{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:N736AZSG43ZUSWVVJHNXOLVHV2","short_pith_number":"pith:N736AZSG","canonical_record":{"source":{"id":"2506.20178","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2025-06-25T07:04:49Z","cross_cats_sorted":["cs.AI","cs.LG"],"title_canon_sha256":"2ee4ec2438ff6fd379cad3c68d6311872e47001d10e3c83611f1f9b46636f5a2","abstract_canon_sha256":"18ec54e34c28ce8e11bf2d44755b0e3e900774e2c6e6a33408e2ff9abb0551af"},"schema_version":"1.0"},"canonical_sha256":"6ff7e06646e6f3495ab549db772ea7ae9910e3bc6a9ec394e7b4fac85e17f32a","source":{"kind":"arxiv","id":"2506.20178","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.20178","created_at":"2026-07-05T11:27:01Z"},{"alias_kind":"arxiv_version","alias_value":"2506.20178v1","created_at":"2026-07-05T11:27:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.20178","created_at":"2026-07-05T11:27:01Z"},{"alias_kind":"pith_short_12","alias_value":"N736AZSG43ZU","created_at":"2026-07-05T11:27:01Z"},{"alias_kind":"pith_short_16","alias_value":"N736AZSG43ZUSWVV","created_at":"2026-07-05T11:27:01Z"},{"alias_kind":"pith_short_8","alias_value":"N736AZSG","created_at":"2026-07-05T11:27:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:N736AZSG43ZUSWVVJHNXOLVHV2","target":"record","payload":{"canonical_record":{"source":{"id":"2506.20178","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2025-06-25T07:04:49Z","cross_cats_sorted":["cs.AI","cs.LG"],"title_canon_sha256":"2ee4ec2438ff6fd379cad3c68d6311872e47001d10e3c83611f1f9b46636f5a2","abstract_canon_sha256":"18ec54e34c28ce8e11bf2d44755b0e3e900774e2c6e6a33408e2ff9abb0551af"},"schema_version":"1.0"},"canonical_sha256":"6ff7e06646e6f3495ab549db772ea7ae9910e3bc6a9ec394e7b4fac85e17f32a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:27:01.585525Z","signature_b64":"5i59EaWWZeLfDGbN2T+WAu03A+lOrIK7OUaaXgBip2p0EyreYB7jOsZ+hhQUfMxQRoZFgKDyI1pT8B6a+b28BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6ff7e06646e6f3495ab549db772ea7ae9910e3bc6a9ec394e7b4fac85e17f32a","last_reissued_at":"2026-07-05T11:27:01.585003Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:27:01.585003Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2506.20178","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":"2026-07-05T11:27:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"M8M7G4ZaI6oWsn+rO0ry8X8tcrDgch5eMElAdvHeYWfyuIFte98su15srZbEER20hMKg+Ir71O9ovBnnPYhnDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T17:00:55.944564Z"},"content_sha256":"18ac5787e6c78786f7c299076bd1a4acaecb66498405aa8676d43923fb510acd","schema_version":"1.0","event_id":"sha256:18ac5787e6c78786f7c299076bd1a4acaecb66498405aa8676d43923fb510acd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:N736AZSG43ZUSWVVJHNXOLVHV2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"COIN: Uncertainty-Guarding Selective Question Answering for Foundation Models with Provable Risk Guarantees","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.AI","cs.LG"],"primary_cat":"cs.CL","authors_text":"Jinhao Duan, Kaidi Xu, Qingni Wang, Tianlong Chen, Xiaofeng Zhu, Xiaoshuang Shi, Zhiyuan Wang","submitted_at":"2025-06-25T07:04:49Z","abstract_excerpt":"Uncertainty quantification (UQ) for foundation models is essential to identify and mitigate potential hallucinations in automatically generated text. However, heuristic UQ approaches lack formal guarantees for key metrics such as the false discovery rate (FDR) in selective prediction. Previous work adopts the split conformal prediction (SCP) framework to ensure desired coverage of admissible answers by constructing prediction sets, but these sets often contain incorrect candidates, limiting their practical utility. To address this, we propose COIN, an uncertainty-guarding selection framework t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.20178","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/2506.20178/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":"2026-07-05T11:27:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BL5AENxo6DFtpzJIMmzMnGkFwhqnbeOFqXMpW7gDcGSU/31/bQ57K8Ox9vMm5RZngDVdQSj0wvg6MM80UEELBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T17:00:55.945487Z"},"content_sha256":"8cf8005242012f1bead8a3a7c14e25e3f6b60e553c76e4e90cc86a6e9d0d7624","schema_version":"1.0","event_id":"sha256:8cf8005242012f1bead8a3a7c14e25e3f6b60e553c76e4e90cc86a6e9d0d7624"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/N736AZSG43ZUSWVVJHNXOLVHV2/bundle.json","state_url":"https://pith.science/pith/N736AZSG43ZUSWVVJHNXOLVHV2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/N736AZSG43ZUSWVVJHNXOLVHV2/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":"2026-08-12T17:00:55Z","links":{"resolver":"https://pith.science/pith/N736AZSG43ZUSWVVJHNXOLVHV2","bundle":"https://pith.science/pith/N736AZSG43ZUSWVVJHNXOLVHV2/bundle.json","state":"https://pith.science/pith/N736AZSG43ZUSWVVJHNXOLVHV2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/N736AZSG43ZUSWVVJHNXOLVHV2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:N736AZSG43ZUSWVVJHNXOLVHV2","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":"18ec54e34c28ce8e11bf2d44755b0e3e900774e2c6e6a33408e2ff9abb0551af","cross_cats_sorted":["cs.AI","cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2025-06-25T07:04:49Z","title_canon_sha256":"2ee4ec2438ff6fd379cad3c68d6311872e47001d10e3c83611f1f9b46636f5a2"},"schema_version":"1.0","source":{"id":"2506.20178","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.20178","created_at":"2026-07-05T11:27:01Z"},{"alias_kind":"arxiv_version","alias_value":"2506.20178v1","created_at":"2026-07-05T11:27:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.20178","created_at":"2026-07-05T11:27:01Z"},{"alias_kind":"pith_short_12","alias_value":"N736AZSG43ZU","created_at":"2026-07-05T11:27:01Z"},{"alias_kind":"pith_short_16","alias_value":"N736AZSG43ZUSWVV","created_at":"2026-07-05T11:27:01Z"},{"alias_kind":"pith_short_8","alias_value":"N736AZSG","created_at":"2026-07-05T11:27:01Z"}],"graph_snapshots":[{"event_id":"sha256:8cf8005242012f1bead8a3a7c14e25e3f6b60e553c76e4e90cc86a6e9d0d7624","target":"graph","created_at":"2026-07-05T11:27:01Z","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/2506.20178/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Uncertainty quantification (UQ) for foundation models is essential to identify and mitigate potential hallucinations in automatically generated text. However, heuristic UQ approaches lack formal guarantees for key metrics such as the false discovery rate (FDR) in selective prediction. Previous work adopts the split conformal prediction (SCP) framework to ensure desired coverage of admissible answers by constructing prediction sets, but these sets often contain incorrect candidates, limiting their practical utility. To address this, we propose COIN, an uncertainty-guarding selection framework t","authors_text":"Jinhao Duan, Kaidi Xu, Qingni Wang, Tianlong Chen, Xiaofeng Zhu, Xiaoshuang Shi, Zhiyuan Wang","cross_cats":["cs.AI","cs.LG"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2025-06-25T07:04:49Z","title":"COIN: Uncertainty-Guarding Selective Question Answering for Foundation Models with Provable Risk Guarantees"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.20178","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":"sha256:18ac5787e6c78786f7c299076bd1a4acaecb66498405aa8676d43923fb510acd","target":"record","created_at":"2026-07-05T11:27:01Z","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":"18ec54e34c28ce8e11bf2d44755b0e3e900774e2c6e6a33408e2ff9abb0551af","cross_cats_sorted":["cs.AI","cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2025-06-25T07:04:49Z","title_canon_sha256":"2ee4ec2438ff6fd379cad3c68d6311872e47001d10e3c83611f1f9b46636f5a2"},"schema_version":"1.0","source":{"id":"2506.20178","kind":"arxiv","version":1}},"canonical_sha256":"6ff7e06646e6f3495ab549db772ea7ae9910e3bc6a9ec394e7b4fac85e17f32a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6ff7e06646e6f3495ab549db772ea7ae9910e3bc6a9ec394e7b4fac85e17f32a","first_computed_at":"2026-07-05T11:27:01.585003Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:27:01.585003Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5i59EaWWZeLfDGbN2T+WAu03A+lOrIK7OUaaXgBip2p0EyreYB7jOsZ+hhQUfMxQRoZFgKDyI1pT8B6a+b28BQ==","signature_status":"signed_v1","signed_at":"2026-07-05T11:27:01.585525Z","signed_message":"canonical_sha256_bytes"},"source_id":"2506.20178","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:18ac5787e6c78786f7c299076bd1a4acaecb66498405aa8676d43923fb510acd","sha256:8cf8005242012f1bead8a3a7c14e25e3f6b60e553c76e4e90cc86a6e9d0d7624"],"state_sha256":"631da8d2ce905d5279a1460289d635a2893c9a59ec6b0e2a832c702aecc8d8ca"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"txAi22y59oJIzZz/Q9/mvjd/t2oCFUKX/VyezVxldOAkOIFuGFi3R4LicrRqGY638ekfnIeapp1FdsQB20XrCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T17:00:55.951123Z","bundle_sha256":"6f4d2e05602e8afe5423dd64a4de7ad9fc5ba5d2f7af76a82fe419193a9f37db"}}