{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:RHXCM72ZE7IPEPZTWL4B7VZPUT","short_pith_number":"pith:RHXCM72Z","canonical_record":{"source":{"id":"1908.01843","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2019-07-22T08:25:16Z","cross_cats_sorted":["cs.AI","cs.LG","stat.ML"],"title_canon_sha256":"d02106c6c041adf5457916fce7f1606d1c8999c3cc74d6a9b56b737e94875ea3","abstract_canon_sha256":"971f2239189449008cb19c33d0292083bf05afc6867c3c85f34121a556ea6f54"},"schema_version":"1.0"},"canonical_sha256":"89ee267f5927d0f23f33b2f81fd72fa4ccf5dd712b56f94c22ffbac462a2cc86","source":{"kind":"arxiv","id":"1908.01843","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.01843","created_at":"2026-07-04T23:51:48Z"},{"alias_kind":"arxiv_version","alias_value":"1908.01843v1","created_at":"2026-07-04T23:51:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.01843","created_at":"2026-07-04T23:51:48Z"},{"alias_kind":"pith_short_12","alias_value":"RHXCM72ZE7IP","created_at":"2026-07-04T23:51:48Z"},{"alias_kind":"pith_short_16","alias_value":"RHXCM72ZE7IPEPZT","created_at":"2026-07-04T23:51:48Z"},{"alias_kind":"pith_short_8","alias_value":"RHXCM72Z","created_at":"2026-07-04T23:51:48Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:RHXCM72ZE7IPEPZTWL4B7VZPUT","target":"record","payload":{"canonical_record":{"source":{"id":"1908.01843","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2019-07-22T08:25:16Z","cross_cats_sorted":["cs.AI","cs.LG","stat.ML"],"title_canon_sha256":"d02106c6c041adf5457916fce7f1606d1c8999c3cc74d6a9b56b737e94875ea3","abstract_canon_sha256":"971f2239189449008cb19c33d0292083bf05afc6867c3c85f34121a556ea6f54"},"schema_version":"1.0"},"canonical_sha256":"89ee267f5927d0f23f33b2f81fd72fa4ccf5dd712b56f94c22ffbac462a2cc86","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T23:51:48.320853Z","signature_b64":"uwcEFKOqBtzpmyyZ+JVVVCzIRpNAsZVt5mNkB8fvmZlYYcFlyTJQbWdPEsjfWmSIdtmnP3CRtmf+6/rPoRaiCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"89ee267f5927d0f23f33b2f81fd72fa4ccf5dd712b56f94c22ffbac462a2cc86","last_reissued_at":"2026-07-04T23:51:48.320424Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T23:51:48.320424Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1908.01843","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":"2026-07-04T23:51:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KnF/5lDPOVU7Q2IJjaDWprtkto3cfaViCIEgvdglK56bw2EonQ6wQ4x0DkU/+T/dTiFM3hjmBFCez0JD79HVAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-09T06:55:08.383964Z"},"content_sha256":"542ac260a3203ca06069ab760265a62b37adcac09df03694f55c81477a79ea81","schema_version":"1.0","event_id":"sha256:542ac260a3203ca06069ab760265a62b37adcac09df03694f55c81477a79ea81"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:RHXCM72ZE7IPEPZTWL4B7VZPUT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"GEAR: Graph-based Evidence Aggregating and Reasoning for Fact Verification","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.AI","cs.LG","stat.ML"],"primary_cat":"cs.CL","authors_text":"Changcheng Li, Cheng Yang, Jie Zhou, Lifeng Wang, Maosong Sun, Xu Han, Zhiyuan Liu","submitted_at":"2019-07-22T08:25:16Z","abstract_excerpt":"Fact verification (FV) is a challenging task which requires to retrieve relevant evidence from plain text and use the evidence to verify given claims. Many claims require to simultaneously integrate and reason over several pieces of evidence for verification. However, previous work employs simple models to extract information from evidence without letting evidence communicate with each other, e.g., merely concatenate the evidence for processing. Therefore, these methods are unable to grasp sufficient relational and logical information among the evidence. To alleviate this issue, we propose a g"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.01843","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/1908.01843/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":"2026-07-04T23:51:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PuTBfwY/0xjs0hulWEKPfIoxqjPqSV6t3/lCGlQLT+NYRWr4A8SZNUPiYkbwcc8VQMk5fHUYd3vOYtghrE3YBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-09T06:55:08.384355Z"},"content_sha256":"cfa6d33508bd72021481dd3147688a9f1433e32a00e93ebe822e401252151a72","schema_version":"1.0","event_id":"sha256:cfa6d33508bd72021481dd3147688a9f1433e32a00e93ebe822e401252151a72"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RHXCM72ZE7IPEPZTWL4B7VZPUT/bundle.json","state_url":"https://pith.science/pith/RHXCM72ZE7IPEPZTWL4B7VZPUT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RHXCM72ZE7IPEPZTWL4B7VZPUT/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":"2026-07-09T06:55:08Z","links":{"resolver":"https://pith.science/pith/RHXCM72ZE7IPEPZTWL4B7VZPUT","bundle":"https://pith.science/pith/RHXCM72ZE7IPEPZTWL4B7VZPUT/bundle.json","state":"https://pith.science/pith/RHXCM72ZE7IPEPZTWL4B7VZPUT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RHXCM72ZE7IPEPZTWL4B7VZPUT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:RHXCM72ZE7IPEPZTWL4B7VZPUT","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":"971f2239189449008cb19c33d0292083bf05afc6867c3c85f34121a556ea6f54","cross_cats_sorted":["cs.AI","cs.LG","stat.ML"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2019-07-22T08:25:16Z","title_canon_sha256":"d02106c6c041adf5457916fce7f1606d1c8999c3cc74d6a9b56b737e94875ea3"},"schema_version":"1.0","source":{"id":"1908.01843","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.01843","created_at":"2026-07-04T23:51:48Z"},{"alias_kind":"arxiv_version","alias_value":"1908.01843v1","created_at":"2026-07-04T23:51:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.01843","created_at":"2026-07-04T23:51:48Z"},{"alias_kind":"pith_short_12","alias_value":"RHXCM72ZE7IP","created_at":"2026-07-04T23:51:48Z"},{"alias_kind":"pith_short_16","alias_value":"RHXCM72ZE7IPEPZT","created_at":"2026-07-04T23:51:48Z"},{"alias_kind":"pith_short_8","alias_value":"RHXCM72Z","created_at":"2026-07-04T23:51:48Z"}],"graph_snapshots":[{"event_id":"sha256:cfa6d33508bd72021481dd3147688a9f1433e32a00e93ebe822e401252151a72","target":"graph","created_at":"2026-07-04T23:51:48Z","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/1908.01843/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Fact verification (FV) is a challenging task which requires to retrieve relevant evidence from plain text and use the evidence to verify given claims. Many claims require to simultaneously integrate and reason over several pieces of evidence for verification. However, previous work employs simple models to extract information from evidence without letting evidence communicate with each other, e.g., merely concatenate the evidence for processing. Therefore, these methods are unable to grasp sufficient relational and logical information among the evidence. To alleviate this issue, we propose a g","authors_text":"Changcheng Li, Cheng Yang, Jie Zhou, Lifeng Wang, Maosong Sun, Xu Han, Zhiyuan Liu","cross_cats":["cs.AI","cs.LG","stat.ML"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2019-07-22T08:25:16Z","title":"GEAR: Graph-based Evidence Aggregating and Reasoning for Fact Verification"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.01843","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":"sha256:542ac260a3203ca06069ab760265a62b37adcac09df03694f55c81477a79ea81","target":"record","created_at":"2026-07-04T23:51:48Z","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":"971f2239189449008cb19c33d0292083bf05afc6867c3c85f34121a556ea6f54","cross_cats_sorted":["cs.AI","cs.LG","stat.ML"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2019-07-22T08:25:16Z","title_canon_sha256":"d02106c6c041adf5457916fce7f1606d1c8999c3cc74d6a9b56b737e94875ea3"},"schema_version":"1.0","source":{"id":"1908.01843","kind":"arxiv","version":1}},"canonical_sha256":"89ee267f5927d0f23f33b2f81fd72fa4ccf5dd712b56f94c22ffbac462a2cc86","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"89ee267f5927d0f23f33b2f81fd72fa4ccf5dd712b56f94c22ffbac462a2cc86","first_computed_at":"2026-07-04T23:51:48.320424Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T23:51:48.320424Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"uwcEFKOqBtzpmyyZ+JVVVCzIRpNAsZVt5mNkB8fvmZlYYcFlyTJQbWdPEsjfWmSIdtmnP3CRtmf+6/rPoRaiCA==","signature_status":"signed_v1","signed_at":"2026-07-04T23:51:48.320853Z","signed_message":"canonical_sha256_bytes"},"source_id":"1908.01843","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:542ac260a3203ca06069ab760265a62b37adcac09df03694f55c81477a79ea81","sha256:cfa6d33508bd72021481dd3147688a9f1433e32a00e93ebe822e401252151a72"],"state_sha256":"49f4d4c56e7e6902dd92ebb441d9a50c66633d682a06dfab54017a653d2cfaad"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Sxjd/tE+MuT622BZbEQ592ch/8qrxq7h4x4MnNdC72mHMe7ZMeMuLtmt2A5XpLJGJJlpNlIWg5fAxVrbaLmyDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-09T06:55:08.386513Z","bundle_sha256":"763fb2ba8ad06c8a97617d33bc731671c3595300d07a32566eed3e4fe3c96ca4"}}