d12507f038e6ce","leaf_index":23523,"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":"ffca6f726add43de4bf3d95719645f8f84800ca0de41e11fe1cedc1eb45ab3a7","side":"left"},{"sibling":"26c78926c6117bb5664c5df1fcd6d7d4633ae3a8035a98c7fbe5c144c0fd5fcc","side":"left"},{"sibling":"b48972607c49e2717a6f610ce8b126aed89cc3bc6b84d9ee3690f3db517c568f","side":"right"},{"sibling":"a3ceec0ff43b0a0c2d36c683d7848c9afaa679f4e809a40e4aedf6963cae5a9b","side":"right"},{"sibling":"594c7dd41017d8e166682b353be1a03a001d8ae42de02c84dd5fc36490861084","side":"right"},{"sibling":"8ba93294bc18a8e38d228165581858a1945f2c9dae795c9449daa1f686bc2141","side":"left"},{"sibling":"9b997e83114fe1b93f0b7e280b347aa8ca65b805665b29e4625f4466fa62aa62","side":"left"},{"sibling":"dd3291607478914092e597cfec1adb60b530709fa0b8ff23f9414ff7059629cb","side":"left"},{"sibling":"d59cc48f6ecdc95b73ce1e7fb1afbc8677c909901083cc25ce22179a13332d28","side":"left"},{"sibling":"3cbc85e707e682fe5346fa3fb0250bfe72a23020c27cfbc70a4e50a088bae285","side":"left"},{"sibling":"a5069acc6f870cfea2b9b43f00274410ea6b38e2c8def4402cc8369b4d823a45","side":"right"},{"sibling":"55f59b93b3d115eed9aa4b8f34a585261fe4e109254653d4f3967461bbc84c1c","side":"left"},{"sibling":"08184714f883fab80ddc9e4abfabd122b644a71d51ddea66946c9d0342670540","side":"left"},{"sibling":"eec16c96580e075b43922d8a7dc062ce8f9be0b10cc1cdf0b87a5e6ee77122af","side":"right"},{"sibling":"91a4a35afb5dec86e273f4bc6b5c4ef9c235470a7f085dd00863cf2a49e61d64","side":"left"},{"sibling":"b2c325206b89124ba24d2e31ea7d540b6b4614663ea96edf7c615e7cab2d5bf1","side":"right"},{"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_8c94023576eb72efc1b2916042439f4dc585143f48c3893229061fa3350bc948"}}