{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:HZOL3R6F3G5HGHVGVS2YB44HQ5","short_pith_number":"pith:HZOL3R6F","schema_version":"1.0","canonical_sha256":"3e5cbdc7c5d9ba731ea6acb580f387875315189ae1a4cf3ebeee142d8df809e7","source":{"kind":"arxiv","id":"2602.15119","version":2},"attestation_state":"computed","paper":{"title":"Detection horizon for the neutrino burst from the stellar helium flash","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.HE","hep-ex","hep-ph"],"primary_cat":"astro-ph.SR","authors_text":"Georg Raffelt, Irene Tamborra, Pablo Mart\\'inez-Mirav\\'e","submitted_at":"2026-02-16T19:00:21Z","abstract_excerpt":"Low-mass stars ($M\\lesssim 2\\,M_\\odot$) ignite helium under degenerate conditions, eventually causing a nuclear run-away -- the helium flash. The alpha-capture process on $^{14}$N produces a large amount of $^{18}$F, whose subsequent decay spawns an intense $\\nu_e$ burst (with average energy of $0.38$ MeV) lasting about a day. We show that, in addition, a strong $1.7$ MeV neutrino line is generated by electron capture on $^{18}$F. Detection is hindered by large backgrounds in state-of-the-art neutrino observatories, such as JUNO. In next-generation facilities, such as the Jinping neutrino expe"},"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":"2602.15119","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2026-02-16T19:00:21Z","cross_cats_sorted":["astro-ph.HE","hep-ex","hep-ph"],"title_canon_sha256":"acfd174ac7436f7e65ff2d35c2847f5bac4da419009571cfe54287aa809747ab","abstract_canon_sha256":"1dfadbb724209d0d7817bd77afa7f626f7597bf9bcb6c4572c940bf78e0a8a3e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-20T01:05:09.308863Z","signature_b64":"0SEIT1aW/T1411f9GKrNzyA3SBCzMU9iThYjkh6aUCDdBB92Q6bH28gk79VeG/7hJ8eI2OKAu0bh+uYbm9l2DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3e5cbdc7c5d9ba731ea6acb580f387875315189ae1a4cf3ebeee142d8df809e7","last_reissued_at":"2026-05-20T01:05:09.307723Z","signature_status":"signed_v1","first_computed_at":"2026-05-20T01:05:09.307723Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Detection horizon for the neutrino burst from the stellar helium flash","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.HE","hep-ex","hep-ph"],"primary_cat":"astro-ph.SR","authors_text":"Georg Raffelt, Irene Tamborra, Pablo Mart\\'inez-Mirav\\'e","submitted_at":"2026-02-16T19:00:21Z","abstract_excerpt":"Low-mass stars ($M\\lesssim 2\\,M_\\odot$) ignite helium under degenerate conditions, eventually causing a nuclear run-away -- the helium flash. The alpha-capture process on $^{14}$N produces a large amount of $^{18}$F, whose subsequent decay spawns an intense $\\nu_e$ burst (with average energy of $0.38$ MeV) lasting about a day. We show that, in addition, a strong $1.7$ MeV neutrino line is generated by electron capture on $^{18}$F. Detection is hindered by large backgrounds in state-of-the-art neutrino observatories, such as JUNO. In next-generation facilities, such as the Jinping neutrino expe"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2602.15119","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/2602.15119/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":"2602.15119","created_at":"2026-05-20T01:05:09.307865+00:00"},{"alias_kind":"arxiv_version","alias_value":"2602.15119v2","created_at":"2026-05-20T01:05:09.307865+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2602.15119","created_at":"2026-05-20T01:05:09.307865+00:00"},{"alias_kind":"pith_short_12","alias_value":"HZOL3R6F3G5H","created_at":"2026-05-20T01:05:09.307865+00:00"},{"alias_kind":"pith_short_16","alias_value":"HZOL3R6F3G5HGHVG","created_at":"2026-05-20T01:05:09.307865+00:00"},{"alias_kind":"pith_short_8","alias_value":"HZOL3R6F","created_at":"2026-05-20T01:05:09.307865+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/HZOL3R6F3G5HGHVGVS2YB44HQ5","json":"https://pith.science/pith/HZOL3R6F3G5HGHVGVS2YB44HQ5.json","graph_json":"https://pith.science/api/pith-number/HZOL3R6F3G5HGHVGVS2YB44HQ5/graph.json","events_json":"https://pith.science/api/pith-number/HZOL3R6F3G5HGHVGVS2YB44HQ5/events.json","paper":"https://pith.science/paper/HZOL3R6F"},"agent_actions":{"view_html":"https://pith.science/pith/HZOL3R6F3G5HGHVGVS2YB44HQ5","download_json":"https://pith.science/pith/HZOL3R6F3G5HGHVGVS2YB44HQ5.json","view_paper":"https://pith.science/paper/HZOL3R6F","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2602.15119&json=true","fetch_graph":"https://pith.science/api/pith-number/HZOL3R6F3G5HGHVGVS2YB44HQ5/graph.json","fetch_events":"https://pith.science/api/pith-number/HZOL3R6F3G5HGHVGVS2YB44HQ5/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/HZOL3R6F3G5HGHVGVS2YB44HQ5/action/timestamp_anchor","attest_storage":"https://pith.science/pith/HZOL3R6F3G5HGHVGVS2YB44HQ5/action/storage_attestation","attest_author":"https://pith.science/pith/HZOL3R6F3G5HGHVGVS2YB44HQ5/action/author_attestation","sign_citation":"https://pith.science/pith/HZOL3R6F3G5HGHVGVS2YB44HQ5/action/citation_signature","submit_replication":"https://pith.science/pith/HZOL3R6F3G5HGHVGVS2YB44HQ5/action/replication_record"}},"created_at":"2026-05-20T01:05:09.307865+00:00","updated_at":"2026-05-20T01:05:09.307865+00:00"}