{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:RL3CKG6GFKMKKPU4TBMA6E6XAX","short_pith_number":"pith:RL3CKG6G","schema_version":"1.0","canonical_sha256":"8af6251bc62a98a53e9c98580f13d705cc02d5c48a7dd6875952f14cfa6dcfea","source":{"kind":"arxiv","id":"1901.04519","version":2},"attestation_state":"computed","paper":{"title":"Collinear matching for Sivers function at next-to-leading order","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Alexey Vladimirov, Andrey Tarasov, Ignazio Scimemi","submitted_at":"2019-01-14T19:06:06Z","abstract_excerpt":"We evaluate the light-cone operator product expansion for the unpolarized transverse momentum dependent (TMD) operator in the background-field technique up twist-3 inclusively. The next-to-leading order (NLO) matching coefficient for the Sivers function is derived. The method, as well as many details of the calculation, are presented."},"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":"1901.04519","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-01-14T19:06:06Z","cross_cats_sorted":[],"title_canon_sha256":"cc15b462ca157e10485bdb7a91d5b39a0737a260a8d57b577f8ec650a910795c","abstract_canon_sha256":"2775b2c52b85e366dee1c7f8c02e0cb1a0e1a2c49174b39ec916cab8bbc82a55"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:42:24.680019Z","signature_b64":"pUwLTdzNDfXTBkdvM+31fJGY0mIUuWog9ehPODZWLMJ+Zf6ary6tTwSU0mFg+DpSav40dDORELpXqE39hzwUDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8af6251bc62a98a53e9c98580f13d705cc02d5c48a7dd6875952f14cfa6dcfea","last_reissued_at":"2026-05-17T23:42:24.679353Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:42:24.679353Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Collinear matching for Sivers function at next-to-leading order","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Alexey Vladimirov, Andrey Tarasov, Ignazio Scimemi","submitted_at":"2019-01-14T19:06:06Z","abstract_excerpt":"We evaluate the light-cone operator product expansion for the unpolarized transverse momentum dependent (TMD) operator in the background-field technique up twist-3 inclusively. The next-to-leading order (NLO) matching coefficient for the Sivers function is derived. The method, as well as many details of the calculation, are presented."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.04519","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":""},"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":"1901.04519","created_at":"2026-05-17T23:42:24.679468+00:00"},{"alias_kind":"arxiv_version","alias_value":"1901.04519v2","created_at":"2026-05-17T23:42:24.679468+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.04519","created_at":"2026-05-17T23:42:24.679468+00:00"},{"alias_kind":"pith_short_12","alias_value":"RL3CKG6GFKMK","created_at":"2026-05-18T12:33:27.125529+00:00"},{"alias_kind":"pith_short_16","alias_value":"RL3CKG6GFKMKKPU4","created_at":"2026-05-18T12:33:27.125529+00:00"},{"alias_kind":"pith_short_8","alias_value":"RL3CKG6G","created_at":"2026-05-18T12:33:27.125529+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":2,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2605.15280","citing_title":"Sivers Tomography from Charge and Angle Only","ref_index":52,"is_internal_anchor":true},{"citing_arxiv_id":"2605.07516","citing_title":"Collinear matching for leading power gluon transverse momentum distributions","ref_index":42,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/RL3CKG6GFKMKKPU4TBMA6E6XAX","json":"https://pith.science/pith/RL3CKG6GFKMKKPU4TBMA6E6XAX.json","graph_json":"https://pith.science/api/pith-number/RL3CKG6GFKMKKPU4TBMA6E6XAX/graph.json","events_json":"https://pith.science/api/pith-number/RL3CKG6GFKMKKPU4TBMA6E6XAX/events.json","paper":"https://pith.science/paper/RL3CKG6G"},"agent_actions":{"view_html":"https://pith.science/pith/RL3CKG6GFKMKKPU4TBMA6E6XAX","download_json":"https://pith.science/pith/RL3CKG6GFKMKKPU4TBMA6E6XAX.json","view_paper":"https://pith.science/paper/RL3CKG6G","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1901.04519&json=true","fetch_graph":"https://pith.science/api/pith-number/RL3CKG6GFKMKKPU4TBMA6E6XAX/graph.json","fetch_events":"https://pith.science/api/pith-number/RL3CKG6GFKMKKPU4TBMA6E6XAX/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/RL3CKG6GFKMKKPU4TBMA6E6XAX/action/timestamp_anchor","attest_storage":"https://pith.science/pith/RL3CKG6GFKMKKPU4TBMA6E6XAX/action/storage_attestation","attest_author":"https://pith.science/pith/RL3CKG6GFKMKKPU4TBMA6E6XAX/action/author_attestation","sign_citation":"https://pith.science/pith/RL3CKG6GFKMKKPU4TBMA6E6XAX/action/citation_signature","submit_replication":"https://pith.science/pith/RL3CKG6GFKMKKPU4TBMA6E6XAX/action/replication_record"}},"created_at":"2026-05-17T23:42:24.679468+00:00","updated_at":"2026-05-17T23:42:24.679468+00:00"}