{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:KUQASNIJUOL7LF5JSWGMOBWGJ6","short_pith_number":"pith:KUQASNIJ","schema_version":"1.0","canonical_sha256":"5520093509a397f597a9958cc706c64f9993ec7ee5e61ec5cc7a2e0af1ee5235","source":{"kind":"arxiv","id":"1401.4219","version":1},"attestation_state":"computed","paper":{"title":"Prospects for discovery of the \\tau^- \\to \\pi^- \\ell^+ \\ell^- \\nu_\\tau decays","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"Pablo Roig","submitted_at":"2014-01-17T01:32:31Z","abstract_excerpt":"We study the phenomenology of the \\tau^- \\to \\pi^- \\nu_\\tau \\ell^+ \\ell^- decays (\\ell = e, \\mu), predicting the respective branching ratios and di-lepton invariant-mass spectra. In addition to the model-independent (QED) contributions, we investigate the structure-dependent (SD) terms, encoding features of the hadronization of QCD currents. The relevant form factors are evaluated by supplementing Chiral Perturbation Theory with the inclusion of the lightest (axial-)vector resonance multiplet as dynamical fields. The Lagrangian couplings are fully predicted requiring the known QCD asymptotic b"},"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":"1401.4219","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-01-17T01:32:31Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"09871a0a09ca48007b6edf38dbc052e3453e1bd97a5bb33b0379f051336eb191","abstract_canon_sha256":"d215c3c90f90d4a2cb8566dbe1244af04155b3cdf48bb1564e87d4cb3e50a57e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:45:19.791170Z","signature_b64":"nIFChHACzALLD4SyaJ6wiAAXW2XbnBSXDF22MNdv3TZVOpEAr6lAuIjX8Sh047y7q0iydNLPQ19+bt2dYmXLDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5520093509a397f597a9958cc706c64f9993ec7ee5e61ec5cc7a2e0af1ee5235","last_reissued_at":"2026-05-18T01:45:19.790711Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:45:19.790711Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Prospects for discovery of the \\tau^- \\to \\pi^- \\ell^+ \\ell^- \\nu_\\tau decays","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"Pablo Roig","submitted_at":"2014-01-17T01:32:31Z","abstract_excerpt":"We study the phenomenology of the \\tau^- \\to \\pi^- \\nu_\\tau \\ell^+ \\ell^- decays (\\ell = e, \\mu), predicting the respective branching ratios and di-lepton invariant-mass spectra. In addition to the model-independent (QED) contributions, we investigate the structure-dependent (SD) terms, encoding features of the hadronization of QCD currents. The relevant form factors are evaluated by supplementing Chiral Perturbation Theory with the inclusion of the lightest (axial-)vector resonance multiplet as dynamical fields. The Lagrangian couplings are fully predicted requiring the known QCD asymptotic b"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1401.4219","kind":"arxiv","version":1},"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":"1401.4219","created_at":"2026-05-18T01:45:19.790776+00:00"},{"alias_kind":"arxiv_version","alias_value":"1401.4219v1","created_at":"2026-05-18T01:45:19.790776+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1401.4219","created_at":"2026-05-18T01:45:19.790776+00:00"},{"alias_kind":"pith_short_12","alias_value":"KUQASNIJUOL7","created_at":"2026-05-18T12:28:35.611951+00:00"},{"alias_kind":"pith_short_16","alias_value":"KUQASNIJUOL7LF5J","created_at":"2026-05-18T12:28:35.611951+00:00"},{"alias_kind":"pith_short_8","alias_value":"KUQASNIJ","created_at":"2026-05-18T12:28:35.611951+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/KUQASNIJUOL7LF5JSWGMOBWGJ6","json":"https://pith.science/pith/KUQASNIJUOL7LF5JSWGMOBWGJ6.json","graph_json":"https://pith.science/api/pith-number/KUQASNIJUOL7LF5JSWGMOBWGJ6/graph.json","events_json":"https://pith.science/api/pith-number/KUQASNIJUOL7LF5JSWGMOBWGJ6/events.json","paper":"https://pith.science/paper/KUQASNIJ"},"agent_actions":{"view_html":"https://pith.science/pith/KUQASNIJUOL7LF5JSWGMOBWGJ6","download_json":"https://pith.science/pith/KUQASNIJUOL7LF5JSWGMOBWGJ6.json","view_paper":"https://pith.science/paper/KUQASNIJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1401.4219&json=true","fetch_graph":"https://pith.science/api/pith-number/KUQASNIJUOL7LF5JSWGMOBWGJ6/graph.json","fetch_events":"https://pith.science/api/pith-number/KUQASNIJUOL7LF5JSWGMOBWGJ6/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KUQASNIJUOL7LF5JSWGMOBWGJ6/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KUQASNIJUOL7LF5JSWGMOBWGJ6/action/storage_attestation","attest_author":"https://pith.science/pith/KUQASNIJUOL7LF5JSWGMOBWGJ6/action/author_attestation","sign_citation":"https://pith.science/pith/KUQASNIJUOL7LF5JSWGMOBWGJ6/action/citation_signature","submit_replication":"https://pith.science/pith/KUQASNIJUOL7LF5JSWGMOBWGJ6/action/replication_record"}},"created_at":"2026-05-18T01:45:19.790776+00:00","updated_at":"2026-05-18T01:45:19.790776+00:00"}