{"_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_253c654bc91e728e2e2b4268c06502218932b7db368c43aed19badfa2fd753a1","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_253c654bc91e728e2e2b4268c06502218932b7db368c43aed19badfa2fd753a1","axiom_type":"AX.ABS","body":{"absence_streak_days":64,"collector_run_at":"","collector_run_id":"","collector_version":"","days_monitored":64,"evidence":{},"first_seen":"2026-02-20T08:01:16.329455Z","last_seen":"2026-04-25T23:00:28.924917Z","merkle_root":"0c6185a0555625cb7e4c111daa9f0f84c994714aab1ed52f6568ea8356e3b717","observation_count":38,"observation_type":"absence","observed_at":"2026-03-13T03:00:08Z","receipt_hash":"sha256:0be9f8bb51b34fb4873899bd47b886ebb32418cdb54e5a9719dfbf64e6117072","registry_endpoint":"https://registry.croviatrust.com"},"confidence":{"method":"deterministic"},"decision":"NEGATIVE","issued_at":"2026-03-13T03:00:08Z","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:ca73bd268a38f146d198c8d287a3f3993d7a8287cb31d3234234825f506d69bde0a51afb59fc05a20ccb30fa104fcb1d5745ef92def1694cb0097bb4d67e5c05","signer":"crovia.substrate","subject":{"source_collector":"autonomous_observer","target_id":"mteb/stsbenchmark-sts"},"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":"90436261566c96074f7d3e6080a399b9d92e5e249657a3da91329b7a25de5178","leaf_index":79162,"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":"f3c206c0eaee90bbefd1626585269b3855ca00b070903cd044e94ae683691613","side":"right"},{"sibling":"f04bb218cd4ce88534fcbbacf4b612006099e8316538e122c54487b7ece2812f","side":"left"},{"sibling":"128c6c95b1e1aed87ef19350cc9b1e9e52e6a90e42c6efe202c85efb636b4274","side":"right"},{"sibling":"f0554aacadcb8d41ea3b265b699491efeab26b018e1553ede5b48ca52680e2bc","side":"left"},{"sibling":"df0574528b48a20919d06764e85104fe66f0e505c2e173de80320313b4c51fb1","side":"left"},{"sibling":"a20c24fb1be181c15959c4dc4f302ba39153c2f2748647e8595703b120be1963","side":"left"},{"sibling":"305aecc18796d8cc2aee7f862912800ee52a5f485c0ee3f72f87f45e34e983f1","side":"right"},{"sibling":"177a41bda20231b7f6fe9716c5d062969525c2617b3f1c956dbf363b8fe6dab9","side":"right"},{"sibling":"f9eff871b1dc7068b98c80eda64b4c5bb470f88d314e9e6f81a432cae03e7886","side":"left"},{"sibling":"be053ed848ae42fdcc0ab0ac6234387d2e9fc98e91106e5d4b080cf608ab4342","side":"right"},{"sibling":"13394482356ae7b294cd76b7e2d74fc6578ddbeb0d3b8978b266254ef9428a63","side":"left"},{"sibling":"59df1ba43bf1049d88c380e2479709d35f0311209666773a79dd630c0870c75f","side":"right"},{"sibling":"4c50e90052605df43d3810b7ca550d1ba6d38e8a4952cec43a81ec9f389c8c7e","side":"left"},{"sibling":"65ff23311867bed6ed3a2828669ef534081c1feb92557143850e59cdc9c50a08","side":"left"},{"sibling":"0fef91ab88810c661a18c430bde793ce9e2b5d0c1f8a5c1fbc689fbd5721cada","side":"right"},{"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_253c654bc91e728e2e2b4268c06502218932b7db368c43aed19badfa2fd753a1"}}