{"_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_fbab13a83c2139682c1b56b44cea378f5b40135369aba74446a9d98aa0fd4e66","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_fbab13a83c2139682c1b56b44cea378f5b40135369aba74446a9d98aa0fd4e66","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":"2026-03-01T22:00:32Z","receipt_hash":"sha256:851fd5e8dd29c62b249c68d4a16892b8373fd230adbb81fa946a94f5a858d2f5","registry_endpoint":"https://registry.croviatrust.com"},"confidence":{"method":"deterministic"},"decision":"NEGATIVE","issued_at":"2026-03-01T22:00:32Z","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":"ed25519:708751ec5dbcd0a191ca99f592445a35b2e3fe0e025535c2a24941d08439da5eeea988fd37740ba83cf1763c406ef755e54a2033059bd75d54efe864f8416100","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":"4d8f1c35142a725002e8d853c4a5c3e6cb7611d58d57b4e42ec850a2402b9792","leaf_index":62211,"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":"3d905c1792486ccf05785580cc21a4b96ee314288cc8d3ca91586a9a88bb263f","side":"left"},{"sibling":"383166d8f8680123ec9cccbd45b183b4bc58767cd886fc3dc00cb66bd035cfe0","side":"left"},{"sibling":"80b2a59b66e2cf192fd6272b43a5222ce40bdcd522c0df305600a9b46616bc6c","side":"right"},{"sibling":"0c125f0cd9c971ceb5050fc2200de90e399645201961e40dd2b524dea13763a2","side":"right"},{"sibling":"6b2dfa0480763b8942443a9814dc5e3cae53f0c2de665119aa0251d834a3d6ca","side":"right"},{"sibling":"2e9b036ef7632dea149054163d6ef1359732d0a055602ec95f1e7614fef9f61b","side":"right"},{"sibling":"92653240317ba131abe215a1eec17dd011263987985d5cfd8fdf271c248d1779","side":"right"},{"sibling":"2df063da29766d7820ad8e3442509d385dde6e52bc82ffbaf8f2e8acdad047dd","side":"right"},{"sibling":"d44d8c210fce6840c030b52598542cd344680b370cfa2df59bb5973fb9001cf3","side":"left"},{"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_fbab13a83c2139682c1b56b44cea378f5b40135369aba74446a9d98aa0fd4e66"}}