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We reconsider their uncertainty and role in the analysis of recent Belle data for $B\\to D^{(*)}\\ell\\nu$ with model-independent parametrizations and in the related prediction of $R(D^{(*)})$. We find $|V_{cb}|=41.5(1.3) \\ 10^{-3}$ and $|V_{cb}|=40.6(^{+1.2}_{-1.3}) \\ 10^{-3}$ using input from Light Cone Sum Rules, and $R(D^{*})=0.260(8)$."},"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":"1707.09509","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-07-29T12:53:55Z","cross_cats_sorted":[],"title_canon_sha256":"cd3456ab5ca621a8191d448dfebce9f2ace292728c2596f1480cac9905e0c34c","abstract_canon_sha256":"6410f529555c572aacbc9f567c0fce012c0b1ef5876779d1fe612fb531a1b644"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:28:53.235231Z","signature_b64":"RN5IDxTDa4sIFkNlmQcswiVvmXZ+kYHaXFM1qqdPBUCM7vA9IZFDr/gw4zS1DFv7dbTHYGSJIT126all09mrAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"faf3d435d3fa8a3fce6d7caa6f229bf8fdee3ed0be55f5e03b8315d798955692","last_reissued_at":"2026-05-18T00:28:53.234825Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:28:53.234825Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"$R(D^*)$, $|V_{cb}|$, and the Heavy Quark Symmetry relations between form factors","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Dante Bigi, Paolo Gambino, Stefan Schacht","submitted_at":"2017-07-29T12:53:55Z","abstract_excerpt":"Stringent relations between the $B^{(*)} \\to D^{(*)} $ form factors exist in the heavy quark limit and the leading symmetry breaking corrections are known. We reconsider their uncertainty and role in the analysis of recent Belle data for $B\\to D^{(*)}\\ell\\nu$ with model-independent parametrizations and in the related prediction of $R(D^{(*)})$. We find $|V_{cb}|=41.5(1.3) \\ 10^{-3}$ and $|V_{cb}|=40.6(^{+1.2}_{-1.3}) \\ 10^{-3}$ using input from Light Cone Sum Rules, and $R(D^{*})=0.260(8)$."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1707.09509","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":"1707.09509","created_at":"2026-05-18T00:28:53.234886+00:00"},{"alias_kind":"arxiv_version","alias_value":"1707.09509v2","created_at":"2026-05-18T00:28:53.234886+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1707.09509","created_at":"2026-05-18T00:28:53.234886+00:00"},{"alias_kind":"pith_short_12","alias_value":"7LZ5INOT7KFD","created_at":"2026-05-18T12:31:05.417338+00:00"},{"alias_kind":"pith_short_16","alias_value":"7LZ5INOT7KFD7TTN","created_at":"2026-05-18T12:31:05.417338+00:00"},{"alias_kind":"pith_short_8","alias_value":"7LZ5INOT","created_at":"2026-05-18T12:31:05.417338+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":2,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2411.09414","citing_title":"New physics searches via angular distributions of $ \\bar{B} \\to D^* (\\to D \\pi) \\tau (\\to \\ell \\nu_\\tau \\bar{\\nu}_\\ell) \\bar{\\nu}_\\tau$ decays","ref_index":91,"is_internal_anchor":true},{"citing_arxiv_id":"2605.00181","citing_title":"Extracting production fractions of $b$ hadrons from exclusive semi-leptonic decays","ref_index":36,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/7LZ5INOT7KFD7TTNPSVG6IU37D","json":"https://pith.science/pith/7LZ5INOT7KFD7TTNPSVG6IU37D.json","graph_json":"https://pith.science/api/pith-number/7LZ5INOT7KFD7TTNPSVG6IU37D/graph.json","events_json":"https://pith.science/api/pith-number/7LZ5INOT7KFD7TTNPSVG6IU37D/events.json","paper":"https://pith.science/paper/7LZ5INOT"},"agent_actions":{"view_html":"https://pith.science/pith/7LZ5INOT7KFD7TTNPSVG6IU37D","download_json":"https://pith.science/pith/7LZ5INOT7KFD7TTNPSVG6IU37D.json","view_paper":"https://pith.science/paper/7LZ5INOT","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1707.09509&json=true","fetch_graph":"https://pith.science/api/pith-number/7LZ5INOT7KFD7TTNPSVG6IU37D/graph.json","fetch_events":"https://pith.science/api/pith-number/7LZ5INOT7KFD7TTNPSVG6IU37D/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/7LZ5INOT7KFD7TTNPSVG6IU37D/action/timestamp_anchor","attest_storage":"https://pith.science/pith/7LZ5INOT7KFD7TTNPSVG6IU37D/action/storage_attestation","attest_author":"https://pith.science/pith/7LZ5INOT7KFD7TTNPSVG6IU37D/action/author_attestation","sign_citation":"https://pith.science/pith/7LZ5INOT7KFD7TTNPSVG6IU37D/action/citation_signature","submit_replication":"https://pith.science/pith/7LZ5INOT7KFD7TTNPSVG6IU37D/action/replication_record"}},"created_at":"2026-05-18T00:28:53.234886+00:00","updated_at":"2026-05-18T00:28:53.234886+00:00"}