{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:VDP6O2YFPU6IMV6TMQG5REF4KO","short_pith_number":"pith:VDP6O2YF","schema_version":"1.0","canonical_sha256":"a8dfe76b057d3c8657d3640dd890bc53881dec071420669bbb23ce160fc56895","source":{"kind":"arxiv","id":"1206.2182","version":2},"attestation_state":"computed","paper":{"title":"An ab initio theory of double odd-even mass differences in nuclei","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"E. E. Saperstein, M. Baldo, N. V. Gnezdilov, S. S. Pankratov, U. Lombardo","submitted_at":"2012-06-11T12:49:04Z","abstract_excerpt":"Two aspects of the problem of evaluating double odd-even mass differences D_2 in semi-magic nuclei are studied related to existence of two components with different properties, a superfluid nuclear subsystem and a non-superfluid one. For the superfluid subsystem, the difference D_2 is approximately equal to 2\\Delta, the gap \\Delta being the solution of the gap equation. For the non-superfluid subsystem, D_2 is found by solving the equation for two-particle Green function for normal systems. Both equations under consideration contain the same effective pairing interaction. For the latter, the s"},"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":"1206.2182","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2012-06-11T12:49:04Z","cross_cats_sorted":[],"title_canon_sha256":"a2a85b05f6e1079eddec632968c99bcd8431d9104dde6c8a05dfab9b21fb8675","abstract_canon_sha256":"5afda8e36c21cf8398924e55ddb12c2d9cd5b2cc4a6c2f1f858ab89430c0b360"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:56:59.995579Z","signature_b64":"7TIs26+4vo1F2LbOCIfN7dipT3HWUMOmo2U/+aKumVgCPElRyhSiJH9m60OYd4wuDRN9yImBx5zb81M7VPuIBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a8dfe76b057d3c8657d3640dd890bc53881dec071420669bbb23ce160fc56895","last_reissued_at":"2026-05-18T01:56:59.995064Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:56:59.995064Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"An ab initio theory of double odd-even mass differences in nuclei","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"E. E. Saperstein, M. Baldo, N. V. Gnezdilov, S. S. Pankratov, U. Lombardo","submitted_at":"2012-06-11T12:49:04Z","abstract_excerpt":"Two aspects of the problem of evaluating double odd-even mass differences D_2 in semi-magic nuclei are studied related to existence of two components with different properties, a superfluid nuclear subsystem and a non-superfluid one. For the superfluid subsystem, the difference D_2 is approximately equal to 2\\Delta, the gap \\Delta being the solution of the gap equation. For the non-superfluid subsystem, D_2 is found by solving the equation for two-particle Green function for normal systems. Both equations under consideration contain the same effective pairing interaction. For the latter, the s"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1206.2182","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":"1206.2182","created_at":"2026-05-18T01:56:59.995145+00:00"},{"alias_kind":"arxiv_version","alias_value":"1206.2182v2","created_at":"2026-05-18T01:56:59.995145+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1206.2182","created_at":"2026-05-18T01:56:59.995145+00:00"},{"alias_kind":"pith_short_12","alias_value":"VDP6O2YFPU6I","created_at":"2026-05-18T12:27:25.539911+00:00"},{"alias_kind":"pith_short_16","alias_value":"VDP6O2YFPU6IMV6T","created_at":"2026-05-18T12:27:25.539911+00:00"},{"alias_kind":"pith_short_8","alias_value":"VDP6O2YF","created_at":"2026-05-18T12:27:25.539911+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/VDP6O2YFPU6IMV6TMQG5REF4KO","json":"https://pith.science/pith/VDP6O2YFPU6IMV6TMQG5REF4KO.json","graph_json":"https://pith.science/api/pith-number/VDP6O2YFPU6IMV6TMQG5REF4KO/graph.json","events_json":"https://pith.science/api/pith-number/VDP6O2YFPU6IMV6TMQG5REF4KO/events.json","paper":"https://pith.science/paper/VDP6O2YF"},"agent_actions":{"view_html":"https://pith.science/pith/VDP6O2YFPU6IMV6TMQG5REF4KO","download_json":"https://pith.science/pith/VDP6O2YFPU6IMV6TMQG5REF4KO.json","view_paper":"https://pith.science/paper/VDP6O2YF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1206.2182&json=true","fetch_graph":"https://pith.science/api/pith-number/VDP6O2YFPU6IMV6TMQG5REF4KO/graph.json","fetch_events":"https://pith.science/api/pith-number/VDP6O2YFPU6IMV6TMQG5REF4KO/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/VDP6O2YFPU6IMV6TMQG5REF4KO/action/timestamp_anchor","attest_storage":"https://pith.science/pith/VDP6O2YFPU6IMV6TMQG5REF4KO/action/storage_attestation","attest_author":"https://pith.science/pith/VDP6O2YFPU6IMV6TMQG5REF4KO/action/author_attestation","sign_citation":"https://pith.science/pith/VDP6O2YFPU6IMV6TMQG5REF4KO/action/citation_signature","submit_replication":"https://pith.science/pith/VDP6O2YFPU6IMV6TMQG5REF4KO/action/replication_record"}},"created_at":"2026-05-18T01:56:59.995145+00:00","updated_at":"2026-05-18T01:56:59.995145+00:00"}