{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:N4UKKO34NRCYZNJDWH5AZXKLSA","short_pith_number":"pith:N4UKKO34","canonical_record":{"source":{"id":"2505.24319","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2025-05-30T08:02:48Z","cross_cats_sorted":[],"title_canon_sha256":"eedbbcbdbdfe3235abb3dee31c1eafae00869a0bf9ec57d725b6d4235aacda50","abstract_canon_sha256":"8f882590dfee287c2e74694379f25a77de463835115abdf55863159471dfc19f"},"schema_version":"1.0"},"canonical_sha256":"6f28a53b7c6c458cb523b1fa0cdd4b9031bcc18da3c59c353c0125c1d81bb1f5","source":{"kind":"arxiv","id":"2505.24319","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2505.24319","created_at":"2026-07-05T11:12:46Z"},{"alias_kind":"arxiv_version","alias_value":"2505.24319v1","created_at":"2026-07-05T11:12:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.24319","created_at":"2026-07-05T11:12:46Z"},{"alias_kind":"pith_short_12","alias_value":"N4UKKO34NRCY","created_at":"2026-07-05T11:12:46Z"},{"alias_kind":"pith_short_16","alias_value":"N4UKKO34NRCYZNJD","created_at":"2026-07-05T11:12:46Z"},{"alias_kind":"pith_short_8","alias_value":"N4UKKO34","created_at":"2026-07-05T11:12:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:N4UKKO34NRCYZNJDWH5AZXKLSA","target":"record","payload":{"canonical_record":{"source":{"id":"2505.24319","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2025-05-30T08:02:48Z","cross_cats_sorted":[],"title_canon_sha256":"eedbbcbdbdfe3235abb3dee31c1eafae00869a0bf9ec57d725b6d4235aacda50","abstract_canon_sha256":"8f882590dfee287c2e74694379f25a77de463835115abdf55863159471dfc19f"},"schema_version":"1.0"},"canonical_sha256":"6f28a53b7c6c458cb523b1fa0cdd4b9031bcc18da3c59c353c0125c1d81bb1f5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:12:46.704205Z","signature_b64":"AEyu+VoWcgTvWhJ+07VbP1QvQq1oJ57FxhrMzfKGKZl0zTt/WTlpOR+EQssZfty9s4LJX1dS47MUdaWZQdgEDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6f28a53b7c6c458cb523b1fa0cdd4b9031bcc18da3c59c353c0125c1d81bb1f5","last_reissued_at":"2026-07-05T11:12:46.703638Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:12:46.703638Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2505.24319","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":"2026-07-05T11:12:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"L1O8sLF5dBBugWxZlJGvnppm7nPrK1gMsr0iBAivTYhlFwDVRXqHimvuPbu4GjIQC/ydYDx4ltCCwOU+v9tJDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T18:36:32.376896Z"},"content_sha256":"4afb27b6332c63c649c2f0d6e94bc4c03247ef426431d3282b455a8aa49f08df","schema_version":"1.0","event_id":"sha256:4afb27b6332c63c649c2f0d6e94bc4c03247ef426431d3282b455a8aa49f08df"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:N4UKKO34NRCYZNJDWH5AZXKLSA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"HiCaM: A Hierarchical-Causal Modification Framework for Long-Form Text Modification","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CL","authors_text":"Chen Lin, Yeyun Gong, Yi Luo, Yuntao Shi","submitted_at":"2025-05-30T08:02:48Z","abstract_excerpt":"Large Language Models (LLMs) have achieved remarkable success in various domains. However, when handling long-form text modification tasks, they still face two major problems: (1) producing undesired modifications by inappropriately altering or summarizing irrelevant content, and (2) missing necessary modifications to implicitly related passages that are crucial for maintaining document coherence. To address these issues, we propose HiCaM, a Hierarchical-Causal Modification framework that operates through a hierarchical summary tree and a causal graph. Furthermore, to evaluate HiCaM, we derive"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.24319","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/2505.24319/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":"2026-07-05T11:12:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Vd+1ixKG5C46Yax7PHy3NB7MPczl5XQkcm+3KEk75Urv78Ddpb0RO+wIezJIenIR9SVqqgc0HRAfVu2N3+oQDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T18:36:32.377493Z"},"content_sha256":"fa56a0089f5d90dfd309857f1b8b5c76b827ec5c7aa15dfeb4999162c6c7e65d","schema_version":"1.0","event_id":"sha256:fa56a0089f5d90dfd309857f1b8b5c76b827ec5c7aa15dfeb4999162c6c7e65d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/N4UKKO34NRCYZNJDWH5AZXKLSA/bundle.json","state_url":"https://pith.science/pith/N4UKKO34NRCYZNJDWH5AZXKLSA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/N4UKKO34NRCYZNJDWH5AZXKLSA/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":"2026-08-09T18:36:32Z","links":{"resolver":"https://pith.science/pith/N4UKKO34NRCYZNJDWH5AZXKLSA","bundle":"https://pith.science/pith/N4UKKO34NRCYZNJDWH5AZXKLSA/bundle.json","state":"https://pith.science/pith/N4UKKO34NRCYZNJDWH5AZXKLSA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/N4UKKO34NRCYZNJDWH5AZXKLSA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:N4UKKO34NRCYZNJDWH5AZXKLSA","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":"8f882590dfee287c2e74694379f25a77de463835115abdf55863159471dfc19f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2025-05-30T08:02:48Z","title_canon_sha256":"eedbbcbdbdfe3235abb3dee31c1eafae00869a0bf9ec57d725b6d4235aacda50"},"schema_version":"1.0","source":{"id":"2505.24319","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2505.24319","created_at":"2026-07-05T11:12:46Z"},{"alias_kind":"arxiv_version","alias_value":"2505.24319v1","created_at":"2026-07-05T11:12:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.24319","created_at":"2026-07-05T11:12:46Z"},{"alias_kind":"pith_short_12","alias_value":"N4UKKO34NRCY","created_at":"2026-07-05T11:12:46Z"},{"alias_kind":"pith_short_16","alias_value":"N4UKKO34NRCYZNJD","created_at":"2026-07-05T11:12:46Z"},{"alias_kind":"pith_short_8","alias_value":"N4UKKO34","created_at":"2026-07-05T11:12:46Z"}],"graph_snapshots":[{"event_id":"sha256:fa56a0089f5d90dfd309857f1b8b5c76b827ec5c7aa15dfeb4999162c6c7e65d","target":"graph","created_at":"2026-07-05T11:12:46Z","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/2505.24319/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Large Language Models (LLMs) have achieved remarkable success in various domains. However, when handling long-form text modification tasks, they still face two major problems: (1) producing undesired modifications by inappropriately altering or summarizing irrelevant content, and (2) missing necessary modifications to implicitly related passages that are crucial for maintaining document coherence. To address these issues, we propose HiCaM, a Hierarchical-Causal Modification framework that operates through a hierarchical summary tree and a causal graph. Furthermore, to evaluate HiCaM, we derive","authors_text":"Chen Lin, Yeyun Gong, Yi Luo, Yuntao Shi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2025-05-30T08:02:48Z","title":"HiCaM: A Hierarchical-Causal Modification Framework for Long-Form Text Modification"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.24319","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":"sha256:4afb27b6332c63c649c2f0d6e94bc4c03247ef426431d3282b455a8aa49f08df","target":"record","created_at":"2026-07-05T11:12:46Z","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":"8f882590dfee287c2e74694379f25a77de463835115abdf55863159471dfc19f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2025-05-30T08:02:48Z","title_canon_sha256":"eedbbcbdbdfe3235abb3dee31c1eafae00869a0bf9ec57d725b6d4235aacda50"},"schema_version":"1.0","source":{"id":"2505.24319","kind":"arxiv","version":1}},"canonical_sha256":"6f28a53b7c6c458cb523b1fa0cdd4b9031bcc18da3c59c353c0125c1d81bb1f5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6f28a53b7c6c458cb523b1fa0cdd4b9031bcc18da3c59c353c0125c1d81bb1f5","first_computed_at":"2026-07-05T11:12:46.703638Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:12:46.703638Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"AEyu+VoWcgTvWhJ+07VbP1QvQq1oJ57FxhrMzfKGKZl0zTt/WTlpOR+EQssZfty9s4LJX1dS47MUdaWZQdgEDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T11:12:46.704205Z","signed_message":"canonical_sha256_bytes"},"source_id":"2505.24319","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4afb27b6332c63c649c2f0d6e94bc4c03247ef426431d3282b455a8aa49f08df","sha256:fa56a0089f5d90dfd309857f1b8b5c76b827ec5c7aa15dfeb4999162c6c7e65d"],"state_sha256":"84132c0894276cefd6970be4ba3a797cc68ad2a2f2dc59c7cf9be5d04c23e5da"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ok/AW+apbALsNmdR2v5Si1EwGN/Ykt+cBvrR/mPsWbLdGalLPjtxBo+HkwIZoayrtD/MY/8ieq+bVkU87PznAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-09T18:36:32.382013Z","bundle_sha256":"1a98b30094845222698324c70577908e69e8be5eba1c7d8483d4669656bd4dfe"}}