{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:NGOJB6WLPCDOPOMPYMOH636G63","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":"0ca9d75468c9842e6adf83a4397055a056d28b91315bf7e2d0ea11d79c000482","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2021-09-03T13:52:33Z","title_canon_sha256":"ad3dc6df16335dee7416746d5c935cabfc5c93967b018ebb5c40f7937c518598"},"schema_version":"1.0","source":{"id":"2109.01529","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2109.01529","created_at":"2026-07-05T03:47:23Z"},{"alias_kind":"arxiv_version","alias_value":"2109.01529v2","created_at":"2026-07-05T03:47:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2109.01529","created_at":"2026-07-05T03:47:23Z"},{"alias_kind":"pith_short_12","alias_value":"NGOJB6WLPCDO","created_at":"2026-07-05T03:47:23Z"},{"alias_kind":"pith_short_16","alias_value":"NGOJB6WLPCDOPOMP","created_at":"2026-07-05T03:47:23Z"},{"alias_kind":"pith_short_8","alias_value":"NGOJB6WL","created_at":"2026-07-05T03:47:23Z"}],"graph_snapshots":[{"event_id":"sha256:b8785de62f6686c3ad32b9b95cbcd4dca7f4786aa6d9dd025fe3894a6bb9cd86","target":"graph","created_at":"2026-07-05T03:47:23Z","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/2109.01529/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present here a study of the magnetic properties of the antiferromagnetic dimer material CuVOF$_4$(H$_2$O)$_6\\cdot$H$_2$O, in which the dimer unit is composed of two different $S = 1/2$ species, Cu(II) and V(IV). An applied magnetic field of $\\mu_0H_{\\rm c1} = 13.1(1)~\\rm T$ is found to close the singlet-triplet energy gap, the magnitude of which is governed by the antiferromagnetic intradimer, $J_0 \\approx 21~\\rm K$, and interdimer, $J' \\approx 1~\\rm K$, exchange energies, determined from magnetometry and electron-spin resonance measurements. The results of density functional theory (DFT) c","authors_text":"A. Schneider, B. M. Huddart, D. Graf, D. Kamenskyi, F. L. Pratt, J. L. Manson, J. P. Tidey, M. J. Coak, M. T. F. Telling, P. A. Goddard, R. C. Williams, S. Ghannadzadeh, S. J. Blundell, S. J. Clark, S. Okubo, S. P. M. Curley, T. Lancaster, T. Sakurai","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2021-09-03T13:52:33Z","title":"Anomalous magnetic exchange in a dimerized quantum-magnet composed of unlike spin species"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2109.01529","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":"sha256:01b8a98834119bcad6f3b76d9b12226e174c1f557e62e82b31230cfba468116a","target":"record","created_at":"2026-07-05T03:47:23Z","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":"0ca9d75468c9842e6adf83a4397055a056d28b91315bf7e2d0ea11d79c000482","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2021-09-03T13:52:33Z","title_canon_sha256":"ad3dc6df16335dee7416746d5c935cabfc5c93967b018ebb5c40f7937c518598"},"schema_version":"1.0","source":{"id":"2109.01529","kind":"arxiv","version":2}},"canonical_sha256":"699c90facb7886e7b98fc31c7f6fc6f6da4687126eb7cf020fc7d9fdd189f293","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"699c90facb7886e7b98fc31c7f6fc6f6da4687126eb7cf020fc7d9fdd189f293","first_computed_at":"2026-07-05T03:47:23.853240Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:47:23.853240Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RbdbPOsb8yqr0n0/DjkwYWuolcnIODOn7NgQ+U3vzfwtzpMGRVIZcLeM4+wwaJvHcc/DM6cy/yMB/jmBufw3AQ==","signature_status":"signed_v1","signed_at":"2026-07-05T03:47:23.856792Z","signed_message":"canonical_sha256_bytes"},"source_id":"2109.01529","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:01b8a98834119bcad6f3b76d9b12226e174c1f557e62e82b31230cfba468116a","sha256:b8785de62f6686c3ad32b9b95cbcd4dca7f4786aa6d9dd025fe3894a6bb9cd86"],"state_sha256":"e6dbfbb87a19b8f194b18874a131a8b6d45f1eeae89be4bf5ef105ff136dd38e"}