{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:COEUGQAJQ7BY2XJNYNV5BOUOWN","short_pith_number":"pith:COEUGQAJ","canonical_record":{"source":{"id":"2206.10691","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2022-06-21T19:15:20Z","cross_cats_sorted":[],"title_canon_sha256":"240f4f2e8299faac95f93f9d7eece8573d0e9e0c91807dd83bbc301b09351a32","abstract_canon_sha256":"4eebf28414c2ea0f5ac58c91923811fce2c0c8503f37966f8aa79e60d23f89e1"},"schema_version":"1.0"},"canonical_sha256":"138943400987c38d5d2dc36bd0ba8eb353779d8ecac1aed36b820ab9b7b8e171","source":{"kind":"arxiv","id":"2206.10691","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2206.10691","created_at":"2026-07-05T04:33:54Z"},{"alias_kind":"arxiv_version","alias_value":"2206.10691v1","created_at":"2026-07-05T04:33:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2206.10691","created_at":"2026-07-05T04:33:54Z"},{"alias_kind":"pith_short_12","alias_value":"COEUGQAJQ7BY","created_at":"2026-07-05T04:33:54Z"},{"alias_kind":"pith_short_16","alias_value":"COEUGQAJQ7BY2XJN","created_at":"2026-07-05T04:33:54Z"},{"alias_kind":"pith_short_8","alias_value":"COEUGQAJ","created_at":"2026-07-05T04:33:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:COEUGQAJQ7BY2XJNYNV5BOUOWN","target":"record","payload":{"canonical_record":{"source":{"id":"2206.10691","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2022-06-21T19:15:20Z","cross_cats_sorted":[],"title_canon_sha256":"240f4f2e8299faac95f93f9d7eece8573d0e9e0c91807dd83bbc301b09351a32","abstract_canon_sha256":"4eebf28414c2ea0f5ac58c91923811fce2c0c8503f37966f8aa79e60d23f89e1"},"schema_version":"1.0"},"canonical_sha256":"138943400987c38d5d2dc36bd0ba8eb353779d8ecac1aed36b820ab9b7b8e171","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:33:54.520539Z","signature_b64":"/6qTZ+UJUWzgHh2I5q7IyKchcGBr03yb395HLRBaA0nQ+t+bSFEVfj5qvhwYKCb5YXBPmVf+PGfeHZdjtyYyCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"138943400987c38d5d2dc36bd0ba8eb353779d8ecac1aed36b820ab9b7b8e171","last_reissued_at":"2026-07-05T04:33:54.520093Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:33:54.520093Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2206.10691","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T04:33:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Mw7Er6sONIhekNb6BQMEX2i8z+8DSyO1j895I9erMxlKyXGysD3Vclw4b96CB6QiHuAyzEN0rcDNvf7cCfExCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T22:25:55.108953Z"},"content_sha256":"3df1004acaa1332a03486b27f805130f151a8c49feeb783e403b297296c9665e","schema_version":"1.0","event_id":"sha256:3df1004acaa1332a03486b27f805130f151a8c49feeb783e403b297296c9665e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:COEUGQAJQ7BY2XJNYNV5BOUOWN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Towards OOD Detection in Graph Classification from Uncertainty Estimation Perspective","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.LG","authors_text":"Alexey Zaytsev, Evgeny Burnaev, Gleb Bazhenov, Maxim Panov, Sergei Ivanov","submitted_at":"2022-06-21T19:15:20Z","abstract_excerpt":"The problem of out-of-distribution detection for graph classification is far from being solved. The existing models tend to be overconfident about OOD examples or completely ignore the detection task. In this work, we consider this problem from the uncertainty estimation perspective and perform the comparison of several recently proposed methods. In our experiment, we find that there is no universal approach for OOD detection, and it is important to consider both graph representations and predictive categorical distribution."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2206.10691","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2206.10691/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T04:33:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"J9F+o6LSCSHlfpOCspqs/elAt04utfEaqs0MozR22xdIv/+84jtNg0zpAi+igSGxgmj8gnWyqGYtLQbL6oaVAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T22:25:55.109566Z"},"content_sha256":"f2724841e0958356fd6ae18b35c5d1d61065f3cd2c4d1d7e25e7c9d2965c58b3","schema_version":"1.0","event_id":"sha256:f2724841e0958356fd6ae18b35c5d1d61065f3cd2c4d1d7e25e7c9d2965c58b3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/COEUGQAJQ7BY2XJNYNV5BOUOWN/bundle.json","state_url":"https://pith.science/pith/COEUGQAJQ7BY2XJNYNV5BOUOWN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/COEUGQAJQ7BY2XJNYNV5BOUOWN/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-14T22:25:55Z","links":{"resolver":"https://pith.science/pith/COEUGQAJQ7BY2XJNYNV5BOUOWN","bundle":"https://pith.science/pith/COEUGQAJQ7BY2XJNYNV5BOUOWN/bundle.json","state":"https://pith.science/pith/COEUGQAJQ7BY2XJNYNV5BOUOWN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/COEUGQAJQ7BY2XJNYNV5BOUOWN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:COEUGQAJQ7BY2XJNYNV5BOUOWN","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"4eebf28414c2ea0f5ac58c91923811fce2c0c8503f37966f8aa79e60d23f89e1","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2022-06-21T19:15:20Z","title_canon_sha256":"240f4f2e8299faac95f93f9d7eece8573d0e9e0c91807dd83bbc301b09351a32"},"schema_version":"1.0","source":{"id":"2206.10691","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2206.10691","created_at":"2026-07-05T04:33:54Z"},{"alias_kind":"arxiv_version","alias_value":"2206.10691v1","created_at":"2026-07-05T04:33:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2206.10691","created_at":"2026-07-05T04:33:54Z"},{"alias_kind":"pith_short_12","alias_value":"COEUGQAJQ7BY","created_at":"2026-07-05T04:33:54Z"},{"alias_kind":"pith_short_16","alias_value":"COEUGQAJQ7BY2XJN","created_at":"2026-07-05T04:33:54Z"},{"alias_kind":"pith_short_8","alias_value":"COEUGQAJ","created_at":"2026-07-05T04:33:54Z"}],"graph_snapshots":[{"event_id":"sha256:f2724841e0958356fd6ae18b35c5d1d61065f3cd2c4d1d7e25e7c9d2965c58b3","target":"graph","created_at":"2026-07-05T04:33:54Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2206.10691/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The problem of out-of-distribution detection for graph classification is far from being solved. The existing models tend to be overconfident about OOD examples or completely ignore the detection task. In this work, we consider this problem from the uncertainty estimation perspective and perform the comparison of several recently proposed methods. In our experiment, we find that there is no universal approach for OOD detection, and it is important to consider both graph representations and predictive categorical distribution.","authors_text":"Alexey Zaytsev, Evgeny Burnaev, Gleb Bazhenov, Maxim Panov, Sergei Ivanov","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2022-06-21T19:15:20Z","title":"Towards OOD Detection in Graph Classification from Uncertainty Estimation Perspective"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2206.10691","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:3df1004acaa1332a03486b27f805130f151a8c49feeb783e403b297296c9665e","target":"record","created_at":"2026-07-05T04:33:54Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"4eebf28414c2ea0f5ac58c91923811fce2c0c8503f37966f8aa79e60d23f89e1","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2022-06-21T19:15:20Z","title_canon_sha256":"240f4f2e8299faac95f93f9d7eece8573d0e9e0c91807dd83bbc301b09351a32"},"schema_version":"1.0","source":{"id":"2206.10691","kind":"arxiv","version":1}},"canonical_sha256":"138943400987c38d5d2dc36bd0ba8eb353779d8ecac1aed36b820ab9b7b8e171","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"138943400987c38d5d2dc36bd0ba8eb353779d8ecac1aed36b820ab9b7b8e171","first_computed_at":"2026-07-05T04:33:54.520093Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:33:54.520093Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/6qTZ+UJUWzgHh2I5q7IyKchcGBr03yb395HLRBaA0nQ+t+bSFEVfj5qvhwYKCb5YXBPmVf+PGfeHZdjtyYyCA==","signature_status":"signed_v1","signed_at":"2026-07-05T04:33:54.520539Z","signed_message":"canonical_sha256_bytes"},"source_id":"2206.10691","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3df1004acaa1332a03486b27f805130f151a8c49feeb783e403b297296c9665e","sha256:f2724841e0958356fd6ae18b35c5d1d61065f3cd2c4d1d7e25e7c9d2965c58b3"],"state_sha256":"daecae3984120af934eb88d1ddc59bd52680a2577c2a37442a73e58f316612c2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZoA5EDJXHikDVs/ap9Q2DEP5H2Z0eN/nCTkSptMb6AXQSt2i2REWWsNFm/2EvTxfP3p47r9/6HsiDfKMWqC1BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-14T22:25:55.114323Z","bundle_sha256":"ab74758b17b6bb9408b51531ad4b60597c75e2c166397622811b2c285f2c1295"}}