{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:XKTXNTBBDOEUWMOWVHUFCYRLRK","short_pith_number":"pith:XKTXNTBB","schema_version":"1.0","canonical_sha256":"baa776cc211b894b31d6a9e851622b8a9a9eb530e36705be5aef177e7778bcd4","source":{"kind":"arxiv","id":"1301.4283","version":2},"attestation_state":"computed","paper":{"title":"The 18Ne(a,p)21Na breakout reaction in x-ray bursts: experimental determination of spin-parities for alpha resonances in 22Mg via resonant elastic scattering of 21Na+p","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-ex"],"primary_cat":"astro-ph.SR","authors_text":"A. Parikh, B. Guo, B.H. Sun, D. Kahl, H.W. Wang, H. Yamaguchi, J. Hu, J.J. He, L.Y. Zhang, N. Iwasa, P. Ma, R.F. Chen, S. Hayakawa, S. Kubono, S.W. Xu, S.Z. Chen, T. Hashimoto, T. Komatsubara, T. Teranishi, T. Yamada, W.D. Tian, Y. Togano, Y. Wakabayashi","submitted_at":"2013-01-18T01:21:43Z","abstract_excerpt":"The $^{18}$Ne($\\alpha$,$p$)$^{21}$Na reaction provides a pathway for breakout from the hot CNO cycles to the $rp$-process in type I x-ray bursts. To better determine this astrophysical reaction rate, the resonance parameters of the compound nucleus $^{22}$Mg have been investigated by measuring the resonant elastic scattering of $^{21}$Na+$p$. An 89 MeV $^{21}$Na radioactive ion beam was produced at the CNS Radioactive Ion Beam Separator and bombarded an 8.8 mg/cm$^2$ thick polyethylene target. The recoiled protons were measured at scattering angles of $\\theta_{c.m.}$$\\approx 175 {^\\circ}$ and "},"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":"1301.4283","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-01-18T01:21:43Z","cross_cats_sorted":["nucl-ex"],"title_canon_sha256":"9cdb0f55a6bf019ab4ae26cf763c3389b253e00f2c79aee06675c3d87da6de48","abstract_canon_sha256":"8b8b9d43bc40057e36b0609f45433c6b87f768495d78ae52082fd57cc887f000"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:52:05.985866Z","signature_b64":"IVmsgILRZYKPfKTjmrxmvs1f108LkUtFLPAsz0h4N04jNFT6HfFzRVa9rkOlH9MpCJ67ykjhsD6/c3w3XToiAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"baa776cc211b894b31d6a9e851622b8a9a9eb530e36705be5aef177e7778bcd4","last_reissued_at":"2026-05-18T01:52:05.985409Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:52:05.985409Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The 18Ne(a,p)21Na breakout reaction in x-ray bursts: experimental determination of spin-parities for alpha resonances in 22Mg via resonant elastic scattering of 21Na+p","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-ex"],"primary_cat":"astro-ph.SR","authors_text":"A. Parikh, B. Guo, B.H. Sun, D. Kahl, H.W. Wang, H. Yamaguchi, J. Hu, J.J. He, L.Y. Zhang, N. Iwasa, P. Ma, R.F. Chen, S. Hayakawa, S. Kubono, S.W. Xu, S.Z. Chen, T. Hashimoto, T. Komatsubara, T. Teranishi, T. Yamada, W.D. Tian, Y. Togano, Y. Wakabayashi","submitted_at":"2013-01-18T01:21:43Z","abstract_excerpt":"The $^{18}$Ne($\\alpha$,$p$)$^{21}$Na reaction provides a pathway for breakout from the hot CNO cycles to the $rp$-process in type I x-ray bursts. To better determine this astrophysical reaction rate, the resonance parameters of the compound nucleus $^{22}$Mg have been investigated by measuring the resonant elastic scattering of $^{21}$Na+$p$. An 89 MeV $^{21}$Na radioactive ion beam was produced at the CNS Radioactive Ion Beam Separator and bombarded an 8.8 mg/cm$^2$ thick polyethylene target. The recoiled protons were measured at scattering angles of $\\theta_{c.m.}$$\\approx 175 {^\\circ}$ and "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1301.4283","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":""},"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":"1301.4283","created_at":"2026-05-18T01:52:05.985497+00:00"},{"alias_kind":"arxiv_version","alias_value":"1301.4283v2","created_at":"2026-05-18T01:52:05.985497+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1301.4283","created_at":"2026-05-18T01:52:05.985497+00:00"},{"alias_kind":"pith_short_12","alias_value":"XKTXNTBBDOEU","created_at":"2026-05-18T12:28:06.772260+00:00"},{"alias_kind":"pith_short_16","alias_value":"XKTXNTBBDOEUWMOW","created_at":"2026-05-18T12:28:06.772260+00:00"},{"alias_kind":"pith_short_8","alias_value":"XKTXNTBB","created_at":"2026-05-18T12:28:06.772260+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/XKTXNTBBDOEUWMOWVHUFCYRLRK","json":"https://pith.science/pith/XKTXNTBBDOEUWMOWVHUFCYRLRK.json","graph_json":"https://pith.science/api/pith-number/XKTXNTBBDOEUWMOWVHUFCYRLRK/graph.json","events_json":"https://pith.science/api/pith-number/XKTXNTBBDOEUWMOWVHUFCYRLRK/events.json","paper":"https://pith.science/paper/XKTXNTBB"},"agent_actions":{"view_html":"https://pith.science/pith/XKTXNTBBDOEUWMOWVHUFCYRLRK","download_json":"https://pith.science/pith/XKTXNTBBDOEUWMOWVHUFCYRLRK.json","view_paper":"https://pith.science/paper/XKTXNTBB","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1301.4283&json=true","fetch_graph":"https://pith.science/api/pith-number/XKTXNTBBDOEUWMOWVHUFCYRLRK/graph.json","fetch_events":"https://pith.science/api/pith-number/XKTXNTBBDOEUWMOWVHUFCYRLRK/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XKTXNTBBDOEUWMOWVHUFCYRLRK/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XKTXNTBBDOEUWMOWVHUFCYRLRK/action/storage_attestation","attest_author":"https://pith.science/pith/XKTXNTBBDOEUWMOWVHUFCYRLRK/action/author_attestation","sign_citation":"https://pith.science/pith/XKTXNTBBDOEUWMOWVHUFCYRLRK/action/citation_signature","submit_replication":"https://pith.science/pith/XKTXNTBBDOEUWMOWVHUFCYRLRK/action/replication_record"}},"created_at":"2026-05-18T01:52:05.985497+00:00","updated_at":"2026-05-18T01:52:05.985497+00:00"}