{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:1999:BQVPKWLMW67AJYSCWMCGOF7C3C","short_pith_number":"pith:BQVPKWLM","schema_version":"1.0","canonical_sha256":"0c2af5596cb7be04e242b3046717e2d88d29709560de8238ce552d7ee2919c49","source":{"kind":"arxiv","id":"hep-ph/9904257","version":3},"attestation_state":"computed","paper":{"title":"Is neutrino decay really ruled out as a solution to the atmospheric neutrino problem from Super-Kamiokande data?","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Sandhya Choubey, Srubabati Goswami","submitted_at":"1999-04-07T12:38:58Z","abstract_excerpt":"In this paper we do a detailed $\\chi^2$-analysis of the 848 days of Super-Kamiokande(SK) atmospheric neutrino data under the assumptions of $\\nu_\\mu - \\nu_\\tau$ oscillation and neutrino decay. For the latter we take the most general case of neutrinos with non-zero mixing and consider the possibilities of the unstable component in $\\nu_\\mu$ decaying to a state with which it mixes (scenario (a)) and to a sterile state with which it does not mix (scenario (b)). In the first case $\\Delta m^2$ (mass squared difference between the two mass states which mix) has to be $>$ 0.1 $eV^2$ from constraints "},"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/9904257","kind":"arxiv","version":3},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1999-04-07T12:38:58Z","cross_cats_sorted":[],"title_canon_sha256":"78c199ec60f18c4f01d54e26b7e1a4940ff6ed0d7226cb2de21b6359863d6641","abstract_canon_sha256":"a0923e0ce11afa7fd5825639810a24d6769bbdd401c9e115c5f174ad15b736ea"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:21:30.373964Z","signature_b64":"723JWKC9t71NUcgT9uiVcKM7CJetHKIlb/9O7sfiijHo3SgGdkL809BomV2rGHi2HwAKfqcqe1TU57EAmk/CAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0c2af5596cb7be04e242b3046717e2d88d29709560de8238ce552d7ee2919c49","last_reissued_at":"2026-05-18T04:21:30.373540Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:21:30.373540Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Is neutrino decay really ruled out as a solution to the atmospheric neutrino problem from Super-Kamiokande data?","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Sandhya Choubey, Srubabati Goswami","submitted_at":"1999-04-07T12:38:58Z","abstract_excerpt":"In this paper we do a detailed $\\chi^2$-analysis of the 848 days of Super-Kamiokande(SK) atmospheric neutrino data under the assumptions of $\\nu_\\mu - \\nu_\\tau$ oscillation and neutrino decay. For the latter we take the most general case of neutrinos with non-zero mixing and consider the possibilities of the unstable component in $\\nu_\\mu$ decaying to a state with which it mixes (scenario (a)) and to a sterile state with which it does not mix (scenario (b)). In the first case $\\Delta m^2$ (mass squared difference between the two mass states which mix) has to be $>$ 0.1 $eV^2$ from constraints "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9904257","kind":"arxiv","version":3},"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":"hep-ph/9904257","created_at":"2026-05-18T04:21:30.373607+00:00"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9904257v3","created_at":"2026-05-18T04:21:30.373607+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9904257","created_at":"2026-05-18T04:21:30.373607+00:00"},{"alias_kind":"pith_short_12","alias_value":"BQVPKWLMW67A","created_at":"2026-05-18T12:25:49.038998+00:00"},{"alias_kind":"pith_short_16","alias_value":"BQVPKWLMW67AJYSC","created_at":"2026-05-18T12:25:49.038998+00:00"},{"alias_kind":"pith_short_8","alias_value":"BQVPKWLM","created_at":"2026-05-18T12:25:49.038998+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/BQVPKWLMW67AJYSCWMCGOF7C3C","json":"https://pith.science/pith/BQVPKWLMW67AJYSCWMCGOF7C3C.json","graph_json":"https://pith.science/api/pith-number/BQVPKWLMW67AJYSCWMCGOF7C3C/graph.json","events_json":"https://pith.science/api/pith-number/BQVPKWLMW67AJYSCWMCGOF7C3C/events.json","paper":"https://pith.science/paper/BQVPKWLM"},"agent_actions":{"view_html":"https://pith.science/pith/BQVPKWLMW67AJYSCWMCGOF7C3C","download_json":"https://pith.science/pith/BQVPKWLMW67AJYSCWMCGOF7C3C.json","view_paper":"https://pith.science/paper/BQVPKWLM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=hep-ph/9904257&json=true","fetch_graph":"https://pith.science/api/pith-number/BQVPKWLMW67AJYSCWMCGOF7C3C/graph.json","fetch_events":"https://pith.science/api/pith-number/BQVPKWLMW67AJYSCWMCGOF7C3C/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/BQVPKWLMW67AJYSCWMCGOF7C3C/action/timestamp_anchor","attest_storage":"https://pith.science/pith/BQVPKWLMW67AJYSCWMCGOF7C3C/action/storage_attestation","attest_author":"https://pith.science/pith/BQVPKWLMW67AJYSCWMCGOF7C3C/action/author_attestation","sign_citation":"https://pith.science/pith/BQVPKWLMW67AJYSCWMCGOF7C3C/action/citation_signature","submit_replication":"https://pith.science/pith/BQVPKWLMW67AJYSCWMCGOF7C3C/action/replication_record"}},"created_at":"2026-05-18T04:21:30.373607+00:00","updated_at":"2026-05-18T04:21:30.373607+00:00"}