{"_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_d9e027d72949a5f8385602da0073f08385b4bfdff13619eb4fead04f31e4517a","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":"spider_vendor_press_v1","root_at_anchor":"spider_vendor_press_v1"}],"axiom_id":"axm_d9e027d72949a5f8385602da0073f08385b4bfdff13619eb4fead04f31e4517a","axiom_type":"AX.OBS","body":{"axiom_subtype":"news.vendor_press.v1","category":"news","fingerprint":"7c824190e469f1e1e1e8ac6660c075bafda49ed1199d89959c42a0f04c478306","published":"Tue, 21 Jun 2016 07:00:00 GMT","receipt_hash":"7c824190e469f1e1e1e8ac6660c075bafda49ed1199d89959c42a0f04c478306","schema":"spider.news.vendor_press.v1","spider":"vendor_press","spider_record":{"axiom_subtype":"news.vendor_press.v1","category":"news","decision_hint":"POSITIVE","envelope_target":"AX.OBS","fingerprint":"7c824190e469f1e1e1e8ac6660c075bafda49ed1199d89959c42a0f04c478306","observed_at":"2026-05-03T15:11:27.656745Z","parent_run_hash":null,"published":"Tue, 21 Jun 2016 07:00:00 GMT","runtime_version":"0.1.0","schema":"spider.news.vendor_press.v1","source_status":200,"source_url":"https://openai.com/blog/rss.xml","spider":"vendor_press","summary_excerpt":"We (along with researchers from Berkeley and Stanford) are co-authors on today’s paper led by Google Brain researchers, Concrete Problems in AI Safety. The paper explores many research problems around ensuring that modern machine learning systems operate as intended.","title":"Concrete AI safety problems","url":"https://openai.com/index/concrete-ai-safety-problems","vendor":"openai"},"summary":"We (along with researchers from Berkeley and Stanford) are co-authors on today’s paper led by Google Brain researchers, Concrete Problems in AI Safety. The paper explores many research problems around ensuring that modern machine learning systems operate as intended.","title":"Concrete AI safety problems","vendor":"openai"},"confidence":{"method":"deterministic"},"decision":"POSITIVE","issued_at":"2026-05-03T15:11:27Z","notes":"Spider vendor_press (news) news.vendor_press.v1","object":{"captured_by":"crovia.spider.vendor_press","primary_source_url":"https://openai.com/index/concrete-ai-safety-problems"},"predecessors":[],"schema":"crovia.axiom.v1","signature":"ed25519:bdb8d59442bbe17e21de747d77ed053b2186d5543d34af08d97f6ca440e16a849b2ee7fac5e616b2a5c2b85152387903b5123b52f9cf4301576513b366c2540a","signer":"crovia.substrate","subject":{"observed_at":"2026-05-03T15:11:27Z","source_collector":"spider:vendor_press","target_id":"https://openai.com/index/concrete-ai-safety-problems"},"tsa":{"authority":"crovia.substrate.bootstrap","rfc3161_token":"{\"kind\":\"crovia.bootstrap.tsa\",\"source_jsonl\":\"/opt/crovia/spider/data/news/vendor_press_v1.jsonl\",\"source_seal_merkle_root\":\"spider_vendor_press_v1\",\"upgrade_path\":\"Sessione H \\u2014 OpenTimestamps weekly anchor\"}"},"zk_mode":"clear","zk_proof":null},"ledger":{"leaf_hash":"29df95e8c54b2f8e39523417e9c1b67e2b8edfd8a71d3d35b5caf47e02d996bb","leaf_index":111438,"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":"5bd1899a5d398b5ea1dc9367d7aadc2effd8ff0d1134c226bbf2e23114a9dd74","side":"right"},{"sibling":"3564b6f6cf2168b43372d77516401be7d4ae0779590bdb2a9e52176909cfb904","side":"left"},{"sibling":"8183c3e022ad092e094e8ece27fe1073f14a607e832826c66b81f198abee5599","side":"left"},{"sibling":"0534b5c9fa013145161c019e6fac56cc8605d6e17edf7c9baeff22556e472748","side":"left"},{"sibling":"5c91ce5a84e5a37f536d56f32ace5e868fbdbe5dc3df0d497ae75b3938e2bfa2","side":"right"},{"sibling":"1f9da91e96c2627c0a6644875ff0e3709067419eea1f46ee1d7a7a7c096c08a3","side":"right"},{"sibling":"9ebd2f5277d899218a2ed346ae28866350f8991cf1ac2c7bce982b6d309f9bef","side":"left"},{"sibling":"4d600d53de4dee753f255d0950ebf58194e2dfda030156b73555960d69feeb97","side":"right"},{"sibling":"b746d4cc0d58238b0f24b179175600a1974c4dd97661c528b2527ff68d79d859","side":"left"},{"sibling":"1e7f05cd06e20834fa02b399bd87f68b112d4974bb4065ba7a9f0541a6410670","side":"left"},{"sibling":"7322dcde9f6dec40cc973ca12dd1ebd16fe5aecf078317f5e57c51a436730eb5","side":"right"},{"sibling":"a6d6e5bc888edc394757fbba02b675bac6ad0831e36a6f5ebbaa4e5548f25603","side":"right"},{"sibling":"76d7c4385d71ae8104107105be66eddb792e01ed6e493db5a9b4eec5441abb76","side":"left"},{"sibling":"b03f005860bf95148ea89c703a32ca19ab7a2ca71b58bb628ff94a9edb8703b0","side":"left"},{"sibling":"21d1e30b556f553dc939fddc23e6367f0a7755ebe3dd489dc0001cef017beb7f","side":"right"},{"sibling":"f2817ab288b5324fe49770372c7a10f33f7cd11005f8d4c0a730316f5229dc98","side":"left"},{"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_d9e027d72949a5f8385602da0073f08385b4bfdff13619eb4fead04f31e4517a"}}