{"_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_981ffd39493045ff8ddc3d350aa005c295825d18f0adc4cde76a0bd32f07eb0e","bitcoin_anchor":{"bitcoin_attestations":[],"calendar_attestations":[],"ots_url":"","stamped_at":"","status":"pending_next_stamp"},"envelope":{"anchors":[{"chain":"crovia.axiom_graph","height":1784754179,"merkle_proof":"tpa_chain_h305604","root_at_anchor":"tpa_chain_h305604"}],"axiom_id":"axm_981ffd39493045ff8ddc3d350aa005c295825d18f0adc4cde76a0bd32f07eb0e","axiom_type":"AX.NEC","body":{"canon_version":"NEC-v1.0","observation_epoch":1784754179,"observations":[{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x1a971234b817ff30cf7f72b46203bea694ec3fcc5c8a0c13018a46417d1dcb15","commitment_y":"0x24ebf68fd717eb94b2a0ffdc56281fb01c0e8a36d71ce6bff7799f9c6c11676d","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":"0x99c07056ef80d602ce54d99175baf706a4dc04df85b88b8a55e92454e766456c","commitment_y":"0x65e241f3b624e9c7ab5e3e55a8a172db2539ca13f71f8d8663bcb0ae2078aa74","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":"0x5301d5f8708cc07eabb965b73bfd98f544f47f2e6128a36177fa70f49eed7608","commitment_y":"0x5631f32745f611c8479891ad831f410966438cebe3a72f6f69faeb77bdb1a67e","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":"0xee06ef8b873765ce7d5eecf11a0c79cdf69e1e98044ccf6d406fafdda73f94b8","commitment_y":"0xc4eb3f61cdbbb2b4446ada2c9e538e7e246168e15746d1eb3389c13dcd8e66b4","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":"0xfb05f9f739ad06057a8a3b865b142a5e92da9a7f04f7b2c14fde2e6294284860","commitment_y":"0xc20e9c9f28d9067a9e431092ddcf72a2fce04481fc8ffb31cc67eaf17791455d","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":"0xd5d8e37cf81d2ecf84f4a07827ab9257a7dce3e9d1a86c8f4d86c9d2d6390da3","commitment_y":"0x85e50fd401b807caa87ff13b168e8926af8672269e13b25b3de7e5ce3721a7d6","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":"0x4d1a1a4e9db4cf7221efb0c74a0122760c07e4381a4d7406378ccda62535c276","commitment_y":"0xeb7d310645a1bea507733ead50f12750059ea1cec1fcce42b518efc8374dcf0d","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":"0xd46d7260b0838bc873221c4f2a0aab8f78c8a48480a3e3ba1f7e3c07d531ca2c","commitment_y":"0xac2bd54346ecd877bc013fbf4e29e127c42d90bb41430d545fb8678d5107927f","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":"0x272f8124185b14a1bb30c0388f423d00c761edeaf10546e76b99522e4dd907ce","commitment_y":"0xa06f56be4eeafd4d1d51167a801d0b8887db7cc001850199396070bd79514d51","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":"0x8585cb541903098c4ff84f60275895a7ccb54fa6cc5ce846ba6788951f3adfca","commitment_y":"0x9019bae7da756c9aedb3007f9cae5c07cdcb70d7b1cdc679bc0aad2e6aa27161","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":"0x96895393e5e38c377403e48de4f309436e3b659d045b1c495a196bb36d113d9f","commitment_y":"0xf1806389534dffe8b29816af1683f6db0d35f353e6e0f453ee967a08a631d6cc","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":"0x117ab301c897d855e814e405ad33a62d407b08ce67e03526453e9db3ba62ce56","commitment_y":"0x9e7847588b294640c8014ca81a69701263517bc385d4f048859a2c5bc1f7f0db","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":"0x67285a3d75b3132bfeffb3f443e8d4352d52580a6b43fdd006ec935cd3ea43a1","commitment_y":"0x35f9f351c7f9e4545dbd95d03bd252b17848726281e82d962e5bf07926cf4e9d","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":"0x3771d90baedce1ce121112754fbe9ed9c4a5193a6f7a730abc0ce247043a3bfb","commitment_y":"0xa34b987d1de473b61790f8e3161fadadbf70bcff8595ad9ff732fb538ca0670f","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":"0x394d9d3b43427b73419013835e59a87168ece68b071a9205076117a3b45ccf24","commitment_y":"0x508151820f337f51959104ea32692deae409b1af2672ca48b2c4d6b33dba3abd","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":"0xb47fc5fd372656f46db429dedaa680ebef6e1333370731f5340ebffaa3db865f","commitment_y":"0x10bff1b7393e7e9da1cfcd6c61b131c54a5867f81efae2f11772b4188811f73e","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":"0x944088269082ddde5d121566f08168dbd9507fc2f71a7e2d0d24b3b90bc4d36d","commitment_y":"0x8ba3b378e5756782943caa58fa5af06dc360e8dcc4dcae83385043221a9c1f1d","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":"0x11c7a157d98ec2bbc339e71dc970aaf5d4b5d63a04c155d68ca5fe4e9e23f9a0","commitment_y":"0xe5363d755e09908107be0488983673d449c21ec87ffef43322c0848a783edbf5","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":"0xd39d02c9b9c8d2ec53f11629b1f08b47eb56bb39cacadcd448e4697002c88cb4","commitment_y":"0x6c12223165a2e28b62dc02f37fb780ac6fdc5a6cb7a0d1f8719fe44cd68593d8","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":"0xa389bf953469b12a2e1962baee36058ded26e5f2b526c4b0f4ae0d9cc588b7c","commitment_y":"0xabe36469608e21aab4b193d225763adaa5bb0b112261b3daf8d3b6ef34ca2e01","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":"2026-07-22T21:02:59Z","receipt_hash":"62a222d86f2085c1935a809393c83849087a659368947d14bd25e3c36c8cb456","tier":"OPEN","tpa_id":"TPA-b6ed31e2d14c5cc79ab1bec9","version":"1.0.0"},"confidence":{"method":"deterministic"},"decision":"POSITIVE","issued_at":"2026-07-22T21:02:59Z","notes":"TPA TPA-b6ed31e2d14c5cc79ab1bec9 retrofitted from Crovia TPA chain","object":{"captured_by":"crovia.tpa.canon_nec","primary_source_url":"https://registry.croviatrust.com/api/tpa/TPA-b6ed31e2d14c5cc79ab1bec9"},"predecessors":[],"schema":"crovia.axiom.v1","signature":"ed25519:b2036c396fb3c399cbba962aa2e8de50c22bbdec0383dde2895714b4d3b3773fcd9faaea1bc9b7f6201353850342165f33778d4f19f09f5a14bfa7838401270b","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_h305604\",\"upgrade_path\":\"Sessione H \\u2014 OpenTimestamps weekly anchor\"}"},"zk_mode":"clear","zk_proof":null},"ledger":{"leaf_hash":"ec1348a9bb9367aa2aa08bf3cabd3b900a94bb015cb9d7513c5da9ab3f653117","leaf_index":342667,"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":"97512dcaf3ed5230ff4e62f78322f16992807c5dd62db159cf894be1fbe940a0","side":"left"},{"sibling":"75b42fb210aa1fcb99f5e14866b857bb0ebb03d90908988676f2e5ccd2a5f7a5","side":"left"},{"sibling":"7f5c2fe4eb7e29d9e5f8d2cfd6816fd6bd8a179e301f2871658d299cf2db8062","side":"right"},{"sibling":"b7dc65724e4128f2cab70ee295e58853381550139847ec3d052af33448137277","side":"left"},{"sibling":"ea2b44e1e7bcd8f1455095d2aa5244104d5f39d1e496da9fd7d05417fa42383b","side":"right"},{"sibling":"fb63bb635d1b76a11aaa27fe506273422b2eb2615b68c6054626b9910de26d19","side":"right"},{"sibling":"d1e24b6bbbdbcf0e1c308d4d3cec1258023ff1d09be313e969f8f5301791e84c","side":"right"},{"sibling":"cb88334c68748e05022f4af0eff1d5043ade3cd78ad976d4ec77d0e47026f44a","side":"left"},{"sibling":"52a75cc53abf8f3222e376957eea23754ce1a6d61d42af7cad990756a34635cf","side":"right"},{"sibling":"56ebe5e72c4624a2ae0dec5e511886db343b55c101dd9d18c40c91a88fcbd015","side":"left"},{"sibling":"f53a337483e9dd23eb0d72e4d2944afd899f3502f35975bd23947da2694bff2b","side":"right"},{"sibling":"4eb402d67bd4bf583b0434363061166fe259c34cc6c42adb32dcfbff0a9f5767","side":"left"},{"sibling":"2dd9cb2521044ee7c6b74f2315e0a0253b8df0d04a7b810bbbbe7da5a9788769","side":"left"},{"sibling":"21d66dd41003813f710b7617944f1bfba3258658a5d3370c21cad8f9e945bc99","side":"left"},{"sibling":"ba77853d82ecc3295fc6b96af973a27b2d9273535e3e024257ac4b3aac74bc08","side":"right"},{"sibling":"e0a3f7091630fc82d5c90e2f87606e19a68536a7202863c42a5e62e42ffb4960","side":"right"},{"sibling":"77025bcb374a7ad74f520643e20a8ae1205a7ee78507b0beb93117760f1c29d3","side":"left"},{"sibling":"f0b12012754f6536125e3e000531caaf4ae0c7117ac775c88c38065d003ba9b1","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":342778,"merkle_root":"1d5716c5cee6535a1f585b035a3250a9ad301d0956f2ee8c379324aec9ca5cdc","public_key_hex":"cf742e26f75669dc673cb5c0786a1ae23ae8ca19c347317192ce40c28a7ff25c","run_id":"hourly_json_retrofit_20260722T213701Z","schema":"crovia.seal.v1","seal_family_version":"crovia-seal-family/1","seal_kind":"substrate_batch","sealed_at":"2026-07-22T21:38:40Z","sig_algorithm":"ed25519","signature":"011d8c3ea30b776e6fe9e161d2946028493148e8da4ae81be3ac13a9486149b785f4d67592aee85070fc4428727c6fa1309004631ae8773e96752e3ad107aa0b","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_981ffd39493045ff8ddc3d350aa005c295825d18f0adc4cde76a0bd32f07eb0e"}}