{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2006:SPHZ6RDDELDPUBE24IK6PY6ROC","short_pith_number":"pith:SPHZ6RDD","schema_version":"1.0","canonical_sha256":"93cf9f446322c6fa049ae215e7e3d170a35dd48696f45ad705b0d62bee2f0e91","source":{"kind":"arxiv","id":"hep-ph/0604177","version":2},"attestation_state":"computed","paper":{"title":"Drell-Yan Lepton Angular Distribution at Small Transverse Momentum","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Daniel Boer, Werner Vogelsang","submitted_at":"2006-04-20T16:24:20Z","abstract_excerpt":"We investigate the dependence of the Drell-Yan cross section on lepton polar and azimuthal angles, as generated by the lowest-order QCD annihilation and Compton processes. We focus in particular on the azimuthal-angular distributions, which are of the form cos(phi) and cos(2phi). At small transverse momentum q_T of the lepton pair, q_T << Q, with Q the pair mass, these terms are known to be suppressed relative to the phi-independent part of the Drell-Yan cross section by one or two powers of the transverse momentum. Nonetheless, as we show, like the phi-independent part they are subject to lar"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"hep-ph/0604177","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2006-04-20T16:24:20Z","cross_cats_sorted":[],"title_canon_sha256":"e2a68fc74db5d5687f8ab28633e723fcbb2528a3389a1358b4626764c927c55b","abstract_canon_sha256":"e342d673309087b69a92bd53e85adc3f1499ec81103744ccdbd3d50b329f0fa9"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T17:24:06.043794Z","signature_b64":"6amQDLC7YNQcsGhuC9JJpf7tjE0DcK8+ejMkynnNRnMvwPmmba1wauVRA1m59TduZ/SK9b8xmfxJLcfFwtuBDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"93cf9f446322c6fa049ae215e7e3d170a35dd48696f45ad705b0d62bee2f0e91","last_reissued_at":"2026-07-04T17:24:06.043442Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T17:24:06.043442Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Drell-Yan Lepton Angular Distribution at Small Transverse Momentum","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Daniel Boer, Werner Vogelsang","submitted_at":"2006-04-20T16:24:20Z","abstract_excerpt":"We investigate the dependence of the Drell-Yan cross section on lepton polar and azimuthal angles, as generated by the lowest-order QCD annihilation and Compton processes. We focus in particular on the azimuthal-angular distributions, which are of the form cos(phi) and cos(2phi). At small transverse momentum q_T of the lepton pair, q_T << Q, with Q the pair mass, these terms are known to be suppressed relative to the phi-independent part of the Drell-Yan cross section by one or two powers of the transverse momentum. Nonetheless, as we show, like the phi-independent part they are subject to lar"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0604177","kind":"arxiv","version":2},"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/hep-ph/0604177/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0604177","created_at":"2026-07-04T17:24:06.043503+00:00"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0604177v2","created_at":"2026-07-04T17:24:06.043503+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0604177","created_at":"2026-07-04T17:24:06.043503+00:00"},{"alias_kind":"pith_short_12","alias_value":"SPHZ6RDDELDP","created_at":"2026-07-04T17:24:06.043503+00:00"},{"alias_kind":"pith_short_16","alias_value":"SPHZ6RDDELDPUBE2","created_at":"2026-07-04T17:24:06.043503+00:00"},{"alias_kind":"pith_short_8","alias_value":"SPHZ6RDD","created_at":"2026-07-04T17:24:06.043503+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2507.06207","citing_title":"Dilepton angular distributions in the color-dipole $S$-matrix framework","ref_index":53,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/SPHZ6RDDELDPUBE24IK6PY6ROC","json":"https://pith.science/pith/SPHZ6RDDELDPUBE24IK6PY6ROC.json","graph_json":"https://pith.science/api/pith-number/SPHZ6RDDELDPUBE24IK6PY6ROC/graph.json","events_json":"https://pith.science/api/pith-number/SPHZ6RDDELDPUBE24IK6PY6ROC/events.json","paper":"https://pith.science/paper/SPHZ6RDD"},"agent_actions":{"view_html":"https://pith.science/pith/SPHZ6RDDELDPUBE24IK6PY6ROC","download_json":"https://pith.science/pith/SPHZ6RDDELDPUBE24IK6PY6ROC.json","view_paper":"https://pith.science/paper/SPHZ6RDD","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=hep-ph/0604177&json=true","fetch_graph":"https://pith.science/api/pith-number/SPHZ6RDDELDPUBE24IK6PY6ROC/graph.json","fetch_events":"https://pith.science/api/pith-number/SPHZ6RDDELDPUBE24IK6PY6ROC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/SPHZ6RDDELDPUBE24IK6PY6ROC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/SPHZ6RDDELDPUBE24IK6PY6ROC/action/storage_attestation","attest_author":"https://pith.science/pith/SPHZ6RDDELDPUBE24IK6PY6ROC/action/author_attestation","sign_citation":"https://pith.science/pith/SPHZ6RDDELDPUBE24IK6PY6ROC/action/citation_signature","submit_replication":"https://pith.science/pith/SPHZ6RDDELDPUBE24IK6PY6ROC/action/replication_record"}},"created_at":"2026-07-04T17:24:06.043503+00:00","updated_at":"2026-07-04T17:24:06.043503+00:00"}