{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:5ZK4SKSEASX5KNIUNWNGDL2DQN","short_pith_number":"pith:5ZK4SKSE","schema_version":"1.0","canonical_sha256":"ee55c92a4404afd535146d9a61af438344436a03ed02ee6cb2679b4f32f2f4d0","source":{"kind":"arxiv","id":"2108.11094","version":2},"attestation_state":"computed","paper":{"title":"Probing charged lepton flavor violation with axion-like particles at Belle II","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"Abner Soffer, kingman Cheung, Yu-Heng Wu, Zeren Simon Wang","submitted_at":"2021-08-25T07:38:02Z","abstract_excerpt":"We study charged lepton flavor violation associated with a light leptophilic axion-like particle (ALP), $X$, at the $B$-factory experiment Belle II. We focus on production of the ALP in the tau decays $\\tau \\to X l$ with $l=e,\\mu$, followed by its decay via $X\\to l^- l^+$. The ALP can be either promptly decaying or long-lived. We perform Monte-Carlo simulations, recasting a prompt search at Belle for lepton-flavor-violating $\\tau$ decays, and propose a displaced-vertex (DV) search. For both types of searches, we derive the Belle~II sensitivity reaches in both the product of branching fractions"},"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":"2108.11094","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-08-25T07:38:02Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"618c93fe597a16cf2575a299102b4de8e0ce574cfaa958b53a32974d2e142f47","abstract_canon_sha256":"d3f4e9b28de5c496264ec015aeae27932338b014e4d2788d2e1b33b1f2f5206f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:42:46.474370Z","signature_b64":"FdfBJOQnhFHVegaSXm/Yf1oekl53biNq6gA2i7KvU9Qp01fe96uxm+7so24apc6VbRZ/SquWJEaKdSHvuBnhAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ee55c92a4404afd535146d9a61af438344436a03ed02ee6cb2679b4f32f2f4d0","last_reissued_at":"2026-07-05T03:42:46.473955Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:42:46.473955Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Probing charged lepton flavor violation with axion-like particles at Belle II","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"Abner Soffer, kingman Cheung, Yu-Heng Wu, Zeren Simon Wang","submitted_at":"2021-08-25T07:38:02Z","abstract_excerpt":"We study charged lepton flavor violation associated with a light leptophilic axion-like particle (ALP), $X$, at the $B$-factory experiment Belle II. We focus on production of the ALP in the tau decays $\\tau \\to X l$ with $l=e,\\mu$, followed by its decay via $X\\to l^- l^+$. The ALP can be either promptly decaying or long-lived. We perform Monte-Carlo simulations, recasting a prompt search at Belle for lepton-flavor-violating $\\tau$ decays, and propose a displaced-vertex (DV) search. For both types of searches, we derive the Belle~II sensitivity reaches in both the product of branching fractions"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2108.11094","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/2108.11094/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":"2108.11094","created_at":"2026-07-05T03:42:46.474011+00:00"},{"alias_kind":"arxiv_version","alias_value":"2108.11094v2","created_at":"2026-07-05T03:42:46.474011+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2108.11094","created_at":"2026-07-05T03:42:46.474011+00:00"},{"alias_kind":"pith_short_12","alias_value":"5ZK4SKSEASX5","created_at":"2026-07-05T03:42:46.474011+00:00"},{"alias_kind":"pith_short_16","alias_value":"5ZK4SKSEASX5KNIU","created_at":"2026-07-05T03:42:46.474011+00:00"},{"alias_kind":"pith_short_8","alias_value":"5ZK4SKSE","created_at":"2026-07-05T03:42:46.474011+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":3,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2507.18236","citing_title":"Search for the lepton-flavor-violating $\\tau^{-} \\rightarrow e^{\\mp} \\ell^{\\pm} \\ell^{\\mp}$ decays at Belle II","ref_index":13,"is_internal_anchor":false},{"citing_arxiv_id":"2605.11630","citing_title":"Long-lived sterile neutrinos from axionlike particles at the Super Tau-Charm Facility","ref_index":117,"is_internal_anchor":false},{"citing_arxiv_id":"2604.07481","citing_title":"Axion-like Particles and Lepton Flavor Violation in Muonic Atoms","ref_index":34,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/5ZK4SKSEASX5KNIUNWNGDL2DQN","json":"https://pith.science/pith/5ZK4SKSEASX5KNIUNWNGDL2DQN.json","graph_json":"https://pith.science/api/pith-number/5ZK4SKSEASX5KNIUNWNGDL2DQN/graph.json","events_json":"https://pith.science/api/pith-number/5ZK4SKSEASX5KNIUNWNGDL2DQN/events.json","paper":"https://pith.science/paper/5ZK4SKSE"},"agent_actions":{"view_html":"https://pith.science/pith/5ZK4SKSEASX5KNIUNWNGDL2DQN","download_json":"https://pith.science/pith/5ZK4SKSEASX5KNIUNWNGDL2DQN.json","view_paper":"https://pith.science/paper/5ZK4SKSE","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2108.11094&json=true","fetch_graph":"https://pith.science/api/pith-number/5ZK4SKSEASX5KNIUNWNGDL2DQN/graph.json","fetch_events":"https://pith.science/api/pith-number/5ZK4SKSEASX5KNIUNWNGDL2DQN/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/5ZK4SKSEASX5KNIUNWNGDL2DQN/action/timestamp_anchor","attest_storage":"https://pith.science/pith/5ZK4SKSEASX5KNIUNWNGDL2DQN/action/storage_attestation","attest_author":"https://pith.science/pith/5ZK4SKSEASX5KNIUNWNGDL2DQN/action/author_attestation","sign_citation":"https://pith.science/pith/5ZK4SKSEASX5KNIUNWNGDL2DQN/action/citation_signature","submit_replication":"https://pith.science/pith/5ZK4SKSEASX5KNIUNWNGDL2DQN/action/replication_record"}},"created_at":"2026-07-05T03:42:46.474011+00:00","updated_at":"2026-07-05T03:42:46.474011+00:00"}