{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:Y2STLPH2JVMOLNPT2LR6ZTDGGQ","short_pith_number":"pith:Y2STLPH2","schema_version":"1.0","canonical_sha256":"c6a535bcfa4d58e5b5f3d2e3eccc663439c81322616983b9115c0fedf608e061","source":{"kind":"arxiv","id":"1606.08503","version":1},"attestation_state":"computed","paper":{"title":"Analysis of two-orbital correlations in wavefunctions restricted to electron-pair states","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.str-el","authors_text":"Katharina Boguslawski, \\\"Ors Legeza, Pawe{\\l} Tecmer","submitted_at":"2016-06-27T22:36:52Z","abstract_excerpt":"Wavefunctions constructed from electron-pair states can accurately model strong electron correlation effects and are promising approaches especially for larger many-body systems. In this article, we analyze the nature and the type of electron correlation effects that can be captured by wavefunctions restricted to electron-pair states. We focus on the Antisymmetric Product of 1-reference orbital Geminal (AP1roG) method combined with an orbital optimization protocol presented in [Phys. Rev. B, 89, 201106(R), 2014] whose performance is assessed against electronic structures obtained form DMRG ref"},"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":"1606.08503","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2016-06-27T22:36:52Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"e96e884ecb96412313e431f9227fed272fa35233ca0f7fe11428553aa68b42ee","abstract_canon_sha256":"9b01fd62b025488fd651030b454c7511f197d4c8e6cdb2a2083ad24141bc034a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:01:57.433184Z","signature_b64":"HJFKTMx2eocPcIzpQR1rHBSDbcUhK6pk9VsewxCmEC722RNB2cJtL92tPsZO4iT3z5ICgoJUpiWMPn99NbnABA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c6a535bcfa4d58e5b5f3d2e3eccc663439c81322616983b9115c0fedf608e061","last_reissued_at":"2026-05-18T01:01:57.432583Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:01:57.432583Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Analysis of two-orbital correlations in wavefunctions restricted to electron-pair states","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.str-el","authors_text":"Katharina Boguslawski, \\\"Ors Legeza, Pawe{\\l} Tecmer","submitted_at":"2016-06-27T22:36:52Z","abstract_excerpt":"Wavefunctions constructed from electron-pair states can accurately model strong electron correlation effects and are promising approaches especially for larger many-body systems. In this article, we analyze the nature and the type of electron correlation effects that can be captured by wavefunctions restricted to electron-pair states. We focus on the Antisymmetric Product of 1-reference orbital Geminal (AP1roG) method combined with an orbital optimization protocol presented in [Phys. Rev. B, 89, 201106(R), 2014] whose performance is assessed against electronic structures obtained form DMRG ref"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.08503","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":"1606.08503","created_at":"2026-05-18T01:01:57.432671+00:00"},{"alias_kind":"arxiv_version","alias_value":"1606.08503v1","created_at":"2026-05-18T01:01:57.432671+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.08503","created_at":"2026-05-18T01:01:57.432671+00:00"},{"alias_kind":"pith_short_12","alias_value":"Y2STLPH2JVMO","created_at":"2026-05-18T12:30:51.357362+00:00"},{"alias_kind":"pith_short_16","alias_value":"Y2STLPH2JVMOLNPT","created_at":"2026-05-18T12:30:51.357362+00:00"},{"alias_kind":"pith_short_8","alias_value":"Y2STLPH2","created_at":"2026-05-18T12:30:51.357362+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/Y2STLPH2JVMOLNPT2LR6ZTDGGQ","json":"https://pith.science/pith/Y2STLPH2JVMOLNPT2LR6ZTDGGQ.json","graph_json":"https://pith.science/api/pith-number/Y2STLPH2JVMOLNPT2LR6ZTDGGQ/graph.json","events_json":"https://pith.science/api/pith-number/Y2STLPH2JVMOLNPT2LR6ZTDGGQ/events.json","paper":"https://pith.science/paper/Y2STLPH2"},"agent_actions":{"view_html":"https://pith.science/pith/Y2STLPH2JVMOLNPT2LR6ZTDGGQ","download_json":"https://pith.science/pith/Y2STLPH2JVMOLNPT2LR6ZTDGGQ.json","view_paper":"https://pith.science/paper/Y2STLPH2","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1606.08503&json=true","fetch_graph":"https://pith.science/api/pith-number/Y2STLPH2JVMOLNPT2LR6ZTDGGQ/graph.json","fetch_events":"https://pith.science/api/pith-number/Y2STLPH2JVMOLNPT2LR6ZTDGGQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/Y2STLPH2JVMOLNPT2LR6ZTDGGQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/Y2STLPH2JVMOLNPT2LR6ZTDGGQ/action/storage_attestation","attest_author":"https://pith.science/pith/Y2STLPH2JVMOLNPT2LR6ZTDGGQ/action/author_attestation","sign_citation":"https://pith.science/pith/Y2STLPH2JVMOLNPT2LR6ZTDGGQ/action/citation_signature","submit_replication":"https://pith.science/pith/Y2STLPH2JVMOLNPT2LR6ZTDGGQ/action/replication_record"}},"created_at":"2026-05-18T01:01:57.432671+00:00","updated_at":"2026-05-18T01:01:57.432671+00:00"}