{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:NPFORCXPO7STYOYWOPPG2TLM2O","short_pith_number":"pith:NPFORCXP","schema_version":"1.0","canonical_sha256":"6bcae88aef77e53c3b1673de6d4d6cd39dd94f7fd5db64d1db14dcfa66f2ab52","source":{"kind":"arxiv","id":"1710.10412","version":1},"attestation_state":"computed","paper":{"title":"Two-Proton Radioactivity with 2p halo in light mass nuclei A$=$18$-$34","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-ex"],"primary_cat":"nucl-th","authors_text":"G. Saxena, Mamta Aggarwal, M. Kaushik, M. Kumawat, S. K. Jain","submitted_at":"2017-10-28T07:41:48Z","abstract_excerpt":"Two-proton radioactivity with 2p halo is reported theoretically in light mass nuclei A $=$ 18-34. We predict $^{19}$Mg, $^{22}$Si, $^{26}$S, $^{30}$Ar and $^{34}$Ca as promising candidates of ground state 2p-radioactivity with S$_{2p}$ $<$ 0 and S$_{p}$ $>$ 0. Observation of extended tail of spatial charge density distribution, larger charge radius and study of proton single particle states, Fermi energy and the wave functions indicate 2p halo like structure which supports direct 2p emission. The Coulomb and centrifugal barriers in experimentally identified 2p unbound $^{22}$Si show a quasi-bo"},"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":"1710.10412","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2017-10-28T07:41:48Z","cross_cats_sorted":["nucl-ex"],"title_canon_sha256":"f0fa9e5b504c31151a0c2704e955211f53ae5aba3b32503d5a430f291c46a9b8","abstract_canon_sha256":"c27dc86ee2f0ef06e7c719e8d3540302f51729d4bd2e801b949abaf03ccee747"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:31:49.603901Z","signature_b64":"TF3SVTkimyQ7S/vOOPpXiJFNsTbF8EHYjzvrd81lKak0k5miGQw4uXEJQ9D8fN58+5iMagEfmvY7b4XpL2MKAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6bcae88aef77e53c3b1673de6d4d6cd39dd94f7fd5db64d1db14dcfa66f2ab52","last_reissued_at":"2026-05-18T00:31:49.603096Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:31:49.603096Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Two-Proton Radioactivity with 2p halo in light mass nuclei A$=$18$-$34","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-ex"],"primary_cat":"nucl-th","authors_text":"G. Saxena, Mamta Aggarwal, M. Kaushik, M. Kumawat, S. K. Jain","submitted_at":"2017-10-28T07:41:48Z","abstract_excerpt":"Two-proton radioactivity with 2p halo is reported theoretically in light mass nuclei A $=$ 18-34. We predict $^{19}$Mg, $^{22}$Si, $^{26}$S, $^{30}$Ar and $^{34}$Ca as promising candidates of ground state 2p-radioactivity with S$_{2p}$ $<$ 0 and S$_{p}$ $>$ 0. Observation of extended tail of spatial charge density distribution, larger charge radius and study of proton single particle states, Fermi energy and the wave functions indicate 2p halo like structure which supports direct 2p emission. The Coulomb and centrifugal barriers in experimentally identified 2p unbound $^{22}$Si show a quasi-bo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.10412","kind":"arxiv","version":1},"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":"1710.10412","created_at":"2026-05-18T00:31:49.603233+00:00"},{"alias_kind":"arxiv_version","alias_value":"1710.10412v1","created_at":"2026-05-18T00:31:49.603233+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.10412","created_at":"2026-05-18T00:31:49.603233+00:00"},{"alias_kind":"pith_short_12","alias_value":"NPFORCXPO7ST","created_at":"2026-05-18T12:31:34.259226+00:00"},{"alias_kind":"pith_short_16","alias_value":"NPFORCXPO7STYOYW","created_at":"2026-05-18T12:31:34.259226+00:00"},{"alias_kind":"pith_short_8","alias_value":"NPFORCXP","created_at":"2026-05-18T12:31:34.259226+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/NPFORCXPO7STYOYWOPPG2TLM2O","json":"https://pith.science/pith/NPFORCXPO7STYOYWOPPG2TLM2O.json","graph_json":"https://pith.science/api/pith-number/NPFORCXPO7STYOYWOPPG2TLM2O/graph.json","events_json":"https://pith.science/api/pith-number/NPFORCXPO7STYOYWOPPG2TLM2O/events.json","paper":"https://pith.science/paper/NPFORCXP"},"agent_actions":{"view_html":"https://pith.science/pith/NPFORCXPO7STYOYWOPPG2TLM2O","download_json":"https://pith.science/pith/NPFORCXPO7STYOYWOPPG2TLM2O.json","view_paper":"https://pith.science/paper/NPFORCXP","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1710.10412&json=true","fetch_graph":"https://pith.science/api/pith-number/NPFORCXPO7STYOYWOPPG2TLM2O/graph.json","fetch_events":"https://pith.science/api/pith-number/NPFORCXPO7STYOYWOPPG2TLM2O/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NPFORCXPO7STYOYWOPPG2TLM2O/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NPFORCXPO7STYOYWOPPG2TLM2O/action/storage_attestation","attest_author":"https://pith.science/pith/NPFORCXPO7STYOYWOPPG2TLM2O/action/author_attestation","sign_citation":"https://pith.science/pith/NPFORCXPO7STYOYWOPPG2TLM2O/action/citation_signature","submit_replication":"https://pith.science/pith/NPFORCXPO7STYOYWOPPG2TLM2O/action/replication_record"}},"created_at":"2026-05-18T00:31:49.603233+00:00","updated_at":"2026-05-18T00:31:49.603233+00:00"}