{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:RZJ4WRSQPCV4LS2J7KJUX7WJ7R","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":"fa60bc58fd82ab6d1529d03943633267cabdb4554e35b2cce1634c57e3867fc3","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2024-09-29T23:12:04Z","title_canon_sha256":"64ecf589d5c80fb55045f2904b7be7afd2c5f0a4376e3b5d53db239bae4eb780"},"schema_version":"1.0","source":{"id":"2409.19824","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2409.19824","created_at":"2026-07-05T09:47:56Z"},{"alias_kind":"arxiv_version","alias_value":"2409.19824v1","created_at":"2026-07-05T09:47:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.19824","created_at":"2026-07-05T09:47:56Z"},{"alias_kind":"pith_short_12","alias_value":"RZJ4WRSQPCV4","created_at":"2026-07-05T09:47:56Z"},{"alias_kind":"pith_short_16","alias_value":"RZJ4WRSQPCV4LS2J","created_at":"2026-07-05T09:47:56Z"},{"alias_kind":"pith_short_8","alias_value":"RZJ4WRSQ","created_at":"2026-07-05T09:47:56Z"}],"graph_snapshots":[{"event_id":"sha256:0ba4c344e6f2fd6fca3c52ae9f57f6ee20886fd9f45f7b45b1b1d7aeadbccb58","target":"graph","created_at":"2026-07-05T09:47:56Z","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/2409.19824/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We propose a domain-adapted reward model that works alongside an Offline A/B testing system for evaluating ranking models. This approach effectively measures reward for ranking model changes in large-scale Ads recommender systems, where model-free methods like IPS are not feasible. Our experiments demonstrate that the proposed technique outperforms both the vanilla IPS method and approaches using non-generalized reward models.","authors_text":"Himaghna Bhattacharjee, Houssam Nassif, Jiasheng Zhang, Mohamed A. Radwan, Murat Ali Bayir, Quinn Lanners, Serkan Karakulak","cross_cats":["cs.AI"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2024-09-29T23:12:04Z","title":"Counterfactual Evaluation of Ads Ranking Models through Domain Adaptation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.19824","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:eb9d33ccd6ed919d330ad3fc134d8c7d183ea52015fccf3170c37877eb64a04c","target":"record","created_at":"2026-07-05T09:47:56Z","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":"fa60bc58fd82ab6d1529d03943633267cabdb4554e35b2cce1634c57e3867fc3","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2024-09-29T23:12:04Z","title_canon_sha256":"64ecf589d5c80fb55045f2904b7be7afd2c5f0a4376e3b5d53db239bae4eb780"},"schema_version":"1.0","source":{"id":"2409.19824","kind":"arxiv","version":1}},"canonical_sha256":"8e53cb465078abc5cb49fa934bfec9fc6db2a69834a6620317f2a125589d6e07","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8e53cb465078abc5cb49fa934bfec9fc6db2a69834a6620317f2a125589d6e07","first_computed_at":"2026-07-05T09:47:56.805212Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:47:56.805212Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rUPGOCHwZJ256chdb1P2au05EhZDUikK8d5nkQ74iFU8C1K6SSXyAbdgzCARXC/invvqNcBIIp5PHGZ+psV3Bw==","signature_status":"signed_v1","signed_at":"2026-07-05T09:47:56.805711Z","signed_message":"canonical_sha256_bytes"},"source_id":"2409.19824","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:eb9d33ccd6ed919d330ad3fc134d8c7d183ea52015fccf3170c37877eb64a04c","sha256:0ba4c344e6f2fd6fca3c52ae9f57f6ee20886fd9f45f7b45b1b1d7aeadbccb58"],"state_sha256":"d1cad44dbaff1ae744425ce56bd44b44bbee11653ffefbda37a14d75ca25c160"}