{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:2GHJHIT4NMBZR4BUYG646ZHTYK","short_pith_number":"pith:2GHJHIT4","schema_version":"1.0","canonical_sha256":"d18e93a27c6b0398f034c1bdcf64f3c2af505a3abf789227a7e7857db922da9f","source":{"kind":"arxiv","id":"2603.00536","version":2},"attestation_state":"computed","paper":{"title":"Emergence of correlation-driven altermagnetism in Hubbard model on geometrically frustrated lattice-clusters","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"M. A. H. Ahsan, Md Fahad Equbal","submitted_at":"2026-02-28T08:19:50Z","abstract_excerpt":"We investigate the emergence of correlation-driven altermagnetism in simple and extended Hubbard model on geometrically frustrated lattice-clusters using exact diagonalization. By systematically tuning the degree of geometric frustration across different cluster geometries -- including the fully frustrated 3x3 torus, the partially frustrated 2x3 cylinder and the unfrustrated 2x4 cylindrical lattice -- we isolate the necessary conditions for compensated anisotropic spin order. At half-filling on 3x3 lattice, the average altermagnetic spin-response <{\\Delta}_spin> remains small despite robust lo"},"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":"2603.00536","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.str-el","submitted_at":"2026-02-28T08:19:50Z","cross_cats_sorted":[],"title_canon_sha256":"45acd33e51974d429919b21cbacd08be49e046bb622450b21173bee49c18cc24","abstract_canon_sha256":"585ce3a5164ce4128870e623462fdf4c96c5e9b72ca871c55648275432a5a777"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-07T02:18:35.898187Z","signature_b64":"LacAjLvnR6xxCwl0Y2RUxaqLqqVshT1psShtNWTFyT6KXeu95w7e8HSfetoWXSlM57kQeBaeHj5gDcvrSxz9Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d18e93a27c6b0398f034c1bdcf64f3c2af505a3abf789227a7e7857db922da9f","last_reissued_at":"2026-07-07T02:18:35.897339Z","signature_status":"signed_v1","first_computed_at":"2026-07-07T02:18:35.897339Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Emergence of correlation-driven altermagnetism in Hubbard model on geometrically frustrated lattice-clusters","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"M. A. H. Ahsan, Md Fahad Equbal","submitted_at":"2026-02-28T08:19:50Z","abstract_excerpt":"We investigate the emergence of correlation-driven altermagnetism in simple and extended Hubbard model on geometrically frustrated lattice-clusters using exact diagonalization. By systematically tuning the degree of geometric frustration across different cluster geometries -- including the fully frustrated 3x3 torus, the partially frustrated 2x3 cylinder and the unfrustrated 2x4 cylindrical lattice -- we isolate the necessary conditions for compensated anisotropic spin order. At half-filling on 3x3 lattice, the average altermagnetic spin-response <{\\Delta}_spin> remains small despite robust lo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2603.00536","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/2603.00536/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":"2603.00536","created_at":"2026-07-07T02:18:35.897451+00:00"},{"alias_kind":"arxiv_version","alias_value":"2603.00536v2","created_at":"2026-07-07T02:18:35.897451+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2603.00536","created_at":"2026-07-07T02:18:35.897451+00:00"},{"alias_kind":"pith_short_12","alias_value":"2GHJHIT4NMBZ","created_at":"2026-07-07T02:18:35.897451+00:00"},{"alias_kind":"pith_short_16","alias_value":"2GHJHIT4NMBZR4BU","created_at":"2026-07-07T02:18:35.897451+00:00"},{"alias_kind":"pith_short_8","alias_value":"2GHJHIT4","created_at":"2026-07-07T02:18:35.897451+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/2GHJHIT4NMBZR4BUYG646ZHTYK","json":"https://pith.science/pith/2GHJHIT4NMBZR4BUYG646ZHTYK.json","graph_json":"https://pith.science/api/pith-number/2GHJHIT4NMBZR4BUYG646ZHTYK/graph.json","events_json":"https://pith.science/api/pith-number/2GHJHIT4NMBZR4BUYG646ZHTYK/events.json","paper":"https://pith.science/paper/2GHJHIT4"},"agent_actions":{"view_html":"https://pith.science/pith/2GHJHIT4NMBZR4BUYG646ZHTYK","download_json":"https://pith.science/pith/2GHJHIT4NMBZR4BUYG646ZHTYK.json","view_paper":"https://pith.science/paper/2GHJHIT4","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2603.00536&json=true","fetch_graph":"https://pith.science/api/pith-number/2GHJHIT4NMBZR4BUYG646ZHTYK/graph.json","fetch_events":"https://pith.science/api/pith-number/2GHJHIT4NMBZR4BUYG646ZHTYK/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2GHJHIT4NMBZR4BUYG646ZHTYK/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2GHJHIT4NMBZR4BUYG646ZHTYK/action/storage_attestation","attest_author":"https://pith.science/pith/2GHJHIT4NMBZR4BUYG646ZHTYK/action/author_attestation","sign_citation":"https://pith.science/pith/2GHJHIT4NMBZR4BUYG646ZHTYK/action/citation_signature","submit_replication":"https://pith.science/pith/2GHJHIT4NMBZR4BUYG646ZHTYK/action/replication_record"}},"created_at":"2026-07-07T02:18:35.897451+00:00","updated_at":"2026-07-07T02:18:35.897451+00:00"}