{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:H652AZK4IQQGNFNM4YSCOFW5TK","short_pith_number":"pith:H652AZK4","schema_version":"1.0","canonical_sha256":"3fbba0655c44206695ace6242716dd9aa3baed44dee8514a9f485d6b0e56c6d5","source":{"kind":"arxiv","id":"1702.07356","version":2},"attestation_state":"computed","paper":{"title":"$\\Upsilon$ and $\\psi$ leptonic decays as probes of solutions to the $R_D^{(*)}$ puzzle","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Aielet Efrati, Daniel Aloni, Yosef Nir, Yuval Grossman","submitted_at":"2017-02-23T19:00:21Z","abstract_excerpt":"Experimental measurements of the ratios $R(D^{(*)})\\equiv\\frac{\\Gamma(B\\to D^{(*)}\\tau\\nu)}{\\Gamma(B\\to D^{(*)}\\ell\\nu)}$ ($\\ell=e,\\mu$) show a $3.9\\sigma$ deviation from the Standard Model prediction. In the absence of light right-handed neutrinos, a new physics contribution to $b\\to c\\tau\\nu$ decays necessarily modifies also $b\\bar b\\to\\tau^+\\tau^-$ and/or $c\\bar c\\to\\tau^+\\tau^-$ transitions. These contributions lead to violation of lepton flavor universality in, respectively, $\\Upsilon$ and $\\psi$ leptonic decays. We analyze the constraints resulting from measurements of the leptonic vecto"},"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":"1702.07356","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-02-23T19:00:21Z","cross_cats_sorted":[],"title_canon_sha256":"303cc925ef44d79189fd19dd233ecf8f343625e339e5d87dbdd510438c3880cd","abstract_canon_sha256":"17c468f6a21dffda8f6e17f69b2414af43e26ee48ea875e08da077a69458ff0a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:42:46.145927Z","signature_b64":"janwjg4fTETdlfa/yLIKWpRzsz7iP1RV5QzPsxxm6gl7taDza4B7ruWn/41ydchT2LitZe3mb1YimXGsUtoxAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3fbba0655c44206695ace6242716dd9aa3baed44dee8514a9f485d6b0e56c6d5","last_reissued_at":"2026-05-18T00:42:46.145234Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:42:46.145234Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"$\\Upsilon$ and $\\psi$ leptonic decays as probes of solutions to the $R_D^{(*)}$ puzzle","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Aielet Efrati, Daniel Aloni, Yosef Nir, Yuval Grossman","submitted_at":"2017-02-23T19:00:21Z","abstract_excerpt":"Experimental measurements of the ratios $R(D^{(*)})\\equiv\\frac{\\Gamma(B\\to D^{(*)}\\tau\\nu)}{\\Gamma(B\\to D^{(*)}\\ell\\nu)}$ ($\\ell=e,\\mu$) show a $3.9\\sigma$ deviation from the Standard Model prediction. In the absence of light right-handed neutrinos, a new physics contribution to $b\\to c\\tau\\nu$ decays necessarily modifies also $b\\bar b\\to\\tau^+\\tau^-$ and/or $c\\bar c\\to\\tau^+\\tau^-$ transitions. These contributions lead to violation of lepton flavor universality in, respectively, $\\Upsilon$ and $\\psi$ leptonic decays. We analyze the constraints resulting from measurements of the leptonic vecto"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.07356","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":"1702.07356","created_at":"2026-05-18T00:42:46.145340+00:00"},{"alias_kind":"arxiv_version","alias_value":"1702.07356v2","created_at":"2026-05-18T00:42:46.145340+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.07356","created_at":"2026-05-18T00:42:46.145340+00:00"},{"alias_kind":"pith_short_12","alias_value":"H652AZK4IQQG","created_at":"2026-05-18T12:31:18.294218+00:00"},{"alias_kind":"pith_short_16","alias_value":"H652AZK4IQQGNFNM","created_at":"2026-05-18T12:31:18.294218+00:00"},{"alias_kind":"pith_short_8","alias_value":"H652AZK4","created_at":"2026-05-18T12:31:18.294218+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/H652AZK4IQQGNFNM4YSCOFW5TK","json":"https://pith.science/pith/H652AZK4IQQGNFNM4YSCOFW5TK.json","graph_json":"https://pith.science/api/pith-number/H652AZK4IQQGNFNM4YSCOFW5TK/graph.json","events_json":"https://pith.science/api/pith-number/H652AZK4IQQGNFNM4YSCOFW5TK/events.json","paper":"https://pith.science/paper/H652AZK4"},"agent_actions":{"view_html":"https://pith.science/pith/H652AZK4IQQGNFNM4YSCOFW5TK","download_json":"https://pith.science/pith/H652AZK4IQQGNFNM4YSCOFW5TK.json","view_paper":"https://pith.science/paper/H652AZK4","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1702.07356&json=true","fetch_graph":"https://pith.science/api/pith-number/H652AZK4IQQGNFNM4YSCOFW5TK/graph.json","fetch_events":"https://pith.science/api/pith-number/H652AZK4IQQGNFNM4YSCOFW5TK/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/H652AZK4IQQGNFNM4YSCOFW5TK/action/timestamp_anchor","attest_storage":"https://pith.science/pith/H652AZK4IQQGNFNM4YSCOFW5TK/action/storage_attestation","attest_author":"https://pith.science/pith/H652AZK4IQQGNFNM4YSCOFW5TK/action/author_attestation","sign_citation":"https://pith.science/pith/H652AZK4IQQGNFNM4YSCOFW5TK/action/citation_signature","submit_replication":"https://pith.science/pith/H652AZK4IQQGNFNM4YSCOFW5TK/action/replication_record"}},"created_at":"2026-05-18T00:42:46.145340+00:00","updated_at":"2026-05-18T00:42:46.145340+00:00"}