{"_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_a75d0dfa3f3174f494616ad41fcdd38cbe20cf22a63d2577a757fa5fdf79eb70","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_a75d0dfa3f3174f494616ad41fcdd38cbe20cf22a63d2577a757fa5fdf79eb70","axiom_type":"AX.ABS","body":{"absence_streak_days":71,"collector_run_at":"","collector_run_id":"","collector_version":"","days_monitored":71,"evidence":{},"first_seen":"2026-02-12T04:57:40.138212Z","last_seen":"2026-04-24T22:00:27.806098Z","merkle_root":"0c6185a0555625cb7e4c111daa9f0f84c994714aab1ed52f6568ea8356e3b717","observation_count":46,"observation_type":"absence","observed_at":"2026-02-16T04:00:47Z","receipt_hash":"sha256:6e8d52a406577922baaf1594e8cb6f50a7177704aaae1e61d505252455c710ca","registry_endpoint":"https://registry.croviatrust.com"},"confidence":{"method":"deterministic"},"decision":"NEGATIVE","issued_at":"2026-02-16T04:00:47Z","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":"ed25519:6b21afb6db96659954e014298362c75b19f60a21f1a6320dd6cbfe2e1bb6fff0a37738cc0237ebdc53b4001742cd81ca5a6d01efe64fef3e3751f2f493ea2d04","signer":"crovia.substrate","subject":{"source_collector":"autonomous_observer","target_id":"Helsinki-NLP/opus-mt-fr-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":"dc352d5c1bc2df78f6e50793be13e1615319c900630651b07f62e6229b29d275","leaf_index":62201,"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":"f9b6bb87a5b8f8c1c1b25fc3cd1a2dfe047e54c7e040021488f207ad80596c3c","side":"left"},{"sibling":"37b408ea1e84833be0d65ceed07e17779a37362ad4021515fcc2bba70ca686ee","side":"right"},{"sibling":"62ce08afad50eacca001083c04472050137d5947e0089abc8f0b06541c1ce20d","side":"right"},{"sibling":"1acce99d2b86c298f235f2b51ec519155cc33e7c2e8d7c464dc7ad780f967f89","side":"left"},{"sibling":"4a77c211ace9b40adcbc5a2a0a9abdc7db6d3a3beed6ca695aa4003a79c7ede9","side":"left"},{"sibling":"8eb305930948e45c14b9d8734ed7d277b1087d0e3d0e89a952bdcf38aca31a58","side":"left"},{"sibling":"52a5d18f6590b88decb854639d5165eb2713e99f214b90d1359353045c0a7f01","side":"left"},{"sibling":"6b23107dc7d4bd0fb85852f33a1bcedd81acf3f8b710fed667c89d03e908a4c2","side":"left"},{"sibling":"259526834def5517483391930b39d928fb8ff72a4efead855608c7aada1179fb","side":"right"},{"sibling":"078097b23d5426521a33017ad7d950962f47b379df00277ea39285044ce1059d","side":"left"},{"sibling":"5ed34ac161ee9404933c231585bbfa2151436b2bd20df95739fd6af5f0e930f6","side":"right"},{"sibling":"ff59c2d94e44318550da4a8439da5890572caa1c8ff28d7db818a804a12383e1","side":"right"},{"sibling":"3da7de45ca7c0fe126daba82ab23a4be15aac357d330dbcc0cc2473617e72b73","side":"left"},{"sibling":"77e78b405f7d161fc06221162e9a4a4406599b6ff330096e345a8bacb3418a93","side":"left"},{"sibling":"50d3556abd7f90692eac8f747c0342878674c488daa447afd5df5b6609a1b279","side":"left"},{"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_a75d0dfa3f3174f494616ad41fcdd38cbe20cf22a63d2577a757fa5fdf79eb70"}}