{"_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_5226b0c910b4cc3f970926419c756d766ffbd85c21db6ac6cd4fd5d6e3f6de23","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_5226b0c910b4cc3f970926419c756d766ffbd85c21db6ac6cd4fd5d6e3f6de23","axiom_type":"AX.ABS","body":{"absence_streak_days":68,"collector_run_at":"","collector_run_id":"","collector_version":"","days_monitored":68,"evidence":{},"first_seen":"2026-02-09T15:00:01.416362Z","last_seen":"2026-04-19T05:00:42.389517Z","merkle_root":"0c6185a0555625cb7e4c111daa9f0f84c994714aab1ed52f6568ea8356e3b717","observation_count":51,"observation_type":"absence","observed_at":"2026-04-11T01:01:00Z","receipt_hash":"sha256:fd3ee731c2162240743a9e0108473a3b47300fdf4d88e48c9c29f6c9f50bd29c","registry_endpoint":"https://registry.croviatrust.com"},"confidence":{"method":"deterministic"},"decision":"NEGATIVE","issued_at":"2026-04-11T01:01:00Z","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:ea0b398902034ce974301600953bf16b95a526b14fca9120920113d550fbd508279917b72cd80c2c184684bf9f20208ffd60d39946870f2603e67d35a419a002","signer":"crovia.substrate","subject":{"source_collector":"autonomous_observer","target_id":"microsoft/layoutlmv3-base"},"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":"e44fd06ac6ae02ec7071700c7c89e6033b4745df688968a678cacb986ba5e331","leaf_index":46880,"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":"b24c47578949d5ce2a024f36f6e4b11658410b047dd789fd16a3ce449af10365","side":"right"},{"sibling":"90ac1296c9a36bbe05720190173910917fdb376cbcbf5ebab44d19cb88f87a8a","side":"right"},{"sibling":"a8528589d6f583e8b179aee94f7818f8d6dc327defa2beee3981b333fa234944","side":"right"},{"sibling":"68e9ea1b508cff4cf70198e5c2c7ad44baa30008d6d3bccc06b29a0ac7d7b38a","side":"right"},{"sibling":"b121d081776b5f285c3537da5a0f522de49fb449f3afe15622a530b642a26856","side":"right"},{"sibling":"ecb37f3bcab41c8a1a738faa764c0b87574484bdb40b2e2fb81ec2956fb341bc","side":"left"},{"sibling":"248548acc959540efb0b7cc155a369e94e419238277122889ed80f7f99c7fc7c","side":"right"},{"sibling":"2cde07d006e0602649a2e495fd8194c3c7ab40e2d75985072ce223f28e4d5663","side":"right"},{"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_5226b0c910b4cc3f970926419c756d766ffbd85c21db6ac6cd4fd5d6e3f6de23"}}