{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:5CJU2ZWVDBNHO7CFNFQODJJRNJ","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":"1e0bfc086c725af1037fc1512f20a52f758b37871632b9de5a002f299645bb2a","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CL","submitted_at":"2021-10-02T09:53:48Z","title_canon_sha256":"2b4f9cbebee2675c63f26a99b43a64e34bdc0199d2c223cff200fc74931698aa"},"schema_version":"1.0","source":{"id":"2110.00768","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2110.00768","created_at":"2026-07-05T03:58:17Z"},{"alias_kind":"arxiv_version","alias_value":"2110.00768v3","created_at":"2026-07-05T03:58:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2110.00768","created_at":"2026-07-05T03:58:17Z"},{"alias_kind":"pith_short_12","alias_value":"5CJU2ZWVDBNH","created_at":"2026-07-05T03:58:17Z"},{"alias_kind":"pith_short_16","alias_value":"5CJU2ZWVDBNHO7CF","created_at":"2026-07-05T03:58:17Z"},{"alias_kind":"pith_short_8","alias_value":"5CJU2ZWV","created_at":"2026-07-05T03:58:17Z"}],"graph_snapshots":[{"event_id":"sha256:942528a95baa41d33c269908ad50aacb6ac496862b1efaaef3a3a5fa65c9ace6","target":"graph","created_at":"2026-07-05T03:58:17Z","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/2110.00768/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In a conversational question answering scenario, a questioner seeks to extract information about a topic through a series of interdependent questions and answers. As the conversation progresses, they may switch to related topics, a phenomenon commonly observed in information-seeking search sessions. However, current datasets for conversational question answering are limiting in two ways: 1) they do not contain topic switches; and 2) they assume the reference text for the conversation is given, i.e., the setting is not open-domain. We introduce TopiOCQA (pronounced Tapioca), an open-domain conv","authors_text":"Harm de Vries, Kaheer Suleman, Shehzaad Dhuliawala, Siva Reddy, Vaibhav Adlakha","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CL","submitted_at":"2021-10-02T09:53:48Z","title":"TopiOCQA: Open-domain Conversational Question Answering with Topic Switching"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2110.00768","kind":"arxiv","version":3},"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":"sha256:644a66a8d6691c7da7dc442d70be9b45c5eff78d57afa5c978454cda61a38af1","target":"record","created_at":"2026-07-05T03:58:17Z","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":"1e0bfc086c725af1037fc1512f20a52f758b37871632b9de5a002f299645bb2a","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CL","submitted_at":"2021-10-02T09:53:48Z","title_canon_sha256":"2b4f9cbebee2675c63f26a99b43a64e34bdc0199d2c223cff200fc74931698aa"},"schema_version":"1.0","source":{"id":"2110.00768","kind":"arxiv","version":3}},"canonical_sha256":"e8934d66d5185a777c456960e1a5316a468a8d8c0c9129e76ab7c73be91af749","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e8934d66d5185a777c456960e1a5316a468a8d8c0c9129e76ab7c73be91af749","first_computed_at":"2026-07-05T03:58:17.619912Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:58:17.619912Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"eGyg3eTNtY0KNU1vUccuED7BYOifa6m6CvlIYj4rN9eEPQq/iMU0tFfyAQWImchQffj95PHKTY71b+yPlDofBA==","signature_status":"signed_v1","signed_at":"2026-07-05T03:58:17.620340Z","signed_message":"canonical_sha256_bytes"},"source_id":"2110.00768","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:644a66a8d6691c7da7dc442d70be9b45c5eff78d57afa5c978454cda61a38af1","sha256:942528a95baa41d33c269908ad50aacb6ac496862b1efaaef3a3a5fa65c9ace6"],"state_sha256":"e604449ea343a70d1de7505b8fce878a381da2897b26f3a6a581ff6b9cdf4742"}