{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:V2ZXLPSFO3UPQ33T2ZUYR7S62J","short_pith_number":"pith:V2ZXLPSF","schema_version":"1.0","canonical_sha256":"aeb375be4576e8f86f73d66988fe5ed265e7df85149a9a8c508c43cfc9ae8877","source":{"kind":"arxiv","id":"1401.6650","version":1},"attestation_state":"computed","paper":{"title":"Self Interaction Corrected Density Functional Theory with Unitary Invariance: Applications to Molecules","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.chem-ph"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Adrienn Ruzsinszky, John P. Perdew, Mark R Pederson","submitted_at":"2014-01-26T13:58:27Z","abstract_excerpt":"Standard spin-density functionals for the exchange-correlation energy of a many-electron ground state make serious self-interaction errors which can be corrected by the Perdew-Zunger self-interaction correction (SIC). We propose a size-extensive construction of SIC orbitals which, unlike earlier constructions, makes SIC computationally efficient, and a true spin-density functional. The SIC orbitals are constructed from a unitary transformation that is explicitly dependent on the non-interacting one-particle density matrix. When this SIC is applied to the local spin-density approximation, impro"},"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":"1401.6650","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2014-01-26T13:58:27Z","cross_cats_sorted":["physics.chem-ph"],"title_canon_sha256":"cc43c00e30075ceea63ed340ed760ebde73239783485794a64a259cbfe8c1485","abstract_canon_sha256":"6e9ad552ca5054870e6b7767d6a73f60632d039daf785f301c5b09587c12e443"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:01:01.083758Z","signature_b64":"qX/14DRQ5ZzMuATCWvzDp1Ivv1Hep9Pj0jNQNwqox+rzZgOtVpCQsCcLRUe5KY+87bzxV0bNe0KaCl6ob6QXCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"aeb375be4576e8f86f73d66988fe5ed265e7df85149a9a8c508c43cfc9ae8877","last_reissued_at":"2026-05-18T03:01:01.083078Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:01:01.083078Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Self Interaction Corrected Density Functional Theory with Unitary Invariance: Applications to Molecules","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.chem-ph"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Adrienn Ruzsinszky, John P. Perdew, Mark R Pederson","submitted_at":"2014-01-26T13:58:27Z","abstract_excerpt":"Standard spin-density functionals for the exchange-correlation energy of a many-electron ground state make serious self-interaction errors which can be corrected by the Perdew-Zunger self-interaction correction (SIC). We propose a size-extensive construction of SIC orbitals which, unlike earlier constructions, makes SIC computationally efficient, and a true spin-density functional. The SIC orbitals are constructed from a unitary transformation that is explicitly dependent on the non-interacting one-particle density matrix. When this SIC is applied to the local spin-density approximation, impro"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1401.6650","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":"1401.6650","created_at":"2026-05-18T03:01:01.083166+00:00"},{"alias_kind":"arxiv_version","alias_value":"1401.6650v1","created_at":"2026-05-18T03:01:01.083166+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1401.6650","created_at":"2026-05-18T03:01:01.083166+00:00"},{"alias_kind":"pith_short_12","alias_value":"V2ZXLPSFO3UP","created_at":"2026-05-18T12:28:52.271510+00:00"},{"alias_kind":"pith_short_16","alias_value":"V2ZXLPSFO3UPQ33T","created_at":"2026-05-18T12:28:52.271510+00:00"},{"alias_kind":"pith_short_8","alias_value":"V2ZXLPSF","created_at":"2026-05-18T12:28:52.271510+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/V2ZXLPSFO3UPQ33T2ZUYR7S62J","json":"https://pith.science/pith/V2ZXLPSFO3UPQ33T2ZUYR7S62J.json","graph_json":"https://pith.science/api/pith-number/V2ZXLPSFO3UPQ33T2ZUYR7S62J/graph.json","events_json":"https://pith.science/api/pith-number/V2ZXLPSFO3UPQ33T2ZUYR7S62J/events.json","paper":"https://pith.science/paper/V2ZXLPSF"},"agent_actions":{"view_html":"https://pith.science/pith/V2ZXLPSFO3UPQ33T2ZUYR7S62J","download_json":"https://pith.science/pith/V2ZXLPSFO3UPQ33T2ZUYR7S62J.json","view_paper":"https://pith.science/paper/V2ZXLPSF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1401.6650&json=true","fetch_graph":"https://pith.science/api/pith-number/V2ZXLPSFO3UPQ33T2ZUYR7S62J/graph.json","fetch_events":"https://pith.science/api/pith-number/V2ZXLPSFO3UPQ33T2ZUYR7S62J/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/V2ZXLPSFO3UPQ33T2ZUYR7S62J/action/timestamp_anchor","attest_storage":"https://pith.science/pith/V2ZXLPSFO3UPQ33T2ZUYR7S62J/action/storage_attestation","attest_author":"https://pith.science/pith/V2ZXLPSFO3UPQ33T2ZUYR7S62J/action/author_attestation","sign_citation":"https://pith.science/pith/V2ZXLPSFO3UPQ33T2ZUYR7S62J/action/citation_signature","submit_replication":"https://pith.science/pith/V2ZXLPSFO3UPQ33T2ZUYR7S62J/action/replication_record"}},"created_at":"2026-05-18T03:01:01.083166+00:00","updated_at":"2026-05-18T03:01:01.083166+00:00"}