{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:HQGJW3HKDWUR33JR3DEGELUJL6","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":"db579a61acecfbcceecef345797aeb00bcca463ecc700a9c403ee07bb41af30d","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AI","submitted_at":"2026-05-27T07:28:25Z","title_canon_sha256":"1f34f53431a44de9c303cf278437b0641222cd2f325bb46ecaa1cd1d5ede9b3e"},"schema_version":"1.0","source":{"id":"2605.28070","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.28070","created_at":"2026-05-28T01:04:57Z"},{"alias_kind":"arxiv_version","alias_value":"2605.28070v1","created_at":"2026-05-28T01:04:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.28070","created_at":"2026-05-28T01:04:57Z"},{"alias_kind":"pith_short_12","alias_value":"HQGJW3HKDWUR","created_at":"2026-05-28T01:04:57Z"},{"alias_kind":"pith_short_16","alias_value":"HQGJW3HKDWUR33JR","created_at":"2026-05-28T01:04:57Z"},{"alias_kind":"pith_short_8","alias_value":"HQGJW3HK","created_at":"2026-05-28T01:04:57Z"}],"graph_snapshots":[{"event_id":"sha256:f87bfd0df94f9470418097ad6cbe8100aa8448c73a25c10e188f9ab97ec35d54","target":"graph","created_at":"2026-05-28T01:04:57Z","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/2605.28070/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We highlight a failure mode of large reasoning models on questions with insufficient information: models may recognize that a problem is under-specified, yet still continue reasoning and produce unsupported final answers instead of abstaining. We formalize this mismatch as the detection-to-abstention gap, where detected insufficiency fails to translate into final abstention. This gap is especially concerning in high-risk domains such as medical AI, where answers based on incomplete evidence can be more harmful than refusal. To close this gap, we propose Judge-Then-Solve (JTS), a trajectory-lev","authors_text":"Chunxiao Guo, Hansong Xiao, Jiaxu Li, Jinjie Gu, Pei Wei, Renjie Gu, Yefei Chen, Yihao Wang, Yixin Cao, Yuan Wang, Yun Yue","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AI","submitted_at":"2026-05-27T07:28:25Z","title":"Bridging the Detection-to-Abstention Gap in Reasoning Models under Insufficient Information"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.28070","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":"sha256:24edfe0460332334a58bf2fffa9edbae4db9cbdfc268b93ba03c5f3e2d069816","target":"record","created_at":"2026-05-28T01:04:57Z","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":"db579a61acecfbcceecef345797aeb00bcca463ecc700a9c403ee07bb41af30d","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AI","submitted_at":"2026-05-27T07:28:25Z","title_canon_sha256":"1f34f53431a44de9c303cf278437b0641222cd2f325bb46ecaa1cd1d5ede9b3e"},"schema_version":"1.0","source":{"id":"2605.28070","kind":"arxiv","version":1}},"canonical_sha256":"3c0c9b6cea1da91ded31d8c8622e895f94941733c368f7c18e8bf7ea85a3263e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3c0c9b6cea1da91ded31d8c8622e895f94941733c368f7c18e8bf7ea85a3263e","first_computed_at":"2026-05-28T01:04:57.700171Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-28T01:04:57.700171Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gCb1WdD8eIipT/b/xtP/BbDbHclVFMtJBXDQ7/ZFWIM/0P7iiTwagmMCtqWb9nnrmE0gPc44dw0fSaTmeSz8Aw==","signature_status":"signed_v1","signed_at":"2026-05-28T01:04:57.700618Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.28070","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:24edfe0460332334a58bf2fffa9edbae4db9cbdfc268b93ba03c5f3e2d069816","sha256:f87bfd0df94f9470418097ad6cbe8100aa8448c73a25c10e188f9ab97ec35d54"],"state_sha256":"d8f3bb04b4e708a4de74b55b56ee6c6f0a8629afe4c8d13ed52cadffd3fbb842"}