{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:Y2A5RB6GBUZI2RTPP4SQFTA532","short_pith_number":"pith:Y2A5RB6G","canonical_record":{"source":{"id":"2503.16063","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2025-03-20T11:56:14Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"3a58c7f9bced1c3c39b42f2686732fab406a70e530923cfa3bfcb885337a527b","abstract_canon_sha256":"03d8fba60b525ae93b79a432c9885e83027472e1a88b3d5dd1e1b685dd6d7cb2"},"schema_version":"1.0"},"canonical_sha256":"c681d887c60d328d466f7f2502cc1ddebd4ad685d5557169689dd6ffebee21fa","source":{"kind":"arxiv","id":"2503.16063","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2503.16063","created_at":"2026-07-05T10:36:05Z"},{"alias_kind":"arxiv_version","alias_value":"2503.16063v1","created_at":"2026-07-05T10:36:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2503.16063","created_at":"2026-07-05T10:36:05Z"},{"alias_kind":"pith_short_12","alias_value":"Y2A5RB6GBUZI","created_at":"2026-07-05T10:36:05Z"},{"alias_kind":"pith_short_16","alias_value":"Y2A5RB6GBUZI2RTP","created_at":"2026-07-05T10:36:05Z"},{"alias_kind":"pith_short_8","alias_value":"Y2A5RB6G","created_at":"2026-07-05T10:36:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:Y2A5RB6GBUZI2RTPP4SQFTA532","target":"record","payload":{"canonical_record":{"source":{"id":"2503.16063","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2025-03-20T11:56:14Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"3a58c7f9bced1c3c39b42f2686732fab406a70e530923cfa3bfcb885337a527b","abstract_canon_sha256":"03d8fba60b525ae93b79a432c9885e83027472e1a88b3d5dd1e1b685dd6d7cb2"},"schema_version":"1.0"},"canonical_sha256":"c681d887c60d328d466f7f2502cc1ddebd4ad685d5557169689dd6ffebee21fa","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:36:05.218400Z","signature_b64":"NpscUYINf2EjvJDIE1MdqH+Wyzse4rXPs8axJANqIBLRAv5Pt4UC1XCqZtZb2Z8EgcoPsSxuOUjOhPD2fDDfAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c681d887c60d328d466f7f2502cc1ddebd4ad685d5557169689dd6ffebee21fa","last_reissued_at":"2026-07-05T10:36:05.217894Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:36:05.217894Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2503.16063","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":"2026-07-05T10:36:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HwkEUbWk/1xfsIkegxu8tVM3Aur/2/rRClTTplr7uassmshJ61oMITNdSe48hsqC6CGsQxwgQQgTIy7gUxmPBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T19:00:31.293686Z"},"content_sha256":"3bc255b87431f643d3ccc9771ae8c6f2341b0082cddec68fe6a76bdcab5a394d","schema_version":"1.0","event_id":"sha256:3bc255b87431f643d3ccc9771ae8c6f2341b0082cddec68fe6a76bdcab5a394d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:Y2A5RB6GBUZI2RTPP4SQFTA532","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Two-stage Incomplete Utterance Rewriting on Editing Operation","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"cs.CL","authors_text":"Peifeng Li, Qiaoming Zhu, Yaxin Fan, Zhiyu Cao","submitted_at":"2025-03-20T11:56:14Z","abstract_excerpt":"Previous work on Incomplete Utterance Rewriting (IUR) has primarily focused on generating rewritten utterances based solely on dialogue context, ignoring the widespread phenomenon of coreference and ellipsis in dialogues. To address this issue, we propose a novel framework called TEO (\\emph{Two-stage approach on Editing Operation}) for IUR, in which the first stage generates editing operations and the second stage rewrites incomplete utterances utilizing the generated editing operations and the dialogue context. Furthermore, an adversarial perturbation strategy is proposed to mitigate cascadin"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2503.16063","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/2503.16063/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":"2026-07-05T10:36:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"994rS0me3UWSsfBH/sJZySDWWAEH0bDqPtmFe41Jx+tX7hGEqNJVC1oMXjWyAsWnQTGC0mK6lmvCrrr5tQgXDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T19:00:31.294623Z"},"content_sha256":"bf9a6d12f97ab61c90b9c407cb9688bf43e970850360d583703dc97d81772a71","schema_version":"1.0","event_id":"sha256:bf9a6d12f97ab61c90b9c407cb9688bf43e970850360d583703dc97d81772a71"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Y2A5RB6GBUZI2RTPP4SQFTA532/bundle.json","state_url":"https://pith.science/pith/Y2A5RB6GBUZI2RTPP4SQFTA532/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Y2A5RB6GBUZI2RTPP4SQFTA532/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":"2026-08-11T19:00:31Z","links":{"resolver":"https://pith.science/pith/Y2A5RB6GBUZI2RTPP4SQFTA532","bundle":"https://pith.science/pith/Y2A5RB6GBUZI2RTPP4SQFTA532/bundle.json","state":"https://pith.science/pith/Y2A5RB6GBUZI2RTPP4SQFTA532/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Y2A5RB6GBUZI2RTPP4SQFTA532/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:Y2A5RB6GBUZI2RTPP4SQFTA532","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":"03d8fba60b525ae93b79a432c9885e83027472e1a88b3d5dd1e1b685dd6d7cb2","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2025-03-20T11:56:14Z","title_canon_sha256":"3a58c7f9bced1c3c39b42f2686732fab406a70e530923cfa3bfcb885337a527b"},"schema_version":"1.0","source":{"id":"2503.16063","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2503.16063","created_at":"2026-07-05T10:36:05Z"},{"alias_kind":"arxiv_version","alias_value":"2503.16063v1","created_at":"2026-07-05T10:36:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2503.16063","created_at":"2026-07-05T10:36:05Z"},{"alias_kind":"pith_short_12","alias_value":"Y2A5RB6GBUZI","created_at":"2026-07-05T10:36:05Z"},{"alias_kind":"pith_short_16","alias_value":"Y2A5RB6GBUZI2RTP","created_at":"2026-07-05T10:36:05Z"},{"alias_kind":"pith_short_8","alias_value":"Y2A5RB6G","created_at":"2026-07-05T10:36:05Z"}],"graph_snapshots":[{"event_id":"sha256:bf9a6d12f97ab61c90b9c407cb9688bf43e970850360d583703dc97d81772a71","target":"graph","created_at":"2026-07-05T10:36:05Z","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/2503.16063/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Previous work on Incomplete Utterance Rewriting (IUR) has primarily focused on generating rewritten utterances based solely on dialogue context, ignoring the widespread phenomenon of coreference and ellipsis in dialogues. To address this issue, we propose a novel framework called TEO (\\emph{Two-stage approach on Editing Operation}) for IUR, in which the first stage generates editing operations and the second stage rewrites incomplete utterances utilizing the generated editing operations and the dialogue context. Furthermore, an adversarial perturbation strategy is proposed to mitigate cascadin","authors_text":"Peifeng Li, Qiaoming Zhu, Yaxin Fan, Zhiyu Cao","cross_cats":["cs.AI"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2025-03-20T11:56:14Z","title":"Two-stage Incomplete Utterance Rewriting on Editing Operation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2503.16063","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":"sha256:3bc255b87431f643d3ccc9771ae8c6f2341b0082cddec68fe6a76bdcab5a394d","target":"record","created_at":"2026-07-05T10:36:05Z","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":"03d8fba60b525ae93b79a432c9885e83027472e1a88b3d5dd1e1b685dd6d7cb2","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2025-03-20T11:56:14Z","title_canon_sha256":"3a58c7f9bced1c3c39b42f2686732fab406a70e530923cfa3bfcb885337a527b"},"schema_version":"1.0","source":{"id":"2503.16063","kind":"arxiv","version":1}},"canonical_sha256":"c681d887c60d328d466f7f2502cc1ddebd4ad685d5557169689dd6ffebee21fa","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c681d887c60d328d466f7f2502cc1ddebd4ad685d5557169689dd6ffebee21fa","first_computed_at":"2026-07-05T10:36:05.217894Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:36:05.217894Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NpscUYINf2EjvJDIE1MdqH+Wyzse4rXPs8axJANqIBLRAv5Pt4UC1XCqZtZb2Z8EgcoPsSxuOUjOhPD2fDDfAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T10:36:05.218400Z","signed_message":"canonical_sha256_bytes"},"source_id":"2503.16063","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3bc255b87431f643d3ccc9771ae8c6f2341b0082cddec68fe6a76bdcab5a394d","sha256:bf9a6d12f97ab61c90b9c407cb9688bf43e970850360d583703dc97d81772a71"],"state_sha256":"b40d36ff4685b9737630c947362c72f500fe08a8f3876328cdf5087908089bae"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vD4OdiG+b6OJaKJoXJ5lYAqJkoj5/1woovoCKRfrMLU+4EGx8WmYSFCaQqrtlPB4HSueHkVxGpvs/9DD+qxfCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-11T19:00:31.301262Z","bundle_sha256":"75258799136d4d3d2922f036ede4e3e7bf42c3f69bbf7c546160ac857cbcab1a"}}