{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:BEXH43ILI5NW5N6I2ZWOZAM4WG","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":"1225694ef4f60b5fe65bde824f9a7ab8b74d392e3efaeb159f9fd97b1f552fc2","cross_cats_sorted":["cs.CL"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2019-03-18T18:44:07Z","title_canon_sha256":"24053044e9d83e1f5dda247ce94eb609cea6b50f79da81be63d28bd2ade79e00"},"schema_version":"1.0","source":{"id":"1903.07666","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.07666","created_at":"2026-05-17T23:50:54Z"},{"alias_kind":"arxiv_version","alias_value":"1903.07666v1","created_at":"2026-05-17T23:50:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.07666","created_at":"2026-05-17T23:50:54Z"},{"alias_kind":"pith_short_12","alias_value":"BEXH43ILI5NW","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_16","alias_value":"BEXH43ILI5NW5N6I","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_8","alias_value":"BEXH43IL","created_at":"2026-05-18T12:33:12Z"}],"graph_snapshots":[{"event_id":"sha256:af479d8fbcf04e615329677edb5dfe37d982133ef107fe9a307780a6ab0faac8","target":"graph","created_at":"2026-05-17T23:50:54Z","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"},"paper":{"abstract_excerpt":"We propose several small modifications to Duet---a deep neural ranking model---and evaluate the updated model on the MS MARCO passage ranking task. We report significant improvements from the proposed changes based on an ablation study.","authors_text":"Bhaskar Mitra, Nick Craswell","cross_cats":["cs.CL"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2019-03-18T18:44:07Z","title":"An Updated Duet Model for Passage Re-ranking"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.07666","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":"sha256:0ba156b3136d8dc652cb1c93f54da524fbf031ed90860964011a57b29fec6779","target":"record","created_at":"2026-05-17T23:50:54Z","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":"1225694ef4f60b5fe65bde824f9a7ab8b74d392e3efaeb159f9fd97b1f552fc2","cross_cats_sorted":["cs.CL"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2019-03-18T18:44:07Z","title_canon_sha256":"24053044e9d83e1f5dda247ce94eb609cea6b50f79da81be63d28bd2ade79e00"},"schema_version":"1.0","source":{"id":"1903.07666","kind":"arxiv","version":1}},"canonical_sha256":"092e7e6d0b475b6eb7c8d66cec819cb1b20ebe1939f3426f657b33082b7089f5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"092e7e6d0b475b6eb7c8d66cec819cb1b20ebe1939f3426f657b33082b7089f5","first_computed_at":"2026-05-17T23:50:54.384582Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:50:54.384582Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fSTedlWwjRIRHEXSAFRUsUf693OsBUFtEvBfbghEXIma+cfM7Y/ptx1buSi0CRnnx5jJPb8MdYnkiEVxN3EIBg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:50:54.385299Z","signed_message":"canonical_sha256_bytes"},"source_id":"1903.07666","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0ba156b3136d8dc652cb1c93f54da524fbf031ed90860964011a57b29fec6779","sha256:af479d8fbcf04e615329677edb5dfe37d982133ef107fe9a307780a6ab0faac8"],"state_sha256":"683cec6693f2d2389ce700bd15211edb4cd483ecd90f2579046074ab34a38c37"}