{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:GFTZSTAPVWG4GIFGNIQP3YAX66","short_pith_number":"pith:GFTZSTAP","schema_version":"1.0","canonical_sha256":"3167994c0fad8dc320a66a20fde017f7b1b5e16d5c2d5456decf334d65461a36","source":{"kind":"arxiv","id":"2607.14117","version":1},"attestation_state":"computed","paper":{"title":"Heterogeneous Element-Aware Cross-Version Differencing of Scientific Documents via Layout-Aware Alignment and Structure-Aware Reasoning","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"cs.CL","authors_text":"Hao Wang, Keran You, Wenkang An, Zhen Yina","submitted_at":"2026-05-08T14:07:03Z","abstract_excerpt":"Cross-version differencing of scientific documents is essential in scholarly publishing and technical documentation, but remains challenging because scientific documents are page-structured artifacts containing heterogeneous elements such as text, tables, formulas, figures, and layout cues. Existing text-sequence-based methods often lose layout and structural information, while image-based methods lack semantic interpretability and are sensitive to rendering variation. To address these limitations, this paper proposes a layout-aware heterogeneous element-aware framework for scientific document"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2607.14117","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CL","submitted_at":"2026-05-08T14:07:03Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"79acb436a84c897cda193780f2543ea42bfd96e73816e9b54e9ecb218d41338e","abstract_canon_sha256":"b3de88d5f7a82eed00ce7302f473a348c02f8b3fc3fbf997b14520f6d70e953a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-17T00:20:52.877526Z","signature_b64":"th0DmoYEFBp6ZT0bJUPSHzBEp4rWQL4m3OeGGXXiLvXvx93ya5NXI0HpJ2nlrRZNqtFyB4rJwyU920stMZeEBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3167994c0fad8dc320a66a20fde017f7b1b5e16d5c2d5456decf334d65461a36","last_reissued_at":"2026-07-17T00:20:52.876691Z","signature_status":"signed_v1","first_computed_at":"2026-07-17T00:20:52.876691Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Heterogeneous Element-Aware Cross-Version Differencing of Scientific Documents via Layout-Aware Alignment and Structure-Aware Reasoning","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"cs.CL","authors_text":"Hao Wang, Keran You, Wenkang An, Zhen Yina","submitted_at":"2026-05-08T14:07:03Z","abstract_excerpt":"Cross-version differencing of scientific documents is essential in scholarly publishing and technical documentation, but remains challenging because scientific documents are page-structured artifacts containing heterogeneous elements such as text, tables, formulas, figures, and layout cues. Existing text-sequence-based methods often lose layout and structural information, while image-based methods lack semantic interpretability and are sensitive to rendering variation. To address these limitations, this paper proposes a layout-aware heterogeneous element-aware framework for scientific document"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.14117","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/2607.14117/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2607.14117","created_at":"2026-07-17T00:20:52.877116+00:00"},{"alias_kind":"arxiv_version","alias_value":"2607.14117v1","created_at":"2026-07-17T00:20:52.877116+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.14117","created_at":"2026-07-17T00:20:52.877116+00:00"},{"alias_kind":"pith_short_12","alias_value":"GFTZSTAPVWG4","created_at":"2026-07-17T00:20:52.877116+00:00"},{"alias_kind":"pith_short_16","alias_value":"GFTZSTAPVWG4GIFG","created_at":"2026-07-17T00:20:52.877116+00:00"},{"alias_kind":"pith_short_8","alias_value":"GFTZSTAP","created_at":"2026-07-17T00:20:52.877116+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/GFTZSTAPVWG4GIFGNIQP3YAX66","json":"https://pith.science/pith/GFTZSTAPVWG4GIFGNIQP3YAX66.json","graph_json":"https://pith.science/api/pith-number/GFTZSTAPVWG4GIFGNIQP3YAX66/graph.json","events_json":"https://pith.science/api/pith-number/GFTZSTAPVWG4GIFGNIQP3YAX66/events.json","paper":"https://pith.science/paper/GFTZSTAP"},"agent_actions":{"view_html":"https://pith.science/pith/GFTZSTAPVWG4GIFGNIQP3YAX66","download_json":"https://pith.science/pith/GFTZSTAPVWG4GIFGNIQP3YAX66.json","view_paper":"https://pith.science/paper/GFTZSTAP","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2607.14117&json=true","fetch_graph":"https://pith.science/api/pith-number/GFTZSTAPVWG4GIFGNIQP3YAX66/graph.json","fetch_events":"https://pith.science/api/pith-number/GFTZSTAPVWG4GIFGNIQP3YAX66/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/GFTZSTAPVWG4GIFGNIQP3YAX66/action/timestamp_anchor","attest_storage":"https://pith.science/pith/GFTZSTAPVWG4GIFGNIQP3YAX66/action/storage_attestation","attest_author":"https://pith.science/pith/GFTZSTAPVWG4GIFGNIQP3YAX66/action/author_attestation","sign_citation":"https://pith.science/pith/GFTZSTAPVWG4GIFGNIQP3YAX66/action/citation_signature","submit_replication":"https://pith.science/pith/GFTZSTAPVWG4GIFGNIQP3YAX66/action/replication_record"}},"created_at":"2026-07-17T00:20:52.877116+00:00","updated_at":"2026-07-17T00:20:52.877116+00:00"}