{"_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_291081d2c19bbf6a163649afd0edbc7229e89165432973992592b262c3a46d70","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_291081d2c19bbf6a163649afd0edbc7229e89165432973992592b262c3a46d70","axiom_type":"AX.ABS","body":{"absence_streak_days":65,"collector_run_at":"","collector_run_id":"","collector_version":"","days_monitored":65,"evidence":{},"first_seen":"2026-02-20T16:01:17.020813Z","last_seen":"2026-04-27T01:01:09.311170Z","merkle_root":"0c6185a0555625cb7e4c111daa9f0f84c994714aab1ed52f6568ea8356e3b717","observation_count":45,"observation_type":"absence","observed_at":"2026-04-25T13:00:27Z","receipt_hash":"sha256:d5d00f874e8fbf984bafd4011cd88d19992c8ab08a8344ace1f0ed070498e1dd","registry_endpoint":"https://registry.croviatrust.com"},"confidence":{"method":"deterministic"},"decision":"NEGATIVE","issued_at":"2026-04-25T13:00:27Z","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":"ed25519:3d4ca8428f044619fca99f4f9e8d768aa9d882fba29640a986a87553730eed08bb571520e2fe2275535ce4099f6f7770a0ba7ba16061fb8979140041c16b6a09","signer":"crovia.substrate","subject":{"source_collector":"autonomous_observer","target_id":"timm/vit_small_patch14_dinov2.lvd142m"},"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":"ea0ac74a7644acef6172365f6d6830cf96dacfa32383739709c5740b53164471","leaf_index":82989,"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":"8f827848c487c31c0a5882630068bfbba05de36456eba39a463c2a8d5e54f335","side":"left"},{"sibling":"dbd79bc108f4d71db61c304f52b336f3e87a98baf000ad1d12a9b03370977c01","side":"right"},{"sibling":"243401f8301a2400a35a4ca4357427899f34a5d9ec42057918d1f7f1c14f0eed","side":"left"},{"sibling":"257e94a089a46c6d2aee446b0a6885b474226362c10599de57c8988e4a6f291a","side":"left"},{"sibling":"800441df455fd7a3980ee989881f979a37ab2e42a4860f0c0264680fdca89e66","side":"right"},{"sibling":"a1df4d2a4e464c8cbd4c40510d5a656d4d5655d72c6c2d7b6a78577d26a429b9","side":"left"},{"sibling":"8563bdc950ea366184ab3cf3525047d20f1d7b03161307a3114fa6052361b91e","side":"right"},{"sibling":"06d1fc3396cdda40a980bfcc6c20bcb0e5aed27f8873f7e6e13036e735b6a6c8","side":"right"},{"sibling":"176b7ef9efcb000ef94d925e88aa86e8551de5ae5118611734e015307cb0aa3c","side":"right"},{"sibling":"602f533ec02605525a22103b1fa6817dbb75942852f53fce2c061bb429a345e9","side":"right"},{"sibling":"9b896ea779ceff0361aa0331bedb40ddd7d97a317ee4f5457759d5eec499c8b2","side":"left"},{"sibling":"567a4f2fd62b21a328150c659a3889c0de4e0b8912a10b96b7ae413c740605bb","side":"right"},{"sibling":"8bc99cf5880f41b5ae9cb59a4abe152045a388ed3155e24f99fa12513ba614b9","side":"right"},{"sibling":"c4def41e81dc1081cff30061e9d7598daa1d0aa63c9695552263f1329d95ecdc","side":"right"},{"sibling":"9a15d1993f357bb279d4dff09681bd714a19affce187ef4f7b5ecc1c7d0a3b9b","side":"left"},{"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_291081d2c19bbf6a163649afd0edbc7229e89165432973992592b262c3a46d70"}}