{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:WR52RLEOSXV3FL5PIXI4RKUE6C","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":"cde3191022919c7c51c40614d5aaeb27642b3703c040362e5c93e74ff1c1a704","cross_cats_sorted":["cs.AI","cs.CL"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.CV","submitted_at":"2026-06-02T21:39:32Z","title_canon_sha256":"da7e6626a26fb7202c54ce2aed28653a2e0d1b9b360f2a319167b1b71a07c56c"},"schema_version":"1.0","source":{"id":"2606.04240","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.04240","created_at":"2026-06-04T01:08:59Z"},{"alias_kind":"arxiv_version","alias_value":"2606.04240v1","created_at":"2026-06-04T01:08:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.04240","created_at":"2026-06-04T01:08:59Z"},{"alias_kind":"pith_short_12","alias_value":"WR52RLEOSXV3","created_at":"2026-06-04T01:08:59Z"},{"alias_kind":"pith_short_16","alias_value":"WR52RLEOSXV3FL5P","created_at":"2026-06-04T01:08:59Z"},{"alias_kind":"pith_short_8","alias_value":"WR52RLEO","created_at":"2026-06-04T01:08:59Z"}],"graph_snapshots":[{"event_id":"sha256:7dbd7302f3bdf39ebe25f31cb77bc2ea42ef143e6e992591c534a14664bdebc3","target":"graph","created_at":"2026-06-04T01:08:59Z","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/2606.04240/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Retrieval over visually-rich documents, pages that interleave text with figures, tables, and charts, is essential for multimodal retrieval-augmented generation, yet most retrievers still discard the visual channel. The \\emph{Multimodal Document Retrieval Challenge}, Track~1 of the MIR Challenge at the first EReL@MIR workshop, co-located with The Web Conference 2025, asks participants to build a \\emph{single} retrieval system that handles two complementary regimes: closed-set document page retrieval within long documents from a text query (MMDocIR), and open-domain retrieval of Wikipedia-style ","authors_text":"Jingbiao Mei","cross_cats":["cs.AI","cs.CL"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.CV","submitted_at":"2026-06-02T21:39:32Z","title":"Overview of the EReL@MIR 2025 Multimodal Document Retrieval Challenge (Track 1)"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.04240","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":"sha256:185b5737f05f3be5c10b77e183890f455b4ac89040cca96f3df5e87ec85da39e","target":"record","created_at":"2026-06-04T01:08:59Z","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":"cde3191022919c7c51c40614d5aaeb27642b3703c040362e5c93e74ff1c1a704","cross_cats_sorted":["cs.AI","cs.CL"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.CV","submitted_at":"2026-06-02T21:39:32Z","title_canon_sha256":"da7e6626a26fb7202c54ce2aed28653a2e0d1b9b360f2a319167b1b71a07c56c"},"schema_version":"1.0","source":{"id":"2606.04240","kind":"arxiv","version":1}},"canonical_sha256":"b47ba8ac8e95ebb2afaf45d1c8aa84f08e8501e7fffc9dc0557eac645c687c59","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b47ba8ac8e95ebb2afaf45d1c8aa84f08e8501e7fffc9dc0557eac645c687c59","first_computed_at":"2026-06-04T01:08:59.854040Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-04T01:08:59.854040Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LoDg5aFJmqc38QzC58vQajz6KsrvaWUILoLfFDPpuvmsDgnM4i0DRLkKzDfGXB12XGHlwVcyoHUTUXnyQYFACQ==","signature_status":"signed_v1","signed_at":"2026-06-04T01:08:59.854702Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.04240","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:185b5737f05f3be5c10b77e183890f455b4ac89040cca96f3df5e87ec85da39e","sha256:7dbd7302f3bdf39ebe25f31cb77bc2ea42ef143e6e992591c534a14664bdebc3"],"state_sha256":"38fd32c1a6f8bb39af3a4496953fd18609a42929b1902aef94a08eaa065a3f33"}