{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:GAIHN3SQ5GPKEHV4DA4W4E4VXD","short_pith_number":"pith:GAIHN3SQ","schema_version":"1.0","canonical_sha256":"301076ee50e99ea21ebc18396e1395b8eebc71addd2b2fac29393fc5f9229803","source":{"kind":"arxiv","id":"2408.04115","version":1},"attestation_state":"computed","paper":{"title":"Electronic structure and optical properties of halide double perovskites from a Wannier-localized optimally-tuned screened range-separated hybrid functional","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.chem-ph"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Francisca Sagredo, Guy Ohad, Jeffrey B. Neaton, Jonah B. Haber, Leeor Kronik, Marina R. Filip, Stephen E. Gant","submitted_at":"2024-08-07T22:39:47Z","abstract_excerpt":"Halide double perovskites are a chemically-diverse and growing class of compound semiconductors that are promising for optoelectronic applications. However, the prediction of their fundamental gaps and optical properties with density functional theory (DFT) and {\\it ab initio} many-body perturbation theory has been a significant challenge. Recently, a nonempirical Wannier-localized optimally-tuned screened range-separated hybrid (WOT-SRSH) functional has been shown to accurately produce the fundamental band gaps of a wide set of semiconductors and insulators, including lead halide perovskites."},"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":"2408.04115","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2024-08-07T22:39:47Z","cross_cats_sorted":["physics.chem-ph"],"title_canon_sha256":"76f538a9d58a0719a248dd244a63b66a00ebe37c412006401ee0d3bb37a578a4","abstract_canon_sha256":"84ec8b4a3e3c0260d5a5f832bf7f24c687238cba5e01be31a565c4d84a51911a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:22:41.784111Z","signature_b64":"2A6VBaXcQtsr46Ra9Pbansubw/B9OeYyPbo7qMcqHoSKjdxY8w4FYQ11p3IbaxelIMvhetqnvZRkDVrF5+mQCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"301076ee50e99ea21ebc18396e1395b8eebc71addd2b2fac29393fc5f9229803","last_reissued_at":"2026-07-05T09:22:41.783586Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:22:41.783586Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Electronic structure and optical properties of halide double perovskites from a Wannier-localized optimally-tuned screened range-separated hybrid functional","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.chem-ph"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Francisca Sagredo, Guy Ohad, Jeffrey B. Neaton, Jonah B. Haber, Leeor Kronik, Marina R. Filip, Stephen E. Gant","submitted_at":"2024-08-07T22:39:47Z","abstract_excerpt":"Halide double perovskites are a chemically-diverse and growing class of compound semiconductors that are promising for optoelectronic applications. However, the prediction of their fundamental gaps and optical properties with density functional theory (DFT) and {\\it ab initio} many-body perturbation theory has been a significant challenge. Recently, a nonempirical Wannier-localized optimally-tuned screened range-separated hybrid (WOT-SRSH) functional has been shown to accurately produce the fundamental band gaps of a wide set of semiconductors and insulators, including lead halide perovskites."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2408.04115","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2408.04115/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2408.04115","created_at":"2026-07-05T09:22:41.783647+00:00"},{"alias_kind":"arxiv_version","alias_value":"2408.04115v1","created_at":"2026-07-05T09:22:41.783647+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2408.04115","created_at":"2026-07-05T09:22:41.783647+00:00"},{"alias_kind":"pith_short_12","alias_value":"GAIHN3SQ5GPK","created_at":"2026-07-05T09:22:41.783647+00:00"},{"alias_kind":"pith_short_16","alias_value":"GAIHN3SQ5GPKEHV4","created_at":"2026-07-05T09:22:41.783647+00:00"},{"alias_kind":"pith_short_8","alias_value":"GAIHN3SQ","created_at":"2026-07-05T09:22:41.783647+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/GAIHN3SQ5GPKEHV4DA4W4E4VXD","json":"https://pith.science/pith/GAIHN3SQ5GPKEHV4DA4W4E4VXD.json","graph_json":"https://pith.science/api/pith-number/GAIHN3SQ5GPKEHV4DA4W4E4VXD/graph.json","events_json":"https://pith.science/api/pith-number/GAIHN3SQ5GPKEHV4DA4W4E4VXD/events.json","paper":"https://pith.science/paper/GAIHN3SQ"},"agent_actions":{"view_html":"https://pith.science/pith/GAIHN3SQ5GPKEHV4DA4W4E4VXD","download_json":"https://pith.science/pith/GAIHN3SQ5GPKEHV4DA4W4E4VXD.json","view_paper":"https://pith.science/paper/GAIHN3SQ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2408.04115&json=true","fetch_graph":"https://pith.science/api/pith-number/GAIHN3SQ5GPKEHV4DA4W4E4VXD/graph.json","fetch_events":"https://pith.science/api/pith-number/GAIHN3SQ5GPKEHV4DA4W4E4VXD/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/GAIHN3SQ5GPKEHV4DA4W4E4VXD/action/timestamp_anchor","attest_storage":"https://pith.science/pith/GAIHN3SQ5GPKEHV4DA4W4E4VXD/action/storage_attestation","attest_author":"https://pith.science/pith/GAIHN3SQ5GPKEHV4DA4W4E4VXD/action/author_attestation","sign_citation":"https://pith.science/pith/GAIHN3SQ5GPKEHV4DA4W4E4VXD/action/citation_signature","submit_replication":"https://pith.science/pith/GAIHN3SQ5GPKEHV4DA4W4E4VXD/action/replication_record"}},"created_at":"2026-07-05T09:22:41.783647+00:00","updated_at":"2026-07-05T09:22:41.783647+00:00"}