{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:EWNAU7ON57FSRJ32EBF3WGU5U4","short_pith_number":"pith:EWNAU7ON","schema_version":"1.0","canonical_sha256":"259a0a7dcdefcb28a77a204bbb1a9da71a62fa3877b91a2944597183abd52919","source":{"kind":"arxiv","id":"2412.20347","version":1},"attestation_state":"computed","paper":{"title":"Designing Spin-driven Multiferroics in Altermagnets","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Ranquan Cao, Ruixiang Fei, Ruizhi Dong, Yugui Yao","submitted_at":"2024-12-29T04:29:47Z","abstract_excerpt":"Spin-driven multiferroics exhibit strong magnetoelectric coupling, with notable polarization changes under a magnetic field, but these effects are usually limited to high-Z magnetic insulators with low electronic polarization. In this work, we introduce altermagnets as a promising platform for achieving strong magnetoelectric coupling in low-Z systems with substantial polarization. This large polarization arises from a design principle that utilizes the Heisenberg-like exchange striction mechanism, eliminating the reliance on spin-orbit coupling (SOC). This approach enables the Kramers-degener"},"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":"2412.20347","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2024-12-29T04:29:47Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"bde7ebca25b25e0c59a5f1af55a832e9d75cbeec530cea08d9bcb6112bd51faa","abstract_canon_sha256":"7227b9911e809f20b2998e922a1b013a12f9193185df949b7f72a4a112907752"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:54:57.839744Z","signature_b64":"wHrZF5uxC+2de9jqIU/t40OKgBk30zbqdixjKSrTfONdyxqb8i+ZJowyqM2pTZqNIYMVwUeWDZGoYUrEAbVmDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"259a0a7dcdefcb28a77a204bbb1a9da71a62fa3877b91a2944597183abd52919","last_reissued_at":"2026-07-05T09:54:57.839252Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:54:57.839252Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Designing Spin-driven Multiferroics in Altermagnets","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Ranquan Cao, Ruixiang Fei, Ruizhi Dong, Yugui Yao","submitted_at":"2024-12-29T04:29:47Z","abstract_excerpt":"Spin-driven multiferroics exhibit strong magnetoelectric coupling, with notable polarization changes under a magnetic field, but these effects are usually limited to high-Z magnetic insulators with low electronic polarization. In this work, we introduce altermagnets as a promising platform for achieving strong magnetoelectric coupling in low-Z systems with substantial polarization. This large polarization arises from a design principle that utilizes the Heisenberg-like exchange striction mechanism, eliminating the reliance on spin-orbit coupling (SOC). This approach enables the Kramers-degener"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.20347","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/2412.20347/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":"2412.20347","created_at":"2026-07-05T09:54:57.839312+00:00"},{"alias_kind":"arxiv_version","alias_value":"2412.20347v1","created_at":"2026-07-05T09:54:57.839312+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.20347","created_at":"2026-07-05T09:54:57.839312+00:00"},{"alias_kind":"pith_short_12","alias_value":"EWNAU7ON57FS","created_at":"2026-07-05T09:54:57.839312+00:00"},{"alias_kind":"pith_short_16","alias_value":"EWNAU7ON57FSRJ32","created_at":"2026-07-05T09:54:57.839312+00:00"},{"alias_kind":"pith_short_8","alias_value":"EWNAU7ON","created_at":"2026-07-05T09:54:57.839312+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2505.01964","citing_title":"Altermagnetic type-II Multiferroics with N\\'{e}el-order-locked Electric Polarization","ref_index":71,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/EWNAU7ON57FSRJ32EBF3WGU5U4","json":"https://pith.science/pith/EWNAU7ON57FSRJ32EBF3WGU5U4.json","graph_json":"https://pith.science/api/pith-number/EWNAU7ON57FSRJ32EBF3WGU5U4/graph.json","events_json":"https://pith.science/api/pith-number/EWNAU7ON57FSRJ32EBF3WGU5U4/events.json","paper":"https://pith.science/paper/EWNAU7ON"},"agent_actions":{"view_html":"https://pith.science/pith/EWNAU7ON57FSRJ32EBF3WGU5U4","download_json":"https://pith.science/pith/EWNAU7ON57FSRJ32EBF3WGU5U4.json","view_paper":"https://pith.science/paper/EWNAU7ON","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2412.20347&json=true","fetch_graph":"https://pith.science/api/pith-number/EWNAU7ON57FSRJ32EBF3WGU5U4/graph.json","fetch_events":"https://pith.science/api/pith-number/EWNAU7ON57FSRJ32EBF3WGU5U4/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/EWNAU7ON57FSRJ32EBF3WGU5U4/action/timestamp_anchor","attest_storage":"https://pith.science/pith/EWNAU7ON57FSRJ32EBF3WGU5U4/action/storage_attestation","attest_author":"https://pith.science/pith/EWNAU7ON57FSRJ32EBF3WGU5U4/action/author_attestation","sign_citation":"https://pith.science/pith/EWNAU7ON57FSRJ32EBF3WGU5U4/action/citation_signature","submit_replication":"https://pith.science/pith/EWNAU7ON57FSRJ32EBF3WGU5U4/action/replication_record"}},"created_at":"2026-07-05T09:54:57.839312+00:00","updated_at":"2026-07-05T09:54:57.839312+00:00"}