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We perform a complete calculation, which includes internal bremsstrahlung and structure dependent radiation in the radiative decays and point meson, hadronic structure dependent and short distance contributions in the virtual corrections. Our result for the radiative correction to the ratio $\\Gamma(\\tau\\to\\pi\\nu_\\tau(\\gamma))/ \\Gamma(\\pi\\to\\mu\\nu_\\mu(\\gamma))$ is $\\delta R_{\\tau/\\pi} = \\left(0.16_{\\T - 0.14}^{\\T+0.09}\\ri"},"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/9403385","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1994-03-29T14:43:55Z","cross_cats_sorted":[],"title_canon_sha256":"6fbdae7f2256074256fe11e5f15a2efb1295984e98262f4fbcb61871d5f86fbc","abstract_canon_sha256":"9ade43fac08377ab0184577ae9724c01e9a48ebbe3ec28cb2bac8b921ca95340"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:57:23.658235Z","signature_b64":"II6MIaHwfyO2P68Y3sWiVUFCrnEE5TSzfEbMNL3vhmvj6XVEtLLaAAtKm3LcX68JziTLAgmrNtG/zCHCNZjFDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"74ca7d3dd2524075daab1016f6776d00628d30227c4bded4734b0c23d725d96f","last_reissued_at":"2026-07-04T15:57:23.657886Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:57:23.657886Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Short and Long Distance Effects in the Decay $\\tau \\to \\pi \\nu_\\tau (\\gamma)$","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Markus Finkemeier, Roger Decker","submitted_at":"1994-03-29T14:43:55Z","abstract_excerpt":"We calculate the radiative corrections to the decays $\\tau\\to M \\nu_\\tau$ and $\\pi \\to l \\nu_\\l$, where the meson $M$ is $M=\\pi$ or $K$ and the lepton $l$ is $l = e$ or $\\mu$. We perform a complete calculation, which includes internal bremsstrahlung and structure dependent radiation in the radiative decays and point meson, hadronic structure dependent and short distance contributions in the virtual corrections. Our result for the radiative correction to the ratio $\\Gamma(\\tau\\to\\pi\\nu_\\tau(\\gamma))/ \\Gamma(\\pi\\to\\mu\\nu_\\mu(\\gamma))$ is $\\delta R_{\\tau/\\pi} = \\left(0.16_{\\T - 0.14}^{\\T+0.09}\\ri"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9403385","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/hep-ph/9403385/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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/9403385","created_at":"2026-07-04T15:57:23.657949+00:00"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9403385v2","created_at":"2026-07-04T15:57:23.657949+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9403385","created_at":"2026-07-04T15:57:23.657949+00:00"},{"alias_kind":"pith_short_12","alias_value":"OTFH2POSKJAH","created_at":"2026-07-04T15:57:23.657949+00:00"},{"alias_kind":"pith_short_16","alias_value":"OTFH2POSKJAHLWVL","created_at":"2026-07-04T15:57:23.657949+00:00"},{"alias_kind":"pith_short_8","alias_value":"OTFH2POS","created_at":"2026-07-04T15:57:23.657949+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2511.22383","citing_title":"Complete one-loop QED corrections to $D_s^+$ leptonic decays and impact on the CKM unitarity test","ref_index":64,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/OTFH2POSKJAHLWVLCALPM53NAB","json":"https://pith.science/pith/OTFH2POSKJAHLWVLCALPM53NAB.json","graph_json":"https://pith.science/api/pith-number/OTFH2POSKJAHLWVLCALPM53NAB/graph.json","events_json":"https://pith.science/api/pith-number/OTFH2POSKJAHLWVLCALPM53NAB/events.json","paper":"https://pith.science/paper/OTFH2POS"},"agent_actions":{"view_html":"https://pith.science/pith/OTFH2POSKJAHLWVLCALPM53NAB","download_json":"https://pith.science/pith/OTFH2POSKJAHLWVLCALPM53NAB.json","view_paper":"https://pith.science/paper/OTFH2POS","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=hep-ph/9403385&json=true","fetch_graph":"https://pith.science/api/pith-number/OTFH2POSKJAHLWVLCALPM53NAB/graph.json","fetch_events":"https://pith.science/api/pith-number/OTFH2POSKJAHLWVLCALPM53NAB/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/OTFH2POSKJAHLWVLCALPM53NAB/action/timestamp_anchor","attest_storage":"https://pith.science/pith/OTFH2POSKJAHLWVLCALPM53NAB/action/storage_attestation","attest_author":"https://pith.science/pith/OTFH2POSKJAHLWVLCALPM53NAB/action/author_attestation","sign_citation":"https://pith.science/pith/OTFH2POSKJAHLWVLCALPM53NAB/action/citation_signature","submit_replication":"https://pith.science/pith/OTFH2POSKJAHLWVLCALPM53NAB/action/replication_record"}},"created_at":"2026-07-04T15:57:23.657949+00:00","updated_at":"2026-07-04T15:57:23.657949+00:00"}