{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:ZRWXG7PXIT2UESMG5XWO6NGJAC","short_pith_number":"pith:ZRWXG7PX","schema_version":"1.0","canonical_sha256":"cc6d737df744f5424986edecef34c900aa2c86db4c0d25ff0e35ec650d2a6de8","source":{"kind":"arxiv","id":"1309.4805","version":1},"attestation_state":"computed","paper":{"title":"Accuracy of generalized gradient approximation functionals for density functional perturbation theory calculations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Aihui Zhou, Fang Liu, Fernando D. Vila, Geoffroy Hautier, G.-M. Rignanese, J. J. Rehr, Lianhua He, Micael J. T. Oliveira, Miguel A. L. Marques","submitted_at":"2013-09-18T21:58:51Z","abstract_excerpt":"We assess the validity of various exchange-correlation functionals for computing the structural, vibrational, dielectric, and thermodynamical properties of materials in the framework of density-functional perturbation theory (DFPT). We consider five generalized-gradient approximation (GGA) functionals (PBE, PBEsol, WC, AM05, and HTBS) as well as the local density approximation (LDA) functional. We investigate a wide variety of materials including a semiconductor (silicon), a metal (copper), and various insulators (SiO$_2$ $\\alpha$-quartz and stishovite, ZrSiO$_4$ zircon, and MgO periclase). Fo"},"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":"1309.4805","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2013-09-18T21:58:51Z","cross_cats_sorted":[],"title_canon_sha256":"540fc70494b748c93c9ae27844c77d21b3b3eaf54ef131f9d4aeb22582f6a729","abstract_canon_sha256":"c3ca0f33b47449fdcf5abd48bef6e8edf953b40cbb546649f8d1154f0c9da4b6"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:47:35.705384Z","signature_b64":"2/xbV80KLC5uOeI7jJc8YVURE8kOpWBwNR7MhidzUpfFr5Q8iuV46Brt4QJkpn/OVnldmTdVC0Fs5kk+5M9FAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cc6d737df744f5424986edecef34c900aa2c86db4c0d25ff0e35ec650d2a6de8","last_reissued_at":"2026-05-18T01:47:35.704880Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:47:35.704880Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Accuracy of generalized gradient approximation functionals for density functional perturbation theory calculations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Aihui Zhou, Fang Liu, Fernando D. Vila, Geoffroy Hautier, G.-M. Rignanese, J. J. Rehr, Lianhua He, Micael J. T. Oliveira, Miguel A. L. Marques","submitted_at":"2013-09-18T21:58:51Z","abstract_excerpt":"We assess the validity of various exchange-correlation functionals for computing the structural, vibrational, dielectric, and thermodynamical properties of materials in the framework of density-functional perturbation theory (DFPT). We consider five generalized-gradient approximation (GGA) functionals (PBE, PBEsol, WC, AM05, and HTBS) as well as the local density approximation (LDA) functional. We investigate a wide variety of materials including a semiconductor (silicon), a metal (copper), and various insulators (SiO$_2$ $\\alpha$-quartz and stishovite, ZrSiO$_4$ zircon, and MgO periclase). Fo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.4805","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":"1309.4805","created_at":"2026-05-18T01:47:35.704954+00:00"},{"alias_kind":"arxiv_version","alias_value":"1309.4805v1","created_at":"2026-05-18T01:47:35.704954+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.4805","created_at":"2026-05-18T01:47:35.704954+00:00"},{"alias_kind":"pith_short_12","alias_value":"ZRWXG7PXIT2U","created_at":"2026-05-18T12:28:09.283467+00:00"},{"alias_kind":"pith_short_16","alias_value":"ZRWXG7PXIT2UESMG","created_at":"2026-05-18T12:28:09.283467+00:00"},{"alias_kind":"pith_short_8","alias_value":"ZRWXG7PX","created_at":"2026-05-18T12:28:09.283467+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/ZRWXG7PXIT2UESMG5XWO6NGJAC","json":"https://pith.science/pith/ZRWXG7PXIT2UESMG5XWO6NGJAC.json","graph_json":"https://pith.science/api/pith-number/ZRWXG7PXIT2UESMG5XWO6NGJAC/graph.json","events_json":"https://pith.science/api/pith-number/ZRWXG7PXIT2UESMG5XWO6NGJAC/events.json","paper":"https://pith.science/paper/ZRWXG7PX"},"agent_actions":{"view_html":"https://pith.science/pith/ZRWXG7PXIT2UESMG5XWO6NGJAC","download_json":"https://pith.science/pith/ZRWXG7PXIT2UESMG5XWO6NGJAC.json","view_paper":"https://pith.science/paper/ZRWXG7PX","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1309.4805&json=true","fetch_graph":"https://pith.science/api/pith-number/ZRWXG7PXIT2UESMG5XWO6NGJAC/graph.json","fetch_events":"https://pith.science/api/pith-number/ZRWXG7PXIT2UESMG5XWO6NGJAC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ZRWXG7PXIT2UESMG5XWO6NGJAC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ZRWXG7PXIT2UESMG5XWO6NGJAC/action/storage_attestation","attest_author":"https://pith.science/pith/ZRWXG7PXIT2UESMG5XWO6NGJAC/action/author_attestation","sign_citation":"https://pith.science/pith/ZRWXG7PXIT2UESMG5XWO6NGJAC/action/citation_signature","submit_replication":"https://pith.science/pith/ZRWXG7PXIT2UESMG5XWO6NGJAC/action/replication_record"}},"created_at":"2026-05-18T01:47:35.704954+00:00","updated_at":"2026-05-18T01:47:35.704954+00:00"}