{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:DJNRL4J2A3GZYWNPS6VKKOBJKA","short_pith_number":"pith:DJNRL4J2","schema_version":"1.0","canonical_sha256":"1a5b15f13a06cd9c59af97aaa53829503e264cadaf7bdb6410cc16b97f20e17b","source":{"kind":"arxiv","id":"1808.09285","version":2},"attestation_state":"computed","paper":{"title":"Form factor ratios for $B_s \\rightarrow K \\, \\ell \\, \\nu$ and $B_s \\rightarrow D_s \\, \\ell \\, \\nu$ semileptonic decays and $|V_{ub}/V_{cb}|$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"hep-lat","authors_text":"Chris M. Bouchard, Christopher J. Monahan, G. Peter Lepage, Heechang Na, Junko Shigemitsu","submitted_at":"2018-08-24T18:28:58Z","abstract_excerpt":"We present a lattice quantum chromodynamics determination of the ratio of the scalar and vector form factors for two semileptonic decays of the $B_s$ meson: $B_s \\rightarrow K \\ell \\nu$ and $B_s \\rightarrow D_s \\ell \\nu$. In conjunction with future experimental data, our results for these correlated form factors will provide a new method to extract $|V_{ub}/V_{cb}|$, which may elucidate the current tension between exclusive and inclusive determinations of these Cabibbo-Kobayashi-Maskawa mixing matrix parameters. In addition to the form factor results, we determine the ratio of the differential"},"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":"1808.09285","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2018-08-24T18:28:58Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"51350de5046079f677820cd6131eca84f54800bd1e4440feeb0ebb1abb5e93a8","abstract_canon_sha256":"9cd906b676709e6968ad5f7e0deed37e617b8de4d20d3259bd9545989d6a90fc"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:57:36.061840Z","signature_b64":"gjscxtx/FhjO7FqsR/K1oZftcyVkNr7fqsz0NQxvvK+GcClgJ6rSF2qSeez8+IaX27vGXuvKYteAgRwDs5juDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1a5b15f13a06cd9c59af97aaa53829503e264cadaf7bdb6410cc16b97f20e17b","last_reissued_at":"2026-05-17T23:57:36.061246Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:57:36.061246Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Form factor ratios for $B_s \\rightarrow K \\, \\ell \\, \\nu$ and $B_s \\rightarrow D_s \\, \\ell \\, \\nu$ semileptonic decays and $|V_{ub}/V_{cb}|$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"hep-lat","authors_text":"Chris M. Bouchard, Christopher J. Monahan, G. Peter Lepage, Heechang Na, Junko Shigemitsu","submitted_at":"2018-08-24T18:28:58Z","abstract_excerpt":"We present a lattice quantum chromodynamics determination of the ratio of the scalar and vector form factors for two semileptonic decays of the $B_s$ meson: $B_s \\rightarrow K \\ell \\nu$ and $B_s \\rightarrow D_s \\ell \\nu$. In conjunction with future experimental data, our results for these correlated form factors will provide a new method to extract $|V_{ub}/V_{cb}|$, which may elucidate the current tension between exclusive and inclusive determinations of these Cabibbo-Kobayashi-Maskawa mixing matrix parameters. In addition to the form factor results, we determine the ratio of the differential"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.09285","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":"1808.09285","created_at":"2026-05-17T23:57:36.061338+00:00"},{"alias_kind":"arxiv_version","alias_value":"1808.09285v2","created_at":"2026-05-17T23:57:36.061338+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1808.09285","created_at":"2026-05-17T23:57:36.061338+00:00"},{"alias_kind":"pith_short_12","alias_value":"DJNRL4J2A3GZ","created_at":"2026-05-18T12:32:19.392346+00:00"},{"alias_kind":"pith_short_16","alias_value":"DJNRL4J2A3GZYWNP","created_at":"2026-05-18T12:32:19.392346+00:00"},{"alias_kind":"pith_short_8","alias_value":"DJNRL4J2","created_at":"2026-05-18T12:32:19.392346+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/DJNRL4J2A3GZYWNPS6VKKOBJKA","json":"https://pith.science/pith/DJNRL4J2A3GZYWNPS6VKKOBJKA.json","graph_json":"https://pith.science/api/pith-number/DJNRL4J2A3GZYWNPS6VKKOBJKA/graph.json","events_json":"https://pith.science/api/pith-number/DJNRL4J2A3GZYWNPS6VKKOBJKA/events.json","paper":"https://pith.science/paper/DJNRL4J2"},"agent_actions":{"view_html":"https://pith.science/pith/DJNRL4J2A3GZYWNPS6VKKOBJKA","download_json":"https://pith.science/pith/DJNRL4J2A3GZYWNPS6VKKOBJKA.json","view_paper":"https://pith.science/paper/DJNRL4J2","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1808.09285&json=true","fetch_graph":"https://pith.science/api/pith-number/DJNRL4J2A3GZYWNPS6VKKOBJKA/graph.json","fetch_events":"https://pith.science/api/pith-number/DJNRL4J2A3GZYWNPS6VKKOBJKA/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/DJNRL4J2A3GZYWNPS6VKKOBJKA/action/timestamp_anchor","attest_storage":"https://pith.science/pith/DJNRL4J2A3GZYWNPS6VKKOBJKA/action/storage_attestation","attest_author":"https://pith.science/pith/DJNRL4J2A3GZYWNPS6VKKOBJKA/action/author_attestation","sign_citation":"https://pith.science/pith/DJNRL4J2A3GZYWNPS6VKKOBJKA/action/citation_signature","submit_replication":"https://pith.science/pith/DJNRL4J2A3GZYWNPS6VKKOBJKA/action/replication_record"}},"created_at":"2026-05-17T23:57:36.061338+00:00","updated_at":"2026-05-17T23:57:36.061338+00:00"}