{"_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_083f886e481e4bfb334b3074a420a1d227acb749be6e70af357cb0c9e96f17d6","bitcoin_anchor":{"bitcoin_attestations":[],"calendar_attestations":[],"ots_url":"","stamped_at":"","status":"pending_next_stamp"},"envelope":{"anchors":[{"chain":"crovia.axiom_graph","height":1783753335,"merkle_proof":"tpa_chain_h270487","root_at_anchor":"tpa_chain_h270487"}],"axiom_id":"axm_083f886e481e4bfb334b3074a420a1d227acb749be6e70af357cb0c9e96f17d6","axiom_type":"AX.NEC","body":{"canon_version":"NEC-v1.0","observation_epoch":1783753335,"observations":[{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0xc56856362c62b22fbccb4900802638df5008dce53a024da61505b0dca446b645","commitment_y":"0x6533886b4f41047972673f0e8f4776e70b554d39c70b06c415f9ad13e9f618ac","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":4,"jurisdictions_hint":["European Union AI Act","China Provisions on Generative AI","ISO/IEC 42001 AI Management System"],"necessity_id":"NEC#1","necessity_name":"Missing explicit data provenance","severity_label":"CRITICAL"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x2f2ae9823a38e49e02a985fa16a3bce35aeafdcf7bfb18db44e549e4138d4dc6","commitment_y":"0x6267a5051643c31527a2bc851b37a9780133b6637e8f10806a05d4ae09666fcc","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":4,"jurisdictions_hint":["European Union AI Act","EU General Data Protection Regulation","California Consumer Privacy Act"],"necessity_id":"NEC#10","necessity_name":"Missing temporal validity and revocation metadata","severity_label":"HIGH"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x7b56292196fb0250f8895bce3d92be3f225dc1446e62fd6332c3f3ffda306b53","commitment_y":"0x6f7a3a71c0a0d24d2e090b520d3955acd067c5419589e4cb450fdbaa3ea426a5","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":3,"jurisdictions_hint":["European Union AI Act","United States FTC Act","OECD AI Principles"],"necessity_id":"NEC#11","necessity_name":"Missing known limitations documentation","severity_label":"HIGH"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x659dc6c91f70937c3f205dbce123d92a26a20d0f90386e8ebbde497c21ed9d69","commitment_y":"0xf2fd4dca838695c991ce3bc61b3140f9b74e52f3d68f1e056602afcf8a6f15f","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":4,"jurisdictions_hint":["European Union AI Act","EU General Data Protection Regulation","United States FTC Act"],"necessity_id":"NEC#12","necessity_name":"Missing bias and fairness assessment","severity_label":"CRITICAL"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0xe01bcb8a2b3b160e509990b5d52f4c180368fbfa98158a4d126ed2c4ed9bda8a","commitment_y":"0x519fc9122875fda4ce2bd0ce12b4412a02c06528e21275477ed1de6e1c8c2954","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":true,"necessity_id":"NEC#13","necessity_name":"Missing accountable entity","severity_label":"CRITICAL"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x4e1217d64a8a69e45e6c2071ed77f94a96f0d53652c27ec468e0fd766b22c2df","commitment_y":"0xce60dcfa7a1280712ef9f061d9afcd5bfb2dbc95a5d3244f3ee663028066b752","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":2,"jurisdictions_hint":["European Union AI Act","ISO/IEC 42001 AI Management System"],"necessity_id":"NEC#14","necessity_name":"Missing data preprocessing documentation","severity_label":"MODERATE"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0xa339e2e906a45231ce7955b52100cf4cca9131608d007a7f542ead5666fc3359","commitment_y":"0x5cfb62db5d3ccb17a5f8fbb0d9c1507a87ad646810f3b6f0cd98e7c7942013be","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":true,"necessity_id":"NEC#15","necessity_name":"Missing multilingual capability scope","severity_label":"LOW"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x56ae850920538b8ee72607ce5309492d0366df5bee26473958b53877a41f18a4","commitment_y":"0x1b624e8085bf87446685a12ed541eadaa7d13e0035f9000c468ae0e2de34bf90","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":3,"jurisdictions_hint":["European Union AI Act","ISO/IEC 42001 AI Management System","United Kingdom AI Regulation"],"necessity_id":"NEC#16","necessity_name":"Missing security vulnerability assessment","severity_label":"HIGH"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x303cd3b1a19a1300413db63d8ef18cfd7f353b849b356f482713386ffeb79e2d","commitment_y":"0x230d241ecc6351808529ae1e0befd0b5cdc597e9656c5649538a340d4743b282","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":2,"jurisdictions_hint":["European Union AI Act","ISO/IEC 42001 AI Management System"],"necessity_id":"NEC#17","necessity_name":"Missing deployment and integration guidelines","severity_label":"MODERATE"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0xbd1ce068fcc24bb8f1b4ae8d1eeb754bd59bd45639fbc1d94cf451d3589c6a16","commitment_y":"0x2144b8b578f2df946507c4cd0a06cd4e994765d23165d2f2bbd64e6a295fb9b","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":3,"jurisdictions_hint":["European Union AI Act","China Provisions on Generative AI","United Kingdom AI Regulation"],"necessity_id":"NEC#18","necessity_name":"Missing incident reporting mechanism","severity_label":"HIGH"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x9c1c95f53cb5224876e4397d08bd2d2a08433bc5ab57a7bdf16eb5d6623616a7","commitment_y":"0xcf0581f079d7226e98c8ee952a0f3bfe23b73ec1847a34d4676b90e017b0b309","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":2,"jurisdictions_hint":["European Union AI Act","ISO/IEC 42001 AI Management System"],"necessity_id":"NEC#19","necessity_name":"Missing version history and changelog","severity_label":"LOW"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x76e7945255fc8a0260bd7f7fbf646bea1993205064504c0949759cdf91628dad","commitment_y":"0x4a861bc353150cfafaa263ce00c630ed9141c76d08baebe26067a948f8ee0a6f","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":true,"necessity_id":"NEC#2","necessity_name":"Missing explicit license attribution","severity_label":"CRITICAL"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x5716c773b59158ef98b44ce8930b7a1bac8f9f0bb9f7f251171b433fd2925f6","commitment_y":"0x6e3e525de963c7de29f90a49be1ee4d5ecb89142a98188540e2156f4e9779e35","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":3,"jurisdictions_hint":["European Union AI Act","EU General Data Protection Regulation","OECD AI Principles"],"necessity_id":"NEC#20","necessity_name":"Missing downstream impact assessment","severity_label":"HIGH"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x3808824f16d4db81e1ea58327c3303df7b04669a2cfefed0d08ae048fa1d121f","commitment_y":"0x1ac8bafb7d04733bee29a50ed9c53f4fa1e8d8a965cfeabd3939e09dbce6372d","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":3,"jurisdictions_hint":["European Union AI Act","China Provisions on Generative AI","OECD AI Principles"],"necessity_id":"NEC#3","necessity_name":"Missing model architecture disclosure","severity_label":"HIGH"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0xebe3d9c86610e4a534323a77b85d29b6b7bf1115b26029ebf74226451dadf846","commitment_y":"0x35c6852593ea461425dd741114a75160553b0cc0153ec54f1b2c44d1bcb5f517","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":3,"jurisdictions_hint":["European Union AI Act","ISO/IEC 42001 AI Management System","OECD AI Principles"],"necessity_id":"NEC#4","necessity_name":"Missing training methodology documentation","severity_label":"HIGH"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x43cc61c61cec1c58e21780e22c4a3b47dcd5692ebd86b32f9b29061059acf54f","commitment_y":"0x48100f2536692bfc55715f9f8265329dae43617eda2611024afe1c7d0299c4e2","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":3,"jurisdictions_hint":["European Union AI Act","United States FTC Act","ISO/IEC 42001 AI Management System"],"necessity_id":"NEC#5","necessity_name":"Missing evaluation and benchmark results","severity_label":"MODERATE"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x5a9ace69c055ac2239e4fd5117113fbf277eeabc7c7fedff261dba42b3a10a17","commitment_y":"0xa6a003e593bd64b9bf2e97584f9cdc09cc63a5ba2a931af314e28e6dcabc95df","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":4,"jurisdictions_hint":["European Union AI Act","China Provisions on Generative AI","United Kingdom AI Regulation"],"necessity_id":"NEC#6","necessity_name":"Missing safety and risk evaluation","severity_label":"CRITICAL"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x1067e623002cb04a139e2551050a029475e361e22a85d3d765682ef3b152b8d3","commitment_y":"0x29d7534e2f9ecb2ca868d8d8a2cf1eeed6ee250b8bf7de1504a048088da080d4","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":3,"jurisdictions_hint":["European Union AI Act","United States FTC Act","OECD AI Principles"],"necessity_id":"NEC#7","necessity_name":"Missing usage scope declaration","severity_label":"HIGH"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x3cf2f124fa9ac0b3b1c812688cf02241071e4a78827329e34ccf4599a69e7d64","commitment_y":"0xa5d9588025c525f47f40f81d185f80daf3fb90c1b6ebc169b44960b7b012d02c","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":2,"jurisdictions_hint":["European Union AI Act","ISO/IEC 42001 AI Management System"],"necessity_id":"NEC#8","necessity_name":"Missing environmental impact disclosure","severity_label":"MODERATE"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x47c477096c9ecdc3ef6868995e9bc66db94b5c2d4e3488bea7988a0de05d5654","commitment_y":"0x2758aa553880524609364b495115f034c32c2a93629990be475cd8006de0382e","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":4,"jurisdictions_hint":["European Union AI Act","China Provisions on Generative AI","United Kingdom AI Regulation"],"necessity_id":"NEC#9","necessity_name":"Missing human oversight mechanism","severity_label":"CRITICAL"}],"observed_at":"2026-07-11T07:02:15Z","receipt_hash":"a65e1da0bb1bd3c129a0b0e0197ba212b657e6c3e89e6cb6a8f1eaae22e5a762","tier":"OPEN","tpa_id":"TPA-4891a4cee9d238f100f631da","version":"1.0.0"},"confidence":{"method":"deterministic"},"decision":"POSITIVE","issued_at":"2026-07-11T07:02:15Z","notes":"TPA TPA-4891a4cee9d238f100f631da retrofitted from Crovia TPA chain","object":{"captured_by":"crovia.tpa.canon_nec","primary_source_url":"https://registry.croviatrust.com/api/tpa/TPA-4891a4cee9d238f100f631da"},"predecessors":[],"schema":"crovia.axiom.v1","signature":"ed25519:7f310a10577ff0d034f6d5dbd9ad02ff38ef8f8e954c1e8f13d16d4595db3f8e3a9a7bd898fd15297510755002b0e93b1410db83a401868587245b7486096400","signer":"crovia.substrate","subject":{"source_collector":"tpa_v1","target_id":"IAMJB/chexpert-mimic-cxr-impression-baseline"},"tsa":{"authority":"crovia.substrate.bootstrap","rfc3161_token":"{\"kind\":\"crovia.bootstrap.tsa\",\"source_jsonl\":\"/var/www/registry/data/tpa_latest.json\",\"source_seal_merkle_root\":\"tpa_chain_h270487\",\"upgrade_path\":\"Sessione H \\u2014 OpenTimestamps weekly anchor\"}"},"zk_mode":"clear","zk_proof":null},"ledger":{"leaf_hash":"cf2b22d0c1e97ac17f34535f5f671c14baab74e7588a0c888512ab5bc1358e9d","leaf_index":303139,"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":"a9ee07666df714ecd32995cb5b3d2959c2a7009c982fd03128c625e5c43f72b8","side":"left"},{"sibling":"7e195a4e58a62a464d6bba7f86744ba0d63e4b51151dc08f2cc890d759a39e16","side":"left"},{"sibling":"692ef5a95c0ffb4897678f1717056691089f2bc1d065de59e4e42da4abd99326","side":"right"},{"sibling":"06a85f1543fe451af3ffd158319cb7532e64c0dea98a4b115da3fc76878be7e1","side":"right"},{"sibling":"f6c6c8ab460b64aa50902a811ad674b877edda3d9731d8ebbf9d6b99d95d1fba","side":"right"},{"sibling":"7b006adf0c756c60b5595547f7616009bc16ffe79c23d162b74886e86b827a04","side":"left"},{"sibling":"b645faeae8f67909c45f8a12fa9f823e5377449867f6f99629580a4051e91339","side":"right"},{"sibling":"aeb825cd86c2371986e94340c6ebdd6c91875724927b8c77947a04bf0e1a1506","side":"right"},{"sibling":"88905262f7591681548cffd58e5e0b75652bd6971983780cb0500b0790523bba","side":"right"},{"sibling":"6429b5a8266eb6724fa7749b1ea1a0523b9945ebaa916e41061deb0a3ed13403","side":"right"},{"sibling":"7219bfd9da2c231353950ddfcf60fc5b04e6d9d1f6c95a7fc7bee5b2699eeee4","side":"right"},{"sibling":"785eed0fd7e49958df24d5c60eb8a2ba15c481c56133b9841a939d5a7fd420ec","side":"right"},{"sibling":"5a410cf4f3bf33772f94f9f5a976da6f5b2bde3b427fbc5ca82f7c248b55bdd6","side":"right"},{"sibling":"772fbc112e94d8e574379343387c65503d3cf8fb16ff89090174eccced871a41","side":"left"},{"sibling":"76dd2ee5654515d1c8752072dd7a80ea105ca3460d7bf11c9ccabb368ce75e63","side":"right"},{"sibling":"d8b9143917b539c543cf4448cec00131f8b807bd8004979c54ebe09798748c66","side":"left"},{"sibling":"2571f18e3e831e3272adfbdf185eb0a43b7a8d1576e029d406aa50a15ad8504a","side":"right"},{"sibling":"77990123c025a6c872fc041522845d043e313c9004e7ba97de194400195cd0ab","side":"right"},{"sibling":"1cecb7f447febd025aac272837c80de218aecc6485d2395a509b2a1f1b9c746e","side":"left"}]},"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":303223,"merkle_root":"1b76a932e9898acc43e49c298cfd1d0d30f04adf6bb96ff4d6d0d320b267c016","public_key_hex":"cf742e26f75669dc673cb5c0786a1ae23ae8ca19c347317192ce40c28a7ff25c","run_id":"hourly_json_retrofit_20260711T073701Z","schema":"crovia.seal.v1","seal_family_version":"crovia-seal-family/1","seal_kind":"substrate_batch","sealed_at":"2026-07-11T07:38:20Z","sig_algorithm":"ed25519","signature":"8775b1c19efefcf3f67cecbd029e2f35f3d3956718ee6970f9e37bbb0f1eb94b82261bf9ae0ef7024942f881380fa88f445b5c4d761ddb5b375826a6bd911300","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_083f886e481e4bfb334b3074a420a1d227acb749be6e70af357cb0c9e96f17d6"}}