{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2005:MIAI5FUQC3NQVQMCGHIOOLKM53","short_pith_number":"pith:MIAI5FUQ","schema_version":"1.0","canonical_sha256":"62008e969016db0ac18231d0e72d4ceee179f0a10f39dfce7c91564d0dbe67f8","source":{"kind":"arxiv","id":"cond-mat/0508362","version":2},"attestation_state":"computed","paper":{"title":"First principles study of the multiferroics BiFeO$_{3}$, Bi$_{2}$FeCrO$_{6}$, and BiCrO$_{3}$: Structure, polarization, and magnetic ordering temperature","license":"","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Claude Ederer, Nicola A. Spaldin, Pio Baettig","submitted_at":"2005-08-15T22:07:21Z","abstract_excerpt":"We present results of an {\\it ab initio} density functional theory study of three bismuth-based multiferroics, BiFeO$_{3}$, Bi$_{2}$FeCrO$_{6}$, and BiCrO$_{3}$. We disuss differences in the crystal and electronic structure of the three systems, and we show that the application of the LDA+$U$ method is essential to obtain realistic structural parameters for Bi$_{2}$FeCrO$_{6}$. We calculate the magnetic nearest neighbor coupling constants for all three systems and show how Anderson's theory of superexchange can be applied to explain the signs and relative magnitudes of these coupling constants"},"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/0508362","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2005-08-15T22:07:21Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"bdeddacdad88990fdf050d10f8cc4a5eff3eab1974766c7835a722872c59a5d2","abstract_canon_sha256":"336a52e34f4fd3e95255affd093191343e6fa9028376beda9afd908cd1564255"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T14:48:52.618419Z","signature_b64":"bz6u56DoodmHCWLr4UQJOjLXx27vjR3mcRVqo01hIjhyM0ANmSXP3PttPKALBx66WDdcrhMvZyHovX+PaP1SBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"62008e969016db0ac18231d0e72d4ceee179f0a10f39dfce7c91564d0dbe67f8","last_reissued_at":"2026-07-04T14:48:52.618005Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T14:48:52.618005Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"First principles study of the multiferroics BiFeO$_{3}$, Bi$_{2}$FeCrO$_{6}$, and BiCrO$_{3}$: Structure, polarization, and magnetic ordering temperature","license":"","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Claude Ederer, Nicola A. Spaldin, Pio Baettig","submitted_at":"2005-08-15T22:07:21Z","abstract_excerpt":"We present results of an {\\it ab initio} density functional theory study of three bismuth-based multiferroics, BiFeO$_{3}$, Bi$_{2}$FeCrO$_{6}$, and BiCrO$_{3}$. We disuss differences in the crystal and electronic structure of the three systems, and we show that the application of the LDA+$U$ method is essential to obtain realistic structural parameters for Bi$_{2}$FeCrO$_{6}$. We calculate the magnetic nearest neighbor coupling constants for all three systems and show how Anderson's theory of superexchange can be applied to explain the signs and relative magnitudes of these coupling constants"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0508362","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/cond-mat/0508362/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":"cond-mat/0508362","created_at":"2026-07-04T14:48:52.618062+00:00"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0508362v2","created_at":"2026-07-04T14:48:52.618062+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0508362","created_at":"2026-07-04T14:48:52.618062+00:00"},{"alias_kind":"pith_short_12","alias_value":"MIAI5FUQC3NQ","created_at":"2026-07-04T14:48:52.618062+00:00"},{"alias_kind":"pith_short_16","alias_value":"MIAI5FUQC3NQVQMC","created_at":"2026-07-04T14:48:52.618062+00:00"},{"alias_kind":"pith_short_8","alias_value":"MIAI5FUQ","created_at":"2026-07-04T14:48:52.618062+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/MIAI5FUQC3NQVQMCGHIOOLKM53","json":"https://pith.science/pith/MIAI5FUQC3NQVQMCGHIOOLKM53.json","graph_json":"https://pith.science/api/pith-number/MIAI5FUQC3NQVQMCGHIOOLKM53/graph.json","events_json":"https://pith.science/api/pith-number/MIAI5FUQC3NQVQMCGHIOOLKM53/events.json","paper":"https://pith.science/paper/MIAI5FUQ"},"agent_actions":{"view_html":"https://pith.science/pith/MIAI5FUQC3NQVQMCGHIOOLKM53","download_json":"https://pith.science/pith/MIAI5FUQC3NQVQMCGHIOOLKM53.json","view_paper":"https://pith.science/paper/MIAI5FUQ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=cond-mat/0508362&json=true","fetch_graph":"https://pith.science/api/pith-number/MIAI5FUQC3NQVQMCGHIOOLKM53/graph.json","fetch_events":"https://pith.science/api/pith-number/MIAI5FUQC3NQVQMCGHIOOLKM53/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MIAI5FUQC3NQVQMCGHIOOLKM53/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MIAI5FUQC3NQVQMCGHIOOLKM53/action/storage_attestation","attest_author":"https://pith.science/pith/MIAI5FUQC3NQVQMCGHIOOLKM53/action/author_attestation","sign_citation":"https://pith.science/pith/MIAI5FUQC3NQVQMCGHIOOLKM53/action/citation_signature","submit_replication":"https://pith.science/pith/MIAI5FUQC3NQVQMCGHIOOLKM53/action/replication_record"}},"created_at":"2026-07-04T14:48:52.618062+00:00","updated_at":"2026-07-04T14:48:52.618062+00:00"}