{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:1995:3X4HKRDCTMLKCXF23JCOY7MVNF","short_pith_number":"pith:3X4HKRDC","schema_version":"1.0","canonical_sha256":"ddf87544629b16a15cbada44ec7d95694c382a3c078bcada41317b2c191e76ba","source":{"kind":"arxiv","id":"hep-ph/9508262","version":1},"attestation_state":"computed","paper":{"title":"Relativistic Description of Exclusive Heavy-to-Light Semileptonic Decays $B\\to\\pi(\\rho)e\\nu$","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"A.Yu.Mishurov, R.N.Faustov, V.O.Galkin","submitted_at":"1995-08-08T14:25:57Z","abstract_excerpt":"The method of calculating electroweak decay matrix elements between heavy-heavy and heavy-light meson states is developed in the framework of relativistic quark model based on the quasipotential approach in quantum field theory. This method is applied for the study of exclusive semileptonic $B\\to\\pi(\\rho)$ decays. It is shown that the large value of the final $\\pi(\\rho)$ meson recoil momentum allows for the expansion in inverse powers of $b$-quark mass of the decay form factors at $q^2=0$, where $q^2$ is a momentum carried by the lepton pair. This $1/m_b$ expansion considerably simplifies the "},"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/9508262","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1995-08-08T14:25:57Z","cross_cats_sorted":[],"title_canon_sha256":"bd037088057b5fcfbe9bd6cd2af23fd5f052b35568a991c60a808d8c363dc26a","abstract_canon_sha256":"cd81994e69a8b213cc31b7372b1cfc74e9a1de2be53db5ccf23cfe1828dcf16f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:30:37.705890Z","signature_b64":"j4LjhxycgAeZwhgkR0MjIeXUVkGxFz6S/w0i7HrbBzt597DkmL23TRRmJyavG2TEZMegEegfkmK0m83dlYWrCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ddf87544629b16a15cbada44ec7d95694c382a3c078bcada41317b2c191e76ba","last_reissued_at":"2026-05-18T04:30:37.705197Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:30:37.705197Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Relativistic Description of Exclusive Heavy-to-Light Semileptonic Decays $B\\to\\pi(\\rho)e\\nu$","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"A.Yu.Mishurov, R.N.Faustov, V.O.Galkin","submitted_at":"1995-08-08T14:25:57Z","abstract_excerpt":"The method of calculating electroweak decay matrix elements between heavy-heavy and heavy-light meson states is developed in the framework of relativistic quark model based on the quasipotential approach in quantum field theory. This method is applied for the study of exclusive semileptonic $B\\to\\pi(\\rho)$ decays. It is shown that the large value of the final $\\pi(\\rho)$ meson recoil momentum allows for the expansion in inverse powers of $b$-quark mass of the decay form factors at $q^2=0$, where $q^2$ is a momentum carried by the lepton pair. This $1/m_b$ expansion considerably simplifies the "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9508262","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":""},"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/9508262","created_at":"2026-05-18T04:30:37.705298+00:00"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9508262v1","created_at":"2026-05-18T04:30:37.705298+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9508262","created_at":"2026-05-18T04:30:37.705298+00:00"},{"alias_kind":"pith_short_12","alias_value":"3X4HKRDCTMLK","created_at":"2026-05-18T12:25:47.102015+00:00"},{"alias_kind":"pith_short_16","alias_value":"3X4HKRDCTMLKCXF2","created_at":"2026-05-18T12:25:47.102015+00:00"},{"alias_kind":"pith_short_8","alias_value":"3X4HKRDC","created_at":"2026-05-18T12:25:47.102015+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/3X4HKRDCTMLKCXF23JCOY7MVNF","json":"https://pith.science/pith/3X4HKRDCTMLKCXF23JCOY7MVNF.json","graph_json":"https://pith.science/api/pith-number/3X4HKRDCTMLKCXF23JCOY7MVNF/graph.json","events_json":"https://pith.science/api/pith-number/3X4HKRDCTMLKCXF23JCOY7MVNF/events.json","paper":"https://pith.science/paper/3X4HKRDC"},"agent_actions":{"view_html":"https://pith.science/pith/3X4HKRDCTMLKCXF23JCOY7MVNF","download_json":"https://pith.science/pith/3X4HKRDCTMLKCXF23JCOY7MVNF.json","view_paper":"https://pith.science/paper/3X4HKRDC","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=hep-ph/9508262&json=true","fetch_graph":"https://pith.science/api/pith-number/3X4HKRDCTMLKCXF23JCOY7MVNF/graph.json","fetch_events":"https://pith.science/api/pith-number/3X4HKRDCTMLKCXF23JCOY7MVNF/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/3X4HKRDCTMLKCXF23JCOY7MVNF/action/timestamp_anchor","attest_storage":"https://pith.science/pith/3X4HKRDCTMLKCXF23JCOY7MVNF/action/storage_attestation","attest_author":"https://pith.science/pith/3X4HKRDCTMLKCXF23JCOY7MVNF/action/author_attestation","sign_citation":"https://pith.science/pith/3X4HKRDCTMLKCXF23JCOY7MVNF/action/citation_signature","submit_replication":"https://pith.science/pith/3X4HKRDCTMLKCXF23JCOY7MVNF/action/replication_record"}},"created_at":"2026-05-18T04:30:37.705298+00:00","updated_at":"2026-05-18T04:30:37.705298+00:00"}