{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:E5AASJFGJS7COQLID2NXLQH3VG","short_pith_number":"pith:E5AASJFG","canonical_record":{"source":{"id":"2606.27114","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2026-06-25T14:49:50Z","cross_cats_sorted":[],"title_canon_sha256":"eab26f841c74c568509b27c278c915f1f2e420b00c137a3e6085b48d1a8920d4","abstract_canon_sha256":"e594f9f8a38cb5ae7635486f786511a41fbde0ab8a4119d6704d1dcb27f3aea8"},"schema_version":"1.0"},"canonical_sha256":"27400924a64cbe2741681e9b75c0fba983cb74090c6ae56015334a6f2d47e16d","source":{"kind":"arxiv","id":"2606.27114","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.27114","created_at":"2026-06-26T01:16:09Z"},{"alias_kind":"arxiv_version","alias_value":"2606.27114v1","created_at":"2026-06-26T01:16:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.27114","created_at":"2026-06-26T01:16:09Z"},{"alias_kind":"pith_short_12","alias_value":"E5AASJFGJS7C","created_at":"2026-06-26T01:16:09Z"},{"alias_kind":"pith_short_16","alias_value":"E5AASJFGJS7COQLI","created_at":"2026-06-26T01:16:09Z"},{"alias_kind":"pith_short_8","alias_value":"E5AASJFG","created_at":"2026-06-26T01:16:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:E5AASJFGJS7COQLID2NXLQH3VG","target":"record","payload":{"canonical_record":{"source":{"id":"2606.27114","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2026-06-25T14:49:50Z","cross_cats_sorted":[],"title_canon_sha256":"eab26f841c74c568509b27c278c915f1f2e420b00c137a3e6085b48d1a8920d4","abstract_canon_sha256":"e594f9f8a38cb5ae7635486f786511a41fbde0ab8a4119d6704d1dcb27f3aea8"},"schema_version":"1.0"},"canonical_sha256":"27400924a64cbe2741681e9b75c0fba983cb74090c6ae56015334a6f2d47e16d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-26T01:16:09.793048Z","signature_b64":"cX9gmbg7YqY3nSyVqw22cBPVP495iVYbRCw1T8CTlpBI09k2oXRffR17Z87jI+YazUhbuehI5KMyAYJpf4WUBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"27400924a64cbe2741681e9b75c0fba983cb74090c6ae56015334a6f2d47e16d","last_reissued_at":"2026-06-26T01:16:09.792664Z","signature_status":"signed_v1","first_computed_at":"2026-06-26T01:16:09.792664Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.27114","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":"2026-06-26T01:16:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pDZEPQi0t95DiU4cRNH/D/VSv6debLTWcsI+vyUlIOJq4A/zIrfXROBfwFXgf/JHpIatb6MZpJGGKUAbelBaDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-03T11:49:28.853303Z"},"content_sha256":"516dd3f8974de4fc936e6b7fd32874669bc676e9a25c56921202792fe44538f4","schema_version":"1.0","event_id":"sha256:516dd3f8974de4fc936e6b7fd32874669bc676e9a25c56921202792fe44538f4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:E5AASJFGJS7COQLID2NXLQH3VG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Cross-Head Attention Uplift Network with Inverse Propensity Score under Unobserved Confounding","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.LG","authors_text":"Bin Tong, Bo Zheng, Chuanpu Li, Feng Zhou, Guan Wang, Haoran Zhang, Yuxin Fu","submitted_at":"2026-06-25T14:49:50Z","abstract_excerpt":"Uplift modeling, crucial for estimating individual treatment effects (ITE), faces dual challenges: flexibly leveraging inter-group similarity to enhance discriminative power and debiasing under unobserved confounding scenarios. In this paper, we propose the Cross-Head Attention Uplift Network (CHAUN) and Robust Adversarial Inverse Propensity Score (RA-IPS) method to address these limitations. CHAUN employs shared feature embeddings and cross-head attention mechanisms to dynamically integrate treatment-specific and control-specific representations, enhancing inter-group correlation modeling. Th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.27114","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/2606.27114/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":"2026-06-26T01:16:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8boj68fBmFeywU/fNoy2Q3Tu0he1ACubSxwOf/rfPeiRTHEh4WMDgnW60UiG8g6uqj76DQLpMSXmnXAAdTa2Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-03T11:49:28.853680Z"},"content_sha256":"d37ab2da1fac61e97a43efbcc21693f5955368c2a20b58822524259bed87a947","schema_version":"1.0","event_id":"sha256:d37ab2da1fac61e97a43efbcc21693f5955368c2a20b58822524259bed87a947"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/E5AASJFGJS7COQLID2NXLQH3VG/bundle.json","state_url":"https://pith.science/pith/E5AASJFGJS7COQLID2NXLQH3VG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/E5AASJFGJS7COQLID2NXLQH3VG/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":"2026-07-03T11:49:28Z","links":{"resolver":"https://pith.science/pith/E5AASJFGJS7COQLID2NXLQH3VG","bundle":"https://pith.science/pith/E5AASJFGJS7COQLID2NXLQH3VG/bundle.json","state":"https://pith.science/pith/E5AASJFGJS7COQLID2NXLQH3VG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/E5AASJFGJS7COQLID2NXLQH3VG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:E5AASJFGJS7COQLID2NXLQH3VG","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":"e594f9f8a38cb5ae7635486f786511a41fbde0ab8a4119d6704d1dcb27f3aea8","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2026-06-25T14:49:50Z","title_canon_sha256":"eab26f841c74c568509b27c278c915f1f2e420b00c137a3e6085b48d1a8920d4"},"schema_version":"1.0","source":{"id":"2606.27114","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.27114","created_at":"2026-06-26T01:16:09Z"},{"alias_kind":"arxiv_version","alias_value":"2606.27114v1","created_at":"2026-06-26T01:16:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.27114","created_at":"2026-06-26T01:16:09Z"},{"alias_kind":"pith_short_12","alias_value":"E5AASJFGJS7C","created_at":"2026-06-26T01:16:09Z"},{"alias_kind":"pith_short_16","alias_value":"E5AASJFGJS7COQLI","created_at":"2026-06-26T01:16:09Z"},{"alias_kind":"pith_short_8","alias_value":"E5AASJFG","created_at":"2026-06-26T01:16:09Z"}],"graph_snapshots":[{"event_id":"sha256:d37ab2da1fac61e97a43efbcc21693f5955368c2a20b58822524259bed87a947","target":"graph","created_at":"2026-06-26T01:16:09Z","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/2606.27114/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Uplift modeling, crucial for estimating individual treatment effects (ITE), faces dual challenges: flexibly leveraging inter-group similarity to enhance discriminative power and debiasing under unobserved confounding scenarios. In this paper, we propose the Cross-Head Attention Uplift Network (CHAUN) and Robust Adversarial Inverse Propensity Score (RA-IPS) method to address these limitations. CHAUN employs shared feature embeddings and cross-head attention mechanisms to dynamically integrate treatment-specific and control-specific representations, enhancing inter-group correlation modeling. Th","authors_text":"Bin Tong, Bo Zheng, Chuanpu Li, Feng Zhou, Guan Wang, Haoran Zhang, Yuxin Fu","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2026-06-25T14:49:50Z","title":"Cross-Head Attention Uplift Network with Inverse Propensity Score under Unobserved Confounding"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.27114","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":"sha256:516dd3f8974de4fc936e6b7fd32874669bc676e9a25c56921202792fe44538f4","target":"record","created_at":"2026-06-26T01:16:09Z","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":"e594f9f8a38cb5ae7635486f786511a41fbde0ab8a4119d6704d1dcb27f3aea8","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2026-06-25T14:49:50Z","title_canon_sha256":"eab26f841c74c568509b27c278c915f1f2e420b00c137a3e6085b48d1a8920d4"},"schema_version":"1.0","source":{"id":"2606.27114","kind":"arxiv","version":1}},"canonical_sha256":"27400924a64cbe2741681e9b75c0fba983cb74090c6ae56015334a6f2d47e16d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"27400924a64cbe2741681e9b75c0fba983cb74090c6ae56015334a6f2d47e16d","first_computed_at":"2026-06-26T01:16:09.792664Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-26T01:16:09.792664Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"cX9gmbg7YqY3nSyVqw22cBPVP495iVYbRCw1T8CTlpBI09k2oXRffR17Z87jI+YazUhbuehI5KMyAYJpf4WUBA==","signature_status":"signed_v1","signed_at":"2026-06-26T01:16:09.793048Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.27114","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:516dd3f8974de4fc936e6b7fd32874669bc676e9a25c56921202792fe44538f4","sha256:d37ab2da1fac61e97a43efbcc21693f5955368c2a20b58822524259bed87a947"],"state_sha256":"ec0962d3f603f83c085cd44a59175beee1c886bd434fc8065b9cea7a6df4039f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WcTbh0qvr1dNHo5Fe2jSDj9VMS8pw8GyjvEcI51DnDIBu8iJiPdGpM44zuOBoW0v9f5kpadd93oIrz8+vWxOBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-03T11:49:28.855636Z","bundle_sha256":"d85d2e229e1a420fb8d8517c9c8dd1b009f4243602d97ab6513b5cc44b1b6e5d"}}