{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2005:RQD4IFK2ETLUUURX3WQ7B6SVJR","short_pith_number":"pith:RQD4IFK2","schema_version":"1.0","canonical_sha256":"8c07c4155a24d74a5237dda1f0fa554c59eb194aba3992f2b3e8459f6dcb4b2f","source":{"kind":"arxiv","id":"hep-ph/0502134","version":2},"attestation_state":"computed","paper":{"title":"Perturbative corrections to the determination of Vub from the P+ spectrum in B->X_u l nu","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Andre H. Hoang, Michael Luke, Zoltan Ligeti","submitted_at":"2005-02-14T21:01:12Z","abstract_excerpt":"We investigate the relation between the E_gamma spectrum in B->X_s gamma decay and the P+ spectrum in semileptonic B->X_u l nu decay (P+ is the hadronic energy minus the absolute value of the hadronic three-momentum), which provides in principle the theoretically simplest determination of Vub from any of the \"shape function regions\" of B->X_u l nu spectra. We calculate analytically the P+ spectrum to order alpha_s^2 beta_0, and study its relation to the B->X_s gamma photon spectrum to eliminate the leading dependence on nonperturbative effects. We compare the result of fixed order perturbation"},"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/0502134","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2005-02-14T21:01:12Z","cross_cats_sorted":[],"title_canon_sha256":"fb4185af896157ad6610e62a6b4887fff36a4f3aff8ca80c6966462f81638743","abstract_canon_sha256":"384f9dad780c4b648fcd65100d13cb21113529444ac432c5c0d9729d73284fc6"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:36:20.190571Z","signature_b64":"sIw+C0WHNZ33B0L/06HmzYil+moCwg9JBzsSG0WLCtyHqKOQZgWyikMfLYevs6LlEhJiSAyhVh2QIv8drOBGCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8c07c4155a24d74a5237dda1f0fa554c59eb194aba3992f2b3e8459f6dcb4b2f","last_reissued_at":"2026-05-18T02:36:20.189924Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:36:20.189924Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Perturbative corrections to the determination of Vub from the P+ spectrum in B->X_u l nu","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Andre H. Hoang, Michael Luke, Zoltan Ligeti","submitted_at":"2005-02-14T21:01:12Z","abstract_excerpt":"We investigate the relation between the E_gamma spectrum in B->X_s gamma decay and the P+ spectrum in semileptonic B->X_u l nu decay (P+ is the hadronic energy minus the absolute value of the hadronic three-momentum), which provides in principle the theoretically simplest determination of Vub from any of the \"shape function regions\" of B->X_u l nu spectra. We calculate analytically the P+ spectrum to order alpha_s^2 beta_0, and study its relation to the B->X_s gamma photon spectrum to eliminate the leading dependence on nonperturbative effects. We compare the result of fixed order perturbation"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0502134","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":"hep-ph/0502134","created_at":"2026-05-18T02:36:20.190026+00:00"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0502134v2","created_at":"2026-05-18T02:36:20.190026+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0502134","created_at":"2026-05-18T02:36:20.190026+00:00"},{"alias_kind":"pith_short_12","alias_value":"RQD4IFK2ETLU","created_at":"2026-05-18T12:25:53.335082+00:00"},{"alias_kind":"pith_short_16","alias_value":"RQD4IFK2ETLUUURX","created_at":"2026-05-18T12:25:53.335082+00:00"},{"alias_kind":"pith_short_8","alias_value":"RQD4IFK2","created_at":"2026-05-18T12:25:53.335082+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/RQD4IFK2ETLUUURX3WQ7B6SVJR","json":"https://pith.science/pith/RQD4IFK2ETLUUURX3WQ7B6SVJR.json","graph_json":"https://pith.science/api/pith-number/RQD4IFK2ETLUUURX3WQ7B6SVJR/graph.json","events_json":"https://pith.science/api/pith-number/RQD4IFK2ETLUUURX3WQ7B6SVJR/events.json","paper":"https://pith.science/paper/RQD4IFK2"},"agent_actions":{"view_html":"https://pith.science/pith/RQD4IFK2ETLUUURX3WQ7B6SVJR","download_json":"https://pith.science/pith/RQD4IFK2ETLUUURX3WQ7B6SVJR.json","view_paper":"https://pith.science/paper/RQD4IFK2","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=hep-ph/0502134&json=true","fetch_graph":"https://pith.science/api/pith-number/RQD4IFK2ETLUUURX3WQ7B6SVJR/graph.json","fetch_events":"https://pith.science/api/pith-number/RQD4IFK2ETLUUURX3WQ7B6SVJR/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/RQD4IFK2ETLUUURX3WQ7B6SVJR/action/timestamp_anchor","attest_storage":"https://pith.science/pith/RQD4IFK2ETLUUURX3WQ7B6SVJR/action/storage_attestation","attest_author":"https://pith.science/pith/RQD4IFK2ETLUUURX3WQ7B6SVJR/action/author_attestation","sign_citation":"https://pith.science/pith/RQD4IFK2ETLUUURX3WQ7B6SVJR/action/citation_signature","submit_replication":"https://pith.science/pith/RQD4IFK2ETLUUURX3WQ7B6SVJR/action/replication_record"}},"created_at":"2026-05-18T02:36:20.190026+00:00","updated_at":"2026-05-18T02:36:20.190026+00:00"}