{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:IXZQTH4OV2FPRQWRE3UUCK4A3Y","short_pith_number":"pith:IXZQTH4O","schema_version":"1.0","canonical_sha256":"45f3099f8eae8af8c2d126e9412b80de1ac8d3328f797da60804c33f581b54d8","source":{"kind":"arxiv","id":"1203.0556","version":2},"attestation_state":"computed","paper":{"title":"Mixed Magnetism for Refrigeration and Energy Conversion","license":"http://creativecommons.org/licenses/by/3.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"D. T. Cam Thanh, E. Br\\\"uck, G. A. de Wijs, K. H. J. Buschow, L. Caron, L. Zhang, N. H. Dung, R. A. de Groot, Z. Q. Ou","submitted_at":"2012-03-02T20:25:26Z","abstract_excerpt":"The efficient coupling between lattice degrees of freedom and spin degrees of freedom in magnetic materials can be used for refrigeration and energy conversion. This coupling is enhanced in materials exhibiting the giant magnetocaloric effect. First principle electronic structure calculations on hexagonal MnFe(P, Si) reveal a new form of magnetism: the coexistence of strong and weak magnetism in alternate atomic layers. The weak magnetism of Fe layers (disappearance of local magnetic moments at the Curie temperature) is responsible for a strong coupling with the crystal lattice while the stron"},"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":"1203.0556","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2012-03-02T20:25:26Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"136b0deaa36878a61cc4d417bbe39f28a4c0c5f1d5e74e07a8351d9d2fad1e38","abstract_canon_sha256":"b395f7dac6f77f9b28fd5a7907decb6aaf56168e5984f58770e6cc407bc903ae"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:54:37.125457Z","signature_b64":"fbX1szPNB8kYkc4Oz3gDjPKhZ83MxxjuetnWU5w23IAMk57uwT90SaXmkYT5SI3WBKu1AJ11sMvrgs/RHXD+Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"45f3099f8eae8af8c2d126e9412b80de1ac8d3328f797da60804c33f581b54d8","last_reissued_at":"2026-05-18T03:54:37.124920Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:54:37.124920Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Mixed Magnetism for Refrigeration and Energy Conversion","license":"http://creativecommons.org/licenses/by/3.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"D. T. Cam Thanh, E. Br\\\"uck, G. A. de Wijs, K. H. J. Buschow, L. Caron, L. Zhang, N. H. Dung, R. A. de Groot, Z. Q. Ou","submitted_at":"2012-03-02T20:25:26Z","abstract_excerpt":"The efficient coupling between lattice degrees of freedom and spin degrees of freedom in magnetic materials can be used for refrigeration and energy conversion. This coupling is enhanced in materials exhibiting the giant magnetocaloric effect. First principle electronic structure calculations on hexagonal MnFe(P, Si) reveal a new form of magnetism: the coexistence of strong and weak magnetism in alternate atomic layers. The weak magnetism of Fe layers (disappearance of local magnetic moments at the Curie temperature) is responsible for a strong coupling with the crystal lattice while the stron"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.0556","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":"1203.0556","created_at":"2026-05-18T03:54:37.125008+00:00"},{"alias_kind":"arxiv_version","alias_value":"1203.0556v2","created_at":"2026-05-18T03:54:37.125008+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.0556","created_at":"2026-05-18T03:54:37.125008+00:00"},{"alias_kind":"pith_short_12","alias_value":"IXZQTH4OV2FP","created_at":"2026-05-18T12:27:09.501522+00:00"},{"alias_kind":"pith_short_16","alias_value":"IXZQTH4OV2FPRQWR","created_at":"2026-05-18T12:27:09.501522+00:00"},{"alias_kind":"pith_short_8","alias_value":"IXZQTH4O","created_at":"2026-05-18T12:27:09.501522+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/IXZQTH4OV2FPRQWRE3UUCK4A3Y","json":"https://pith.science/pith/IXZQTH4OV2FPRQWRE3UUCK4A3Y.json","graph_json":"https://pith.science/api/pith-number/IXZQTH4OV2FPRQWRE3UUCK4A3Y/graph.json","events_json":"https://pith.science/api/pith-number/IXZQTH4OV2FPRQWRE3UUCK4A3Y/events.json","paper":"https://pith.science/paper/IXZQTH4O"},"agent_actions":{"view_html":"https://pith.science/pith/IXZQTH4OV2FPRQWRE3UUCK4A3Y","download_json":"https://pith.science/pith/IXZQTH4OV2FPRQWRE3UUCK4A3Y.json","view_paper":"https://pith.science/paper/IXZQTH4O","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1203.0556&json=true","fetch_graph":"https://pith.science/api/pith-number/IXZQTH4OV2FPRQWRE3UUCK4A3Y/graph.json","fetch_events":"https://pith.science/api/pith-number/IXZQTH4OV2FPRQWRE3UUCK4A3Y/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/IXZQTH4OV2FPRQWRE3UUCK4A3Y/action/timestamp_anchor","attest_storage":"https://pith.science/pith/IXZQTH4OV2FPRQWRE3UUCK4A3Y/action/storage_attestation","attest_author":"https://pith.science/pith/IXZQTH4OV2FPRQWRE3UUCK4A3Y/action/author_attestation","sign_citation":"https://pith.science/pith/IXZQTH4OV2FPRQWRE3UUCK4A3Y/action/citation_signature","submit_replication":"https://pith.science/pith/IXZQTH4OV2FPRQWRE3UUCK4A3Y/action/replication_record"}},"created_at":"2026-05-18T03:54:37.125008+00:00","updated_at":"2026-05-18T03:54:37.125008+00:00"}