{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2004:4W5YE3EHXTBQ5CJCVSRX3MGF6P","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"82c20ce1cd862d9e571ccb7144d11fde16bd62b9d859f388d86e27d3717a7de7","cross_cats_sorted":[],"license":"","primary_cat":"nucl-th","submitted_at":"2004-04-10T07:12:06Z","title_canon_sha256":"26dc4aaf1ba34650021ea568098cbf27e858d05ab297f89b00cf760789312581"},"schema_version":"1.0","source":{"id":"nucl-th/0404030","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"nucl-th/0404030","created_at":"2026-05-18T01:38:13Z"},{"alias_kind":"arxiv_version","alias_value":"nucl-th/0404030v1","created_at":"2026-05-18T01:38:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.nucl-th/0404030","created_at":"2026-05-18T01:38:13Z"},{"alias_kind":"pith_short_12","alias_value":"4W5YE3EHXTBQ","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"4W5YE3EHXTBQ5CJC","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"4W5YE3EH","created_at":"2026-05-18T12:25:52Z"}],"graph_snapshots":[{"event_id":"sha256:af2cbcc2697b90160776189709fd05912b884d8b6c7a8f689f77e4f8a962e8dd","target":"graph","created_at":"2026-05-18T01:38:13Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"Important features of low-frequency collective vibrational excitations in neutron drip line nuclei are studied. We emphasize that pairing anti-halo effect in the Hartree-Fock-Bogoliubov (HFB) theory play crucial roles to realize collective motions in loosely bound nuclei. We study the spatial properties of one particle - one hole (1p-1h) states with/without selfconsistent pairing correlations by solving simplified HF(B) equations in coordinate space. Next, by performing Skyrme-HFB plus selfconsistent quasiparticle random phase approximation (QRPA) we investigate the first 2+ states in neutron ","authors_text":"Masayuki Yamagami","cross_cats":[],"headline":"","license":"","primary_cat":"nucl-th","submitted_at":"2004-04-10T07:12:06Z","title":"Collective excitations induced by pairing anti-halo effect"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"nucl-th/0404030","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:745eff3f8b2f1d3464f5af5416b2c9458c22c9dc673b6aa1e05399e4cc3cc5ba","target":"record","created_at":"2026-05-18T01:38:13Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"82c20ce1cd862d9e571ccb7144d11fde16bd62b9d859f388d86e27d3717a7de7","cross_cats_sorted":[],"license":"","primary_cat":"nucl-th","submitted_at":"2004-04-10T07:12:06Z","title_canon_sha256":"26dc4aaf1ba34650021ea568098cbf27e858d05ab297f89b00cf760789312581"},"schema_version":"1.0","source":{"id":"nucl-th/0404030","kind":"arxiv","version":1}},"canonical_sha256":"e5bb826c87bcc30e8922aca37db0c5f3db4d65660cda8ccac2b07becafaa8894","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e5bb826c87bcc30e8922aca37db0c5f3db4d65660cda8ccac2b07becafaa8894","first_computed_at":"2026-05-18T01:38:13.584861Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:38:13.584861Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"r3Hi/j3GcPGjAKFojE85lQvJzBfBvCWZnWJ+5MKTLeHhoIHugapjYKRYff4O8Z+abz99FlEEyJqHY3MnA0x4Bw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:38:13.585515Z","signed_message":"canonical_sha256_bytes"},"source_id":"nucl-th/0404030","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:745eff3f8b2f1d3464f5af5416b2c9458c22c9dc673b6aa1e05399e4cc3cc5ba","sha256:af2cbcc2697b90160776189709fd05912b884d8b6c7a8f689f77e4f8a962e8dd"],"state_sha256":"2cb0ed737a6e4e83a54c16a47f8932e10f14a0b08d12cac78fc2e7d458ae8211"}