{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:OYBCACCVT3FSEBKVSUXICPLSUX","short_pith_number":"pith:OYBCACCV","canonical_record":{"source":{"id":"2606.12807","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2026-06-11T02:05:38Z","cross_cats_sorted":[],"title_canon_sha256":"fc1675bf429a18dfe52810fd6351f55cd784c7542f7d5fdf11f61d8d45ddfba0","abstract_canon_sha256":"c508435ce48b81c57cd86f65509a34568d2bd2ce2b074b676e8dabeb86fa7ec9"},"schema_version":"1.0"},"canonical_sha256":"76022008559ecb220555952e813d72a5c8add760602820cd38f6dbbde3b483ba","source":{"kind":"arxiv","id":"2606.12807","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.12807","created_at":"2026-06-12T01:08:51Z"},{"alias_kind":"arxiv_version","alias_value":"2606.12807v1","created_at":"2026-06-12T01:08:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.12807","created_at":"2026-06-12T01:08:51Z"},{"alias_kind":"pith_short_12","alias_value":"OYBCACCVT3FS","created_at":"2026-06-12T01:08:51Z"},{"alias_kind":"pith_short_16","alias_value":"OYBCACCVT3FSEBKV","created_at":"2026-06-12T01:08:51Z"},{"alias_kind":"pith_short_8","alias_value":"OYBCACCV","created_at":"2026-06-12T01:08:51Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:OYBCACCVT3FSEBKVSUXICPLSUX","target":"record","payload":{"canonical_record":{"source":{"id":"2606.12807","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2026-06-11T02:05:38Z","cross_cats_sorted":[],"title_canon_sha256":"fc1675bf429a18dfe52810fd6351f55cd784c7542f7d5fdf11f61d8d45ddfba0","abstract_canon_sha256":"c508435ce48b81c57cd86f65509a34568d2bd2ce2b074b676e8dabeb86fa7ec9"},"schema_version":"1.0"},"canonical_sha256":"76022008559ecb220555952e813d72a5c8add760602820cd38f6dbbde3b483ba","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-12T01:08:51.992477Z","signature_b64":"5FZ8bcX9YhRHXQMbsaML0dkjXxKoF6NCu/LqFaG2CqWWPYmrwKVvYHrHSXqhXIbNicOkM2Fh3veGFO+bExQuCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"76022008559ecb220555952e813d72a5c8add760602820cd38f6dbbde3b483ba","last_reissued_at":"2026-06-12T01:08:51.991673Z","signature_status":"signed_v1","first_computed_at":"2026-06-12T01:08:51.991673Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.12807","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":"2026-06-12T01:08:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Rc1lRBFenLE+Mi/2CDaavHOLfOoD4CyDOlJ5dzQatkqcS/uYGv1h17tnWNzbtSt6xP1KZPhlFz62NowwNTlTBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-29T13:05:27.326819Z"},"content_sha256":"ca9d8fa05ae2321efe42cd9da3c684f49f3d9f79fdf53bb44f99adb377d0b369","schema_version":"1.0","event_id":"sha256:ca9d8fa05ae2321efe42cd9da3c684f49f3d9f79fdf53bb44f99adb377d0b369"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:OYBCACCVT3FSEBKVSUXICPLSUX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Detect, Remask, Repair: Diffusion Editing for Faithful Summarization of Evolving Contexts","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CL","authors_text":"Chandhru Karthick, Hao Zou, Kathleen McKeown, Zachary Horvitz, Zhou Yu","submitted_at":"2026-06-11T02:05:38Z","abstract_excerpt":"Summaries of real-world events can become outdated as contexts evolve and new information arrives. A common response is to generate a new summary from the updated context, but full regeneration discards the previous draft, can obscure what changed, and may be unnecessary when only a few claims are unsupported. We study localized faithfulness repair: updating outdated spans in an existing summary while preserving supported content. We propose DETECT-REMASK-REPAIR, a diffusion-based framework that identifies, remasks, and repairs outdated regions with masked diffusion language models. To evaluat"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.12807","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/2606.12807/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":"2026-06-12T01:08:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WGcQxYDCUKJ7pRPmkCSRFDXzJfQFozOZhxB0TbjeuATd1soPR9ghPIWZn/Q+1UwHI17Qv1Zyq4E7vDuZeWpjCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-29T13:05:27.327185Z"},"content_sha256":"1e20f28da33bf5722603f166affd5b4afdacbbd8542c1b6521add9e2e7215733","schema_version":"1.0","event_id":"sha256:1e20f28da33bf5722603f166affd5b4afdacbbd8542c1b6521add9e2e7215733"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OYBCACCVT3FSEBKVSUXICPLSUX/bundle.json","state_url":"https://pith.science/pith/OYBCACCVT3FSEBKVSUXICPLSUX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OYBCACCVT3FSEBKVSUXICPLSUX/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":"2026-06-29T13:05:27Z","links":{"resolver":"https://pith.science/pith/OYBCACCVT3FSEBKVSUXICPLSUX","bundle":"https://pith.science/pith/OYBCACCVT3FSEBKVSUXICPLSUX/bundle.json","state":"https://pith.science/pith/OYBCACCVT3FSEBKVSUXICPLSUX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OYBCACCVT3FSEBKVSUXICPLSUX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:OYBCACCVT3FSEBKVSUXICPLSUX","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":"c508435ce48b81c57cd86f65509a34568d2bd2ce2b074b676e8dabeb86fa7ec9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2026-06-11T02:05:38Z","title_canon_sha256":"fc1675bf429a18dfe52810fd6351f55cd784c7542f7d5fdf11f61d8d45ddfba0"},"schema_version":"1.0","source":{"id":"2606.12807","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.12807","created_at":"2026-06-12T01:08:51Z"},{"alias_kind":"arxiv_version","alias_value":"2606.12807v1","created_at":"2026-06-12T01:08:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.12807","created_at":"2026-06-12T01:08:51Z"},{"alias_kind":"pith_short_12","alias_value":"OYBCACCVT3FS","created_at":"2026-06-12T01:08:51Z"},{"alias_kind":"pith_short_16","alias_value":"OYBCACCVT3FSEBKV","created_at":"2026-06-12T01:08:51Z"},{"alias_kind":"pith_short_8","alias_value":"OYBCACCV","created_at":"2026-06-12T01:08:51Z"}],"graph_snapshots":[{"event_id":"sha256:1e20f28da33bf5722603f166affd5b4afdacbbd8542c1b6521add9e2e7215733","target":"graph","created_at":"2026-06-12T01:08:51Z","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/2606.12807/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Summaries of real-world events can become outdated as contexts evolve and new information arrives. A common response is to generate a new summary from the updated context, but full regeneration discards the previous draft, can obscure what changed, and may be unnecessary when only a few claims are unsupported. We study localized faithfulness repair: updating outdated spans in an existing summary while preserving supported content. We propose DETECT-REMASK-REPAIR, a diffusion-based framework that identifies, remasks, and repairs outdated regions with masked diffusion language models. To evaluat","authors_text":"Chandhru Karthick, Hao Zou, Kathleen McKeown, Zachary Horvitz, Zhou Yu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2026-06-11T02:05:38Z","title":"Detect, Remask, Repair: Diffusion Editing for Faithful Summarization of Evolving Contexts"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.12807","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:ca9d8fa05ae2321efe42cd9da3c684f49f3d9f79fdf53bb44f99adb377d0b369","target":"record","created_at":"2026-06-12T01:08:51Z","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":"c508435ce48b81c57cd86f65509a34568d2bd2ce2b074b676e8dabeb86fa7ec9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2026-06-11T02:05:38Z","title_canon_sha256":"fc1675bf429a18dfe52810fd6351f55cd784c7542f7d5fdf11f61d8d45ddfba0"},"schema_version":"1.0","source":{"id":"2606.12807","kind":"arxiv","version":1}},"canonical_sha256":"76022008559ecb220555952e813d72a5c8add760602820cd38f6dbbde3b483ba","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"76022008559ecb220555952e813d72a5c8add760602820cd38f6dbbde3b483ba","first_computed_at":"2026-06-12T01:08:51.991673Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-12T01:08:51.991673Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5FZ8bcX9YhRHXQMbsaML0dkjXxKoF6NCu/LqFaG2CqWWPYmrwKVvYHrHSXqhXIbNicOkM2Fh3veGFO+bExQuCg==","signature_status":"signed_v1","signed_at":"2026-06-12T01:08:51.992477Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.12807","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ca9d8fa05ae2321efe42cd9da3c684f49f3d9f79fdf53bb44f99adb377d0b369","sha256:1e20f28da33bf5722603f166affd5b4afdacbbd8542c1b6521add9e2e7215733"],"state_sha256":"1500a42189c10941e4d7be074f660694cca7bec50a36dbbcf82489412a64e55f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HgR0tYDPIZLYZShW+2woslR0gkwZBUpErMgWzikoO+t2+ZZ4SJAxmt1Qd9N/xK2uOjCAISalEOYIRjlU9o5wBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-29T13:05:27.329181Z","bundle_sha256":"8c424b1e789d41399ce3daf82ae310cd9e75b9103d6f6f6f4739406f63b659c5"}}