{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2001:N4FWDVUC52P6BXPXXUY2SDV3IR","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":"32ab2a480d680a4e1bc356152768c1f6769744243c63e62196f6683829c2b818","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2001-10-18T15:29:42Z","title_canon_sha256":"24cee1310890318339016a1d688993911285c4f57c6bb2859f2a41538e121689"},"schema_version":"1.0","source":{"id":"hep-ph/0110257","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0110257","created_at":"2026-05-18T02:36:39Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0110257v1","created_at":"2026-05-18T02:36:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0110257","created_at":"2026-05-18T02:36:39Z"},{"alias_kind":"pith_short_12","alias_value":"N4FWDVUC52P6","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"N4FWDVUC52P6BXPX","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"N4FWDVUC","created_at":"2026-05-18T12:25:50Z"}],"graph_snapshots":[{"event_id":"sha256:45ad58ffe72b3a93708ccd215a0faa354b5f2cbb7969f785fc3141867fcce4d3","target":"graph","created_at":"2026-05-18T02:36:39Z","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":"Using a subtraction method, we derive the formulae suitable for use in Monte-Carlo event generators to give the angular distribution for the gluon-quark induced NLO corrections in Drell-Yan lepton pair production. We also give the corresponding helicity density matrix for W and Z boson production.","authors_text":"John Collins, Xiaomin Zu, Yujun Chen","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"2001-10-18T15:29:42Z","title":"NLO corrections in MC event generator for angular distribution of Drell-Yan lepton pair production"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0110257","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":"sha256:8505713cce205d03fae19df5da48528c9f3b1fbde640cb24d1d6feda873c7b37","target":"record","created_at":"2026-05-18T02:36:39Z","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":"32ab2a480d680a4e1bc356152768c1f6769744243c63e62196f6683829c2b818","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2001-10-18T15:29:42Z","title_canon_sha256":"24cee1310890318339016a1d688993911285c4f57c6bb2859f2a41538e121689"},"schema_version":"1.0","source":{"id":"hep-ph/0110257","kind":"arxiv","version":1}},"canonical_sha256":"6f0b61d682ee9fe0ddf7bd31a90ebb447f428a7b481ddff9df52b2c4c861ca09","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6f0b61d682ee9fe0ddf7bd31a90ebb447f428a7b481ddff9df52b2c4c861ca09","first_computed_at":"2026-05-18T02:36:39.114707Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:36:39.114707Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"o8Af4DhCVo8oZ3QKC2XVTBGu3mBoDoFnFCINX26WLC2sbt2kL+J+Eb4a0WYw3glN/IVqOILwdhsdX1vtcHUqCw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:36:39.115403Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/0110257","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8505713cce205d03fae19df5da48528c9f3b1fbde640cb24d1d6feda873c7b37","sha256:45ad58ffe72b3a93708ccd215a0faa354b5f2cbb7969f785fc3141867fcce4d3"],"state_sha256":"e7e37f9d4ecd19ca6e0a40825d246f5297f00dbf0cb07030271d0d6e16b3d9ff"}