{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:XNDLPD63UFAX6AHQYSGLEQMFHL","short_pith_number":"pith:XNDLPD63","schema_version":"1.0","canonical_sha256":"bb46b78fdba1417f00f0c48cb241853adda11821b750601bb1f8c6204d713e8b","source":{"kind":"arxiv","id":"2411.11237","version":2},"attestation_state":"computed","paper":{"title":"Search for the $K_{L} \\to \\pi^{0} \\nu \\bar{\\nu}$ Decay at the J-PARC KOTO Experiment","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"A. Kitagawa, C. Lin, E. J. Kim, G. Y. Lim, H. Haraguchi, H. M. Kim, H. Nanjo, H. Nishimiya, H. Watanabe, H. Y. Yoshida, I. Morioka, J. Redeker, K. Hanai, K. Kotera, K. Ono, KOTO Collaboration: J. K. Ahn, K. Shiomi, M. Farriagton, M. Gonzalez, M. Katayama, M. Osugi, N. Grethen, N. Hara, N. Shimizu, N. Taylor, P. Paschos, R. Shiraishi, S. K. Lee, S. Suzuki, T. Inagaki, T. Kato, T. K. Komatsubara, T. Mari, T. Matsumura, T. Nomura, T. Sato, T. Shibata, T. Shinkawa, T. Wu, T. Yamanaka, X. Li, Y. B. Hsiung, Y. C. Tung, Y. Kawata, Y. Luo, Y. Noichi, Y. Sato, Y. Tajima, Y. W. Wah","submitted_at":"2024-11-18T02:12:30Z","abstract_excerpt":"We performed a search for the $K_L \\to \\pi^{0} \\nu \\bar{\\nu}$ decay using the data taken in 2021 at the J-PARC KOTO experiment. With newly installed counters and new analysis method, the expected background was suppressed to $0.252\\pm0.055_{\\mathrm{stat}}$$^{+0.052}_{-0.067}$$_{\\mathrm{syst}}$. With a single event sensitivity of $(9.33 \\pm 0.06_{\\rm stat} \\pm 0.84_{\\rm syst})\\times 10^{-10}$, no events were observed in the signal region. An upper limit on the branching fraction for the decay was set to be $2.2\\times10^{-9}$ at the 90% confidence level (C.L.), which improved the previous upper "},"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":"2411.11237","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ex","submitted_at":"2024-11-18T02:12:30Z","cross_cats_sorted":[],"title_canon_sha256":"b739080844f8b325acab470d08a6558a5df665815e7457bb6ed2d7a72dd0587d","abstract_canon_sha256":"a7c181087cf95bf9bb8b72345092f2797f373ea2e242c7829e8013ca4c2d598b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:24:27.769615Z","signature_b64":"7nosNvXC4i2kz0uZrChfj9dhlT4dLQ/ByQQ88RSSk66pvLC6ew8POkANhugz3QhkgdpFDwp/Wj7V3mTkuwf2CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bb46b78fdba1417f00f0c48cb241853adda11821b750601bb1f8c6204d713e8b","last_reissued_at":"2026-07-05T10:24:27.768720Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:24:27.768720Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Search for the $K_{L} \\to \\pi^{0} \\nu \\bar{\\nu}$ Decay at the J-PARC KOTO Experiment","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"A. Kitagawa, C. Lin, E. J. Kim, G. Y. Lim, H. Haraguchi, H. M. Kim, H. Nanjo, H. Nishimiya, H. Watanabe, H. Y. Yoshida, I. Morioka, J. Redeker, K. Hanai, K. Kotera, K. Ono, KOTO Collaboration: J. K. Ahn, K. Shiomi, M. Farriagton, M. Gonzalez, M. Katayama, M. Osugi, N. Grethen, N. Hara, N. Shimizu, N. Taylor, P. Paschos, R. Shiraishi, S. K. Lee, S. Suzuki, T. Inagaki, T. Kato, T. K. Komatsubara, T. Mari, T. Matsumura, T. Nomura, T. Sato, T. Shibata, T. Shinkawa, T. Wu, T. Yamanaka, X. Li, Y. B. Hsiung, Y. C. Tung, Y. Kawata, Y. Luo, Y. Noichi, Y. Sato, Y. Tajima, Y. W. Wah","submitted_at":"2024-11-18T02:12:30Z","abstract_excerpt":"We performed a search for the $K_L \\to \\pi^{0} \\nu \\bar{\\nu}$ decay using the data taken in 2021 at the J-PARC KOTO experiment. With newly installed counters and new analysis method, the expected background was suppressed to $0.252\\pm0.055_{\\mathrm{stat}}$$^{+0.052}_{-0.067}$$_{\\mathrm{syst}}$. With a single event sensitivity of $(9.33 \\pm 0.06_{\\rm stat} \\pm 0.84_{\\rm syst})\\times 10^{-10}$, no events were observed in the signal region. An upper limit on the branching fraction for the decay was set to be $2.2\\times10^{-9}$ at the 90% confidence level (C.L.), which improved the previous upper "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2411.11237","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/2411.11237/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":"2411.11237","created_at":"2026-07-05T10:24:27.768823+00:00"},{"alias_kind":"arxiv_version","alias_value":"2411.11237v2","created_at":"2026-07-05T10:24:27.768823+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2411.11237","created_at":"2026-07-05T10:24:27.768823+00:00"},{"alias_kind":"pith_short_12","alias_value":"XNDLPD63UFAX","created_at":"2026-07-05T10:24:27.768823+00:00"},{"alias_kind":"pith_short_16","alias_value":"XNDLPD63UFAX6AHQ","created_at":"2026-07-05T10:24:27.768823+00:00"},{"alias_kind":"pith_short_8","alias_value":"XNDLPD63","created_at":"2026-07-05T10:24:27.768823+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":5,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2605.24713","citing_title":"Axion-like particles solve the $B\\to K\\nu\\bar\\nu$ and $B\\to \\pi K$ puzzles","ref_index":27,"is_internal_anchor":false},{"citing_arxiv_id":"2605.23759","citing_title":"Correlated $b \\to s$ and $s \\to d$ Rare Semileptonic Transitions in the Standard Model Effective Field Theory","ref_index":43,"is_internal_anchor":false},{"citing_arxiv_id":"2507.13445","citing_title":"CP violation in $K\\to\\mu^+\\mu^-$ with and without time dependence through a tagged analysis","ref_index":37,"is_internal_anchor":false},{"citing_arxiv_id":"2507.01947","citing_title":"Probing CP and flavor violation in neutral kaon decays with ALPs","ref_index":28,"is_internal_anchor":false},{"citing_arxiv_id":"2512.20825","citing_title":"Irreducible Constraints on Hadronically Interacting Sub-GeV Dark Matter","ref_index":43,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/XNDLPD63UFAX6AHQYSGLEQMFHL","json":"https://pith.science/pith/XNDLPD63UFAX6AHQYSGLEQMFHL.json","graph_json":"https://pith.science/api/pith-number/XNDLPD63UFAX6AHQYSGLEQMFHL/graph.json","events_json":"https://pith.science/api/pith-number/XNDLPD63UFAX6AHQYSGLEQMFHL/events.json","paper":"https://pith.science/paper/XNDLPD63"},"agent_actions":{"view_html":"https://pith.science/pith/XNDLPD63UFAX6AHQYSGLEQMFHL","download_json":"https://pith.science/pith/XNDLPD63UFAX6AHQYSGLEQMFHL.json","view_paper":"https://pith.science/paper/XNDLPD63","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2411.11237&json=true","fetch_graph":"https://pith.science/api/pith-number/XNDLPD63UFAX6AHQYSGLEQMFHL/graph.json","fetch_events":"https://pith.science/api/pith-number/XNDLPD63UFAX6AHQYSGLEQMFHL/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XNDLPD63UFAX6AHQYSGLEQMFHL/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XNDLPD63UFAX6AHQYSGLEQMFHL/action/storage_attestation","attest_author":"https://pith.science/pith/XNDLPD63UFAX6AHQYSGLEQMFHL/action/author_attestation","sign_citation":"https://pith.science/pith/XNDLPD63UFAX6AHQYSGLEQMFHL/action/citation_signature","submit_replication":"https://pith.science/pith/XNDLPD63UFAX6AHQYSGLEQMFHL/action/replication_record"}},"created_at":"2026-07-05T10:24:27.768823+00:00","updated_at":"2026-07-05T10:24:27.768823+00:00"}