{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2002:XDQMXQWITD2PLXT2U45ZYXQXQT","short_pith_number":"pith:XDQMXQWI","schema_version":"1.0","canonical_sha256":"b8e0cbc2c898f4f5de7aa73b9c5e1784d46ebaa05e322ef6dd29f03860396947","source":{"kind":"arxiv","id":"cond-mat/0205603","version":2},"attestation_state":"computed","paper":{"title":"Current-Density Functional Theory of the Response of Solids","license":"","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Ivo Souza, Kieron Burke, Neepa T. Maitra","submitted_at":"2002-05-28T20:23:43Z","abstract_excerpt":"The response of an extended periodic system to a homogeneous field (of wave-vector $q=0$) cannot be obtained from a $q=0$ time-dependent density functional theory (TDDFT) calculation, because the\n Runge-Gross theorem does not apply. Time-dependent {\\em current}-density functional theory is needed and demonstrates that one key ingredient missing from TDDFT is the macroscopic current. In the low-frequency limit, in certain cases, density polarization functional theory is recovered and a formally exact expression for the polarization functional is given."},"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":"cond-mat/0205603","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2002-05-28T20:23:43Z","cross_cats_sorted":[],"title_canon_sha256":"d3208443d8ce1bb8e04960c279598bea6cd64c137f991b9f3f852656b368b465","abstract_canon_sha256":"b65f5805d9dafe486d77b4c2ba8995844e1e09f7e30ebeabd943fd9260337c3c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:06:59.478673Z","signature_b64":"MKhOHu++FqcN0x43kcvqBZfYGdGxiyXjoNYX278M3yowag3pggwfMsCxbn1fQkEtDEKyghe0PmVeEET9/gZwBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b8e0cbc2c898f4f5de7aa73b9c5e1784d46ebaa05e322ef6dd29f03860396947","last_reissued_at":"2026-05-18T01:06:59.477906Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:06:59.477906Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Current-Density Functional Theory of the Response of Solids","license":"","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Ivo Souza, Kieron Burke, Neepa T. Maitra","submitted_at":"2002-05-28T20:23:43Z","abstract_excerpt":"The response of an extended periodic system to a homogeneous field (of wave-vector $q=0$) cannot be obtained from a $q=0$ time-dependent density functional theory (TDDFT) calculation, because the\n Runge-Gross theorem does not apply. Time-dependent {\\em current}-density functional theory is needed and demonstrates that one key ingredient missing from TDDFT is the macroscopic current. In the low-frequency limit, in certain cases, density polarization functional theory is recovered and a formally exact expression for the polarization functional is given."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0205603","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":"cond-mat/0205603","created_at":"2026-05-18T01:06:59.478031+00:00"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0205603v2","created_at":"2026-05-18T01:06:59.478031+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0205603","created_at":"2026-05-18T01:06:59.478031+00:00"},{"alias_kind":"pith_short_12","alias_value":"XDQMXQWITD2P","created_at":"2026-05-18T12:25:51.375804+00:00"},{"alias_kind":"pith_short_16","alias_value":"XDQMXQWITD2PLXT2","created_at":"2026-05-18T12:25:51.375804+00:00"},{"alias_kind":"pith_short_8","alias_value":"XDQMXQWI","created_at":"2026-05-18T12:25:51.375804+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/XDQMXQWITD2PLXT2U45ZYXQXQT","json":"https://pith.science/pith/XDQMXQWITD2PLXT2U45ZYXQXQT.json","graph_json":"https://pith.science/api/pith-number/XDQMXQWITD2PLXT2U45ZYXQXQT/graph.json","events_json":"https://pith.science/api/pith-number/XDQMXQWITD2PLXT2U45ZYXQXQT/events.json","paper":"https://pith.science/paper/XDQMXQWI"},"agent_actions":{"view_html":"https://pith.science/pith/XDQMXQWITD2PLXT2U45ZYXQXQT","download_json":"https://pith.science/pith/XDQMXQWITD2PLXT2U45ZYXQXQT.json","view_paper":"https://pith.science/paper/XDQMXQWI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=cond-mat/0205603&json=true","fetch_graph":"https://pith.science/api/pith-number/XDQMXQWITD2PLXT2U45ZYXQXQT/graph.json","fetch_events":"https://pith.science/api/pith-number/XDQMXQWITD2PLXT2U45ZYXQXQT/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XDQMXQWITD2PLXT2U45ZYXQXQT/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XDQMXQWITD2PLXT2U45ZYXQXQT/action/storage_attestation","attest_author":"https://pith.science/pith/XDQMXQWITD2PLXT2U45ZYXQXQT/action/author_attestation","sign_citation":"https://pith.science/pith/XDQMXQWITD2PLXT2U45ZYXQXQT/action/citation_signature","submit_replication":"https://pith.science/pith/XDQMXQWITD2PLXT2U45ZYXQXQT/action/replication_record"}},"created_at":"2026-05-18T01:06:59.478031+00:00","updated_at":"2026-05-18T01:06:59.478031+00:00"}