{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:WT3MUR3EIJU2ZTN7V7YTUGWGQF","short_pith_number":"pith:WT3MUR3E","schema_version":"1.0","canonical_sha256":"b4f6ca47644269accdbfaff13a1ac6814eeeae5c8fdf7abd778121364c5474bf","source":{"kind":"arxiv","id":"1807.10197","version":2},"attestation_state":"computed","paper":{"title":"Reduced hadronic uncertainty in the determination of $V_{ud}$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-ex","nucl-th"],"primary_cat":"hep-ph","authors_text":"Chien-Yeah Seng, Hiren H. Patel, Michael J. Ramsey-Musolf, Mikhail Gorchtein","submitted_at":"2018-07-26T15:34:57Z","abstract_excerpt":"We analyze the universal radiative correction $\\Delta_R^V$ to neutron and superallowed nuclear $\\beta$ decay by expressing the hadronic $\\gamma W$-box contribution in terms of a dispersion relation, which we identify as an integral over the first Nachtmann moment of the $\\gamma W$ interference structure function $F_3^{(0)}$. By connecting the needed input to existing data on neutrino and antineutrino scattering, we obtain an updated value of $\\Delta_R^V = 0.02467(22)$, wherein the hadronic uncertainty is reduced. Assuming other Standard Model theoretical calculations and experimental measureme"},"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":"1807.10197","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-07-26T15:34:57Z","cross_cats_sorted":["nucl-ex","nucl-th"],"title_canon_sha256":"a2a60d88fd43d152cfa561cce331de8e14a27e59a9e6ce8644010e15ebd69ba3","abstract_canon_sha256":"5e78bcfc4e9c25f8a55f0d25279f1a1ca91c02eb0db66e418667d8cc0ef4ca3e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:58:04.346293Z","signature_b64":"G/6VJEAq9YySCy7ZqeiK0YpbsDrzyLzOb2YhkqXJCrv8Z4V48U52++xlQQkf9AIK6wf3TrbiqSxzsQPuQAL6Bw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b4f6ca47644269accdbfaff13a1ac6814eeeae5c8fdf7abd778121364c5474bf","last_reissued_at":"2026-05-17T23:58:04.345768Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:58:04.345768Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Reduced hadronic uncertainty in the determination of $V_{ud}$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-ex","nucl-th"],"primary_cat":"hep-ph","authors_text":"Chien-Yeah Seng, Hiren H. Patel, Michael J. Ramsey-Musolf, Mikhail Gorchtein","submitted_at":"2018-07-26T15:34:57Z","abstract_excerpt":"We analyze the universal radiative correction $\\Delta_R^V$ to neutron and superallowed nuclear $\\beta$ decay by expressing the hadronic $\\gamma W$-box contribution in terms of a dispersion relation, which we identify as an integral over the first Nachtmann moment of the $\\gamma W$ interference structure function $F_3^{(0)}$. By connecting the needed input to existing data on neutrino and antineutrino scattering, we obtain an updated value of $\\Delta_R^V = 0.02467(22)$, wherein the hadronic uncertainty is reduced. Assuming other Standard Model theoretical calculations and experimental measureme"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.10197","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":"1807.10197","created_at":"2026-05-17T23:58:04.345875+00:00"},{"alias_kind":"arxiv_version","alias_value":"1807.10197v2","created_at":"2026-05-17T23:58:04.345875+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.10197","created_at":"2026-05-17T23:58:04.345875+00:00"},{"alias_kind":"pith_short_12","alias_value":"WT3MUR3EIJU2","created_at":"2026-05-18T12:33:01.666342+00:00"},{"alias_kind":"pith_short_16","alias_value":"WT3MUR3EIJU2ZTN7","created_at":"2026-05-18T12:33:01.666342+00:00"},{"alias_kind":"pith_short_8","alias_value":"WT3MUR3E","created_at":"2026-05-18T12:33:01.666342+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":4,"internal_anchor_count":4,"sample":[{"citing_arxiv_id":"1906.09870","citing_title":"Radiative corrections to Gamow-Teller decays","ref_index":42,"is_internal_anchor":true},{"citing_arxiv_id":"2601.21155","citing_title":"Nucleon axial-vector form factor and radius from radiatively-corrected antineutrino scattering data","ref_index":80,"is_internal_anchor":true},{"citing_arxiv_id":"2411.04268","citing_title":"FLAG Review 2024","ref_index":286,"is_internal_anchor":true},{"citing_arxiv_id":"2605.14006","citing_title":"Quantum Monte Carlo calculation of $\\delta_C$ in the superallowed beta decay of $^{10}$C","ref_index":7,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/WT3MUR3EIJU2ZTN7V7YTUGWGQF","json":"https://pith.science/pith/WT3MUR3EIJU2ZTN7V7YTUGWGQF.json","graph_json":"https://pith.science/api/pith-number/WT3MUR3EIJU2ZTN7V7YTUGWGQF/graph.json","events_json":"https://pith.science/api/pith-number/WT3MUR3EIJU2ZTN7V7YTUGWGQF/events.json","paper":"https://pith.science/paper/WT3MUR3E"},"agent_actions":{"view_html":"https://pith.science/pith/WT3MUR3EIJU2ZTN7V7YTUGWGQF","download_json":"https://pith.science/pith/WT3MUR3EIJU2ZTN7V7YTUGWGQF.json","view_paper":"https://pith.science/paper/WT3MUR3E","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1807.10197&json=true","fetch_graph":"https://pith.science/api/pith-number/WT3MUR3EIJU2ZTN7V7YTUGWGQF/graph.json","fetch_events":"https://pith.science/api/pith-number/WT3MUR3EIJU2ZTN7V7YTUGWGQF/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/WT3MUR3EIJU2ZTN7V7YTUGWGQF/action/timestamp_anchor","attest_storage":"https://pith.science/pith/WT3MUR3EIJU2ZTN7V7YTUGWGQF/action/storage_attestation","attest_author":"https://pith.science/pith/WT3MUR3EIJU2ZTN7V7YTUGWGQF/action/author_attestation","sign_citation":"https://pith.science/pith/WT3MUR3EIJU2ZTN7V7YTUGWGQF/action/citation_signature","submit_replication":"https://pith.science/pith/WT3MUR3EIJU2ZTN7V7YTUGWGQF/action/replication_record"}},"created_at":"2026-05-17T23:58:04.345875+00:00","updated_at":"2026-05-17T23:58:04.345875+00:00"}