{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:OE77KJEBGQJMDQSCZOH67VMMGZ","short_pith_number":"pith:OE77KJEB","canonical_record":{"source":{"id":"2312.15450","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2023-12-24T10:14:44Z","cross_cats_sorted":[],"title_canon_sha256":"79c0bc7d8ca65d6482d394259fdc96a2403c7f57a71f6f1a578177db1b829e1d","abstract_canon_sha256":"4248f445e05f8f86bf4179db173ec0bd5bc8789dde07c5bf95130207a2d59ac9"},"schema_version":"1.0"},"canonical_sha256":"713ff524813412c1c242cb8fefd58c367d4b53b7a577daa0e2f2e4846f83b6f9","source":{"kind":"arxiv","id":"2312.15450","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2312.15450","created_at":"2026-07-05T07:27:56Z"},{"alias_kind":"arxiv_version","alias_value":"2312.15450v1","created_at":"2026-07-05T07:27:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2312.15450","created_at":"2026-07-05T07:27:56Z"},{"alias_kind":"pith_short_12","alias_value":"OE77KJEBGQJM","created_at":"2026-07-05T07:27:56Z"},{"alias_kind":"pith_short_16","alias_value":"OE77KJEBGQJMDQSC","created_at":"2026-07-05T07:27:56Z"},{"alias_kind":"pith_short_8","alias_value":"OE77KJEB","created_at":"2026-07-05T07:27:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:OE77KJEBGQJMDQSCZOH67VMMGZ","target":"record","payload":{"canonical_record":{"source":{"id":"2312.15450","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2023-12-24T10:14:44Z","cross_cats_sorted":[],"title_canon_sha256":"79c0bc7d8ca65d6482d394259fdc96a2403c7f57a71f6f1a578177db1b829e1d","abstract_canon_sha256":"4248f445e05f8f86bf4179db173ec0bd5bc8789dde07c5bf95130207a2d59ac9"},"schema_version":"1.0"},"canonical_sha256":"713ff524813412c1c242cb8fefd58c367d4b53b7a577daa0e2f2e4846f83b6f9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:27:56.737632Z","signature_b64":"OVt7r7F4cjut1pjU+/gQdt+XnWY9dOqFUkeiJNLJ2sqIYMAT5iJ7Axvs0frrBYAsEleURheU7+YBF0tuUm6XAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"713ff524813412c1c242cb8fefd58c367d4b53b7a577daa0e2f2e4846f83b6f9","last_reissued_at":"2026-07-05T07:27:56.737053Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:27:56.737053Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2312.15450","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":"2026-07-05T07:27:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zOMcR7GgRjrHLsTDf1i3cFZ9kha2oEsHQKwhvYsu73FFXWvCtoWrU8nGVq+qDtkfbbxJqVmcKZ32Kx0/Qs2ODw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T14:55:46.401105Z"},"content_sha256":"ea7297cb95fb1fb5b2b6497693213051b728fa2f6c671192bb5fbe9a33c58cd1","schema_version":"1.0","event_id":"sha256:ea7297cb95fb1fb5b2b6497693213051b728fa2f6c671192bb5fbe9a33c58cd1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:OE77KJEBGQJMDQSCZOH67VMMGZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Agent4Ranking: Semantic Robust Ranking via Personalized Query Rewriting Using Multi-agent LLM","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.IR","authors_text":"Dawei Yin, Junfeng Wang, Lixin Su, Pengyue Jia, Suqi Cheng, Xiangyu Zhao, Xiaopeng Li","submitted_at":"2023-12-24T10:14:44Z","abstract_excerpt":"Search engines are crucial as they provide an efficient and easy way to access vast amounts of information on the internet for diverse information needs. User queries, even with a specific need, can differ significantly. Prior research has explored the resilience of ranking models against typical query variations like paraphrasing, misspellings, and order changes. Yet, these works overlook how diverse demographics uniquely formulate identical queries. For instance, older individuals tend to construct queries more naturally and in varied order compared to other groups. This demographic diversit"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2312.15450","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/2312.15450/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":"2026-07-05T07:27:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"r/U2M+R1pFa1lEvTzGQ3HjinRCAJCfHKflprrNQaDfptDYPP5QGP+Dd7OYxgZ3Ff0PRp/3ejKaFsykm3uHDnDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T14:55:46.401498Z"},"content_sha256":"84117bad218edbcf9f2b2c76953e815a5da501f02c6347324a64ac94eba96fee","schema_version":"1.0","event_id":"sha256:84117bad218edbcf9f2b2c76953e815a5da501f02c6347324a64ac94eba96fee"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OE77KJEBGQJMDQSCZOH67VMMGZ/bundle.json","state_url":"https://pith.science/pith/OE77KJEBGQJMDQSCZOH67VMMGZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OE77KJEBGQJMDQSCZOH67VMMGZ/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":"2026-07-07T14:55:46Z","links":{"resolver":"https://pith.science/pith/OE77KJEBGQJMDQSCZOH67VMMGZ","bundle":"https://pith.science/pith/OE77KJEBGQJMDQSCZOH67VMMGZ/bundle.json","state":"https://pith.science/pith/OE77KJEBGQJMDQSCZOH67VMMGZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OE77KJEBGQJMDQSCZOH67VMMGZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:OE77KJEBGQJMDQSCZOH67VMMGZ","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":"4248f445e05f8f86bf4179db173ec0bd5bc8789dde07c5bf95130207a2d59ac9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2023-12-24T10:14:44Z","title_canon_sha256":"79c0bc7d8ca65d6482d394259fdc96a2403c7f57a71f6f1a578177db1b829e1d"},"schema_version":"1.0","source":{"id":"2312.15450","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2312.15450","created_at":"2026-07-05T07:27:56Z"},{"alias_kind":"arxiv_version","alias_value":"2312.15450v1","created_at":"2026-07-05T07:27:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2312.15450","created_at":"2026-07-05T07:27:56Z"},{"alias_kind":"pith_short_12","alias_value":"OE77KJEBGQJM","created_at":"2026-07-05T07:27:56Z"},{"alias_kind":"pith_short_16","alias_value":"OE77KJEBGQJMDQSC","created_at":"2026-07-05T07:27:56Z"},{"alias_kind":"pith_short_8","alias_value":"OE77KJEB","created_at":"2026-07-05T07:27:56Z"}],"graph_snapshots":[{"event_id":"sha256:84117bad218edbcf9f2b2c76953e815a5da501f02c6347324a64ac94eba96fee","target":"graph","created_at":"2026-07-05T07:27:56Z","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/2312.15450/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Search engines are crucial as they provide an efficient and easy way to access vast amounts of information on the internet for diverse information needs. User queries, even with a specific need, can differ significantly. Prior research has explored the resilience of ranking models against typical query variations like paraphrasing, misspellings, and order changes. Yet, these works overlook how diverse demographics uniquely formulate identical queries. For instance, older individuals tend to construct queries more naturally and in varied order compared to other groups. This demographic diversit","authors_text":"Dawei Yin, Junfeng Wang, Lixin Su, Pengyue Jia, Suqi Cheng, Xiangyu Zhao, Xiaopeng Li","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2023-12-24T10:14:44Z","title":"Agent4Ranking: Semantic Robust Ranking via Personalized Query Rewriting Using Multi-agent LLM"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2312.15450","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:ea7297cb95fb1fb5b2b6497693213051b728fa2f6c671192bb5fbe9a33c58cd1","target":"record","created_at":"2026-07-05T07:27:56Z","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":"4248f445e05f8f86bf4179db173ec0bd5bc8789dde07c5bf95130207a2d59ac9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2023-12-24T10:14:44Z","title_canon_sha256":"79c0bc7d8ca65d6482d394259fdc96a2403c7f57a71f6f1a578177db1b829e1d"},"schema_version":"1.0","source":{"id":"2312.15450","kind":"arxiv","version":1}},"canonical_sha256":"713ff524813412c1c242cb8fefd58c367d4b53b7a577daa0e2f2e4846f83b6f9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"713ff524813412c1c242cb8fefd58c367d4b53b7a577daa0e2f2e4846f83b6f9","first_computed_at":"2026-07-05T07:27:56.737053Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:27:56.737053Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"OVt7r7F4cjut1pjU+/gQdt+XnWY9dOqFUkeiJNLJ2sqIYMAT5iJ7Axvs0frrBYAsEleURheU7+YBF0tuUm6XAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T07:27:56.737632Z","signed_message":"canonical_sha256_bytes"},"source_id":"2312.15450","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ea7297cb95fb1fb5b2b6497693213051b728fa2f6c671192bb5fbe9a33c58cd1","sha256:84117bad218edbcf9f2b2c76953e815a5da501f02c6347324a64ac94eba96fee"],"state_sha256":"6769c660231adc3436788cc2c7cf79cda619fc552ade66f4af36c2e3b21b9d80"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JeVGHD2U1pmyWgJQ6S5OHCIgUOZWL6BR9xxoAxFWXbu3YWwNnfmwl/VPVz48vM9Ii/OSYzns1jQ4eabl79e0Aw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T14:55:46.403538Z","bundle_sha256":"6ceb6c4f7c4730e63dadf3f6cdde932f209b3c2e2fad9c9be05b8896af376223"}}