{"_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_bf880bed417484766a1d8ed4141dd1ff69da723634c9a248fdee14452c94de00","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_bf880bed417484766a1d8ed4141dd1ff69da723634c9a248fdee14452c94de00","axiom_type":"AX.ABS","body":{"absence_streak_days":66,"collector_run_at":"","collector_run_id":"","collector_version":"","days_monitored":66,"evidence":{},"first_seen":"2026-02-19T19:51:39.896979Z","last_seen":"2026-04-27T02:00:52.337306Z","merkle_root":"0c6185a0555625cb7e4c111daa9f0f84c994714aab1ed52f6568ea8356e3b717","observation_count":43,"observation_type":"absence","observed_at":"2026-03-20T10:01:00Z","receipt_hash":"sha256:337268c81eaa75a33707f8d852992122fe7b2db4e31fc9a4d62120ad68c63e80","registry_endpoint":"https://registry.croviatrust.com"},"confidence":{"method":"deterministic"},"decision":"NEGATIVE","issued_at":"2026-03-20T10:01:00Z","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":"ed25519:2d42bc046aa3c1cc22b4aac4ed238dabb50d3d7d947a9cc5a9e587305bb0d6d1d40cae8296dfc50fe09b15f603e41e9786937d53722c58859f2b05cd43f9a900","signer":"crovia.substrate","subject":{"source_collector":"autonomous_observer","target_id":"hails/mmlu_no_train"},"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":"45b0ac7f26e603acb3f4894cf06105170d29068cf2fba36f61ab05b8df2cfcd3","leaf_index":70741,"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":"3b2f969eb8c0c4837260af2f463f7c8a5ceaf04f152999cfa4163551ec45f1ba","side":"left"},{"sibling":"3d0ad3b7d1aea91464cae436cba2d638fd0a7447cc90982d327886173bcf463c","side":"right"},{"sibling":"e99693e97cbd403197ffea82e6d4c67172c656582a697bb92276d86a46fea47b","side":"left"},{"sibling":"c549d279510be3d1773cc35db2ca7bdc31c9be710b8c7abbda4fe97689ab56a3","side":"right"},{"sibling":"7713aec4878aa95b40f80c3884633a5127b2114d8990748fbd0c9dca249bde8f","side":"left"},{"sibling":"e728a1d5e36b843454cb3c04a1301cb7f517a8f0c4e7c83a7a510b84ead65a59","side":"right"},{"sibling":"ce3dc12a79de66ab25a5c16631a38dc1bc271f7c3d0a3cf547f7c43bce194a71","side":"left"},{"sibling":"8d5d1d70fd50849748db3b0948efadf514696c17e41b3e9941d5f1316e9041b4","side":"right"},{"sibling":"7b46424b39288fafb788e2e5f674fb1f3bda855f8b4ce1b02033aee4c1d24467","side":"right"},{"sibling":"a55e5c066ceb45c78d9f23ee8db8958f9970202e14a2382fb17bde29bf77772d","side":"right"},{"sibling":"0eb60d7c7c102cc557b6d1f3a1c88562df69ed5afc0eac6a0b7a81fbeca4bd8a","side":"left"},{"sibling":"81c6edbb4685b63ca7e28aa420273c7a68b82f5896a82d66f3c3a3f668f6b500","side":"right"},{"sibling":"ac4086522d9dd8f69f3c3550ee7888793118e2ca6120a7c7952620309a4b6270","side":"left"},{"sibling":"34f2945f20f156e0ed5f3f7cbe76c632d6d8275edb44ee3e1b8d26daab52845b","side":"right"},{"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_bf880bed417484766a1d8ed4141dd1ff69da723634c9a248fdee14452c94de00"}}