{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:ZW25QCZ42UACXJUSTM6XQGLYK5","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":"11816189c16fe6ff00c8e99ff9f2f940d15cc9931589807c7ec6b5ae7be48510","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CE","submitted_at":"2026-07-31T18:06:58Z","title_canon_sha256":"28a0b5742f94247be2f85d4566fcb22530ba7332549729f6099d4c759b5a5c63"},"schema_version":"1.0","source":{"id":"2608.00183","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2608.00183","created_at":"2026-08-04T00:33:17Z"},{"alias_kind":"arxiv_version","alias_value":"2608.00183v1","created_at":"2026-08-04T00:33:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.00183","created_at":"2026-08-04T00:33:17Z"},{"alias_kind":"pith_short_12","alias_value":"ZW25QCZ42UAC","created_at":"2026-08-04T00:33:17Z"},{"alias_kind":"pith_short_16","alias_value":"ZW25QCZ42UACXJUS","created_at":"2026-08-04T00:33:17Z"},{"alias_kind":"pith_short_8","alias_value":"ZW25QCZ4","created_at":"2026-08-04T00:33:17Z"}],"graph_snapshots":[{"event_id":"sha256:0abd0a54927818d182e8ff29ef7b1eca6e49dff868363e13defb4d3ef97499ed","target":"graph","created_at":"2026-08-04T00:33:17Z","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/2608.00183/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Retrieval over financial filings is difficult because queries are short and acronym-heavy while the answer-bearing evidence sits inside long, table-dense documents. We study sparse-dense hybrid retrieval on FinDER, a benchmark of expert-annotated questions over corporate 10-K filings. Our first finding is methodological: if the retrieval unit is larger than the dense encoder's input window, the dense model never sees a large share of the labeled evidence, confounding comparison against a full-text sparse baseline. We measure this directly and remove it by segmenting the corpus into encoder-siz","authors_text":"Chenyu Wu, You Lin","cross_cats":["cs.AI"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CE","submitted_at":"2026-07-31T18:06:58Z","title":"Evidence-Unit Fairness and the Limits of Query-Adaptive Sparse-Dense Fusion in Financial Document Retrieval"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.00183","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:c1892bd42113c198c87df1133f69e80cb183e36078f7878cdcb6641a4c7e700f","target":"record","created_at":"2026-08-04T00:33:17Z","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":"11816189c16fe6ff00c8e99ff9f2f940d15cc9931589807c7ec6b5ae7be48510","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CE","submitted_at":"2026-07-31T18:06:58Z","title_canon_sha256":"28a0b5742f94247be2f85d4566fcb22530ba7332549729f6099d4c759b5a5c63"},"schema_version":"1.0","source":{"id":"2608.00183","kind":"arxiv","version":1}},"canonical_sha256":"cdb5d80b3cd5002ba6929b3d781978575b87ee75529c330e4e772a605e714f43","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cdb5d80b3cd5002ba6929b3d781978575b87ee75529c330e4e772a605e714f43","first_computed_at":"2026-08-04T00:33:17.129641Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-08-04T00:33:17.129641Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"n5FyhdsqK9UWVHtWjHIM7hMAc5MdH13mF7HljH35wJaTzjDt96wD5nOSvCSXconB/jnAmPi2T9p+rhOuk+XSDA==","signature_status":"signed_v1","signed_at":"2026-08-04T00:33:17.131336Z","signed_message":"canonical_sha256_bytes"},"source_id":"2608.00183","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c1892bd42113c198c87df1133f69e80cb183e36078f7878cdcb6641a4c7e700f","sha256:0abd0a54927818d182e8ff29ef7b1eca6e49dff868363e13defb4d3ef97499ed"],"state_sha256":"893bafefc34aff7d5db7b6cecb1bef210e32d1bb8dd4a0188878dafeb8253c5d"}