{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:SN2K7ZXB4FGNMF4Q6GO33OWNU2","short_pith_number":"pith:SN2K7ZXB","schema_version":"1.0","canonical_sha256":"9374afe6e1e14cd61790f19dbdbacda6baf3be6bff765fdde7d4f6b036ecc98f","source":{"kind":"arxiv","id":"1801.08673","version":1},"attestation_state":"computed","paper":{"title":"Beyond the neutron-drip line: two-neutron decay of unbound nuclei","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-ex"],"primary_cat":"nucl-th","authors_text":"H. Sagawa, K. Hagino","submitted_at":"2018-01-26T04:50:55Z","abstract_excerpt":"We discuss a decay of unbound nuclei beyond the neutron drip-line using a three-body model with a core nucleus and two valence neutrons. We particularly discuss the role of dineutron correlation between the valence neutrons in the two-neutron emission from the ground state of $^{26}$O and $^{10}$He nuclei. Our calculations clearly indicate that the emission of the two neutrons in the back-to-back direction is enhanced due to the dineutron correlation."},"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":"1801.08673","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2018-01-26T04:50:55Z","cross_cats_sorted":["nucl-ex"],"title_canon_sha256":"ae406285f43e81260f1fc251c0304c62db12758e04e8a5965e2e6e2c27ac29c3","abstract_canon_sha256":"3ad45c01e4f81485ca7cff4167dbf06b88664fd248580f3d9a87bce00e2f901e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:55:21.312584Z","signature_b64":"k5fzUy+eAYrZ96GKijV+PVIZGWyj7GqpVIZ3Fg/nLxA4dDVp6AocsDTOgh433Ptm5AIzJSjEuO7lLxrgfX1wCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9374afe6e1e14cd61790f19dbdbacda6baf3be6bff765fdde7d4f6b036ecc98f","last_reissued_at":"2026-05-17T23:55:21.312176Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:55:21.312176Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Beyond the neutron-drip line: two-neutron decay of unbound nuclei","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-ex"],"primary_cat":"nucl-th","authors_text":"H. Sagawa, K. Hagino","submitted_at":"2018-01-26T04:50:55Z","abstract_excerpt":"We discuss a decay of unbound nuclei beyond the neutron drip-line using a three-body model with a core nucleus and two valence neutrons. We particularly discuss the role of dineutron correlation between the valence neutrons in the two-neutron emission from the ground state of $^{26}$O and $^{10}$He nuclei. Our calculations clearly indicate that the emission of the two neutrons in the back-to-back direction is enhanced due to the dineutron correlation."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.08673","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":"1801.08673","created_at":"2026-05-17T23:55:21.312246+00:00"},{"alias_kind":"arxiv_version","alias_value":"1801.08673v1","created_at":"2026-05-17T23:55:21.312246+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.08673","created_at":"2026-05-17T23:55:21.312246+00:00"},{"alias_kind":"pith_short_12","alias_value":"SN2K7ZXB4FGN","created_at":"2026-05-18T12:32:53.628368+00:00"},{"alias_kind":"pith_short_16","alias_value":"SN2K7ZXB4FGNMF4Q","created_at":"2026-05-18T12:32:53.628368+00:00"},{"alias_kind":"pith_short_8","alias_value":"SN2K7ZXB","created_at":"2026-05-18T12:32:53.628368+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/SN2K7ZXB4FGNMF4Q6GO33OWNU2","json":"https://pith.science/pith/SN2K7ZXB4FGNMF4Q6GO33OWNU2.json","graph_json":"https://pith.science/api/pith-number/SN2K7ZXB4FGNMF4Q6GO33OWNU2/graph.json","events_json":"https://pith.science/api/pith-number/SN2K7ZXB4FGNMF4Q6GO33OWNU2/events.json","paper":"https://pith.science/paper/SN2K7ZXB"},"agent_actions":{"view_html":"https://pith.science/pith/SN2K7ZXB4FGNMF4Q6GO33OWNU2","download_json":"https://pith.science/pith/SN2K7ZXB4FGNMF4Q6GO33OWNU2.json","view_paper":"https://pith.science/paper/SN2K7ZXB","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1801.08673&json=true","fetch_graph":"https://pith.science/api/pith-number/SN2K7ZXB4FGNMF4Q6GO33OWNU2/graph.json","fetch_events":"https://pith.science/api/pith-number/SN2K7ZXB4FGNMF4Q6GO33OWNU2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/SN2K7ZXB4FGNMF4Q6GO33OWNU2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/SN2K7ZXB4FGNMF4Q6GO33OWNU2/action/storage_attestation","attest_author":"https://pith.science/pith/SN2K7ZXB4FGNMF4Q6GO33OWNU2/action/author_attestation","sign_citation":"https://pith.science/pith/SN2K7ZXB4FGNMF4Q6GO33OWNU2/action/citation_signature","submit_replication":"https://pith.science/pith/SN2K7ZXB4FGNMF4Q6GO33OWNU2/action/replication_record"}},"created_at":"2026-05-17T23:55:21.312246+00:00","updated_at":"2026-05-17T23:55:21.312246+00:00"}