{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2023:QMKNY4BYEBIHJF2IVE5P3KJHWQ","short_pith_number":"pith:QMKNY4BY","schema_version":"1.0","canonical_sha256":"8314dc70382050749748a93afda927b4067903dac2e048e6f3a13ae33fa83f9f","source":{"kind":"arxiv","id":"2306.09722","version":2},"attestation_state":"computed","paper":{"title":"Determination of the nearest-neighbor interaction in VO$_2$ via fractal dimension analysis","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.stat-mech","authors_text":"Daniel Kazenwadel, Jacob Holder, Peter Baum, Peter Nielaba","submitted_at":"2023-06-16T09:44:06Z","abstract_excerpt":"The Ising model is one of the simplest and most well-established concepts to simulate phase transformations in complex materials. However, its most central constant, the interaction strength J between two nearest neighbors, is hard to obtain. Here we show how this basic constant can be determined with a fractal dimension analysis of measured domain structures. We apply this approach to vanadium dioxide, a strongly correlated material with a first-order insulator-to-metal phase-transition with enigmatic properties. We obtain a nearest-neighbor interaction of 13.8 meV, a value close to the therm"},"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":"2306.09722","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2023-06-16T09:44:06Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"7b9ff1abb665d65a393a9f4426e2a5a0943a0a5a71239824da3dda2a544a9113","abstract_canon_sha256":"0d6eeb4fb357bdedb6a213f443b84701a3cb7ed9857363b0b975014e18665a89"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:13:42.653041Z","signature_b64":"VLo1ISknkgYzrt/KHZRGJiJiPJDHeUbZ1zJIWrCUvD8eqx/9gbiHWAVsw4ntgZ65D63L3K0vwLseKlERHq8lAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8314dc70382050749748a93afda927b4067903dac2e048e6f3a13ae33fa83f9f","last_reissued_at":"2026-07-05T07:13:42.652613Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:13:42.652613Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Determination of the nearest-neighbor interaction in VO$_2$ via fractal dimension analysis","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.stat-mech","authors_text":"Daniel Kazenwadel, Jacob Holder, Peter Baum, Peter Nielaba","submitted_at":"2023-06-16T09:44:06Z","abstract_excerpt":"The Ising model is one of the simplest and most well-established concepts to simulate phase transformations in complex materials. However, its most central constant, the interaction strength J between two nearest neighbors, is hard to obtain. Here we show how this basic constant can be determined with a fractal dimension analysis of measured domain structures. We apply this approach to vanadium dioxide, a strongly correlated material with a first-order insulator-to-metal phase-transition with enigmatic properties. We obtain a nearest-neighbor interaction of 13.8 meV, a value close to the therm"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2306.09722","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/2306.09722/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":"2306.09722","created_at":"2026-07-05T07:13:42.652663+00:00"},{"alias_kind":"arxiv_version","alias_value":"2306.09722v2","created_at":"2026-07-05T07:13:42.652663+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2306.09722","created_at":"2026-07-05T07:13:42.652663+00:00"},{"alias_kind":"pith_short_12","alias_value":"QMKNY4BYEBIH","created_at":"2026-07-05T07:13:42.652663+00:00"},{"alias_kind":"pith_short_16","alias_value":"QMKNY4BYEBIHJF2I","created_at":"2026-07-05T07:13:42.652663+00:00"},{"alias_kind":"pith_short_8","alias_value":"QMKNY4BY","created_at":"2026-07-05T07:13:42.652663+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/QMKNY4BYEBIHJF2IVE5P3KJHWQ","json":"https://pith.science/pith/QMKNY4BYEBIHJF2IVE5P3KJHWQ.json","graph_json":"https://pith.science/api/pith-number/QMKNY4BYEBIHJF2IVE5P3KJHWQ/graph.json","events_json":"https://pith.science/api/pith-number/QMKNY4BYEBIHJF2IVE5P3KJHWQ/events.json","paper":"https://pith.science/paper/QMKNY4BY"},"agent_actions":{"view_html":"https://pith.science/pith/QMKNY4BYEBIHJF2IVE5P3KJHWQ","download_json":"https://pith.science/pith/QMKNY4BYEBIHJF2IVE5P3KJHWQ.json","view_paper":"https://pith.science/paper/QMKNY4BY","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2306.09722&json=true","fetch_graph":"https://pith.science/api/pith-number/QMKNY4BYEBIHJF2IVE5P3KJHWQ/graph.json","fetch_events":"https://pith.science/api/pith-number/QMKNY4BYEBIHJF2IVE5P3KJHWQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/QMKNY4BYEBIHJF2IVE5P3KJHWQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/QMKNY4BYEBIHJF2IVE5P3KJHWQ/action/storage_attestation","attest_author":"https://pith.science/pith/QMKNY4BYEBIHJF2IVE5P3KJHWQ/action/author_attestation","sign_citation":"https://pith.science/pith/QMKNY4BYEBIHJF2IVE5P3KJHWQ/action/citation_signature","submit_replication":"https://pith.science/pith/QMKNY4BYEBIHJF2IVE5P3KJHWQ/action/replication_record"}},"created_at":"2026-07-05T07:13:42.652663+00:00","updated_at":"2026-07-05T07:13:42.652663+00:00"}