{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:O4XVD5UMLT3XI7SW7DVDXPYQNK","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"cc7e0294cd3a1ec08796efb5c6f3fd38e0103eef0ef19c93b00efd0d4121a562","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-08-22T13:08:26Z","title_canon_sha256":"65fc362b45c9ac60378a85134eb52fa55c4bc29534f6defe82f356dee75eca46"},"schema_version":"1.0","source":{"id":"1908.08352","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.08352","created_at":"2026-07-05T02:44:47Z"},{"alias_kind":"arxiv_version","alias_value":"1908.08352v2","created_at":"2026-07-05T02:44:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.08352","created_at":"2026-07-05T02:44:47Z"},{"alias_kind":"pith_short_12","alias_value":"O4XVD5UMLT3X","created_at":"2026-07-05T02:44:47Z"},{"alias_kind":"pith_short_16","alias_value":"O4XVD5UMLT3XI7SW","created_at":"2026-07-05T02:44:47Z"},{"alias_kind":"pith_short_8","alias_value":"O4XVD5UM","created_at":"2026-07-05T02:44:47Z"}],"graph_snapshots":[{"event_id":"sha256:869d9442c446552b8cf38438691078af2a82cc5490c206a5f0998bbc51e44ccd","target":"graph","created_at":"2026-07-05T02:44:47Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/1908.08352/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Multiferroic materials, with their combined and coupled magnetism and ferroelectricity, providea playground for studying new physics and chemistry as well as a platform for development ofnovel devices and technologies. Based on my July 2017 Royal Society Inaugural Lecture, I review recent progress and propose future directions in the fundamentals and applications of multiferroics, with a focus on unanticipated developments outside of the core activity of electric-field control of magnetism.","authors_text":"Nicola A. Spaldin","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-08-22T13:08:26Z","title":"Royal Society Inaugural Article Perspective: Multiferroics Beyond Electric-Field Control of Magnetism"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.08352","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:9e389ca40dd6bb802c9cf39314cef1f4734b1905785b3cd8048c49525383ae35","target":"record","created_at":"2026-07-05T02:44:47Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"cc7e0294cd3a1ec08796efb5c6f3fd38e0103eef0ef19c93b00efd0d4121a562","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-08-22T13:08:26Z","title_canon_sha256":"65fc362b45c9ac60378a85134eb52fa55c4bc29534f6defe82f356dee75eca46"},"schema_version":"1.0","source":{"id":"1908.08352","kind":"arxiv","version":2}},"canonical_sha256":"772f51f68c5cf7747e56f8ea3bbf106abf517d315cd7efbb3ffd50b4fe49c6a0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"772f51f68c5cf7747e56f8ea3bbf106abf517d315cd7efbb3ffd50b4fe49c6a0","first_computed_at":"2026-07-05T02:44:47.058944Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:44:47.058944Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JSodV/gFYhbeXGPtOY9GUG40Scv8or2R+YO2hp1Kzn4scG45C51ScN0S9Mi4vyCyEsZVRvkTxIC8J5/4+LFPCg==","signature_status":"signed_v1","signed_at":"2026-07-05T02:44:47.059525Z","signed_message":"canonical_sha256_bytes"},"source_id":"1908.08352","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9e389ca40dd6bb802c9cf39314cef1f4734b1905785b3cd8048c49525383ae35","sha256:869d9442c446552b8cf38438691078af2a82cc5490c206a5f0998bbc51e44ccd"],"state_sha256":"31bb37f07ec9bce25dcee2f20b4ee3231c4abe243495240f09ecc9ff4af9779d"}