{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:J5VIRBWM3WUG2KVPV2LMLD3MIB","short_pith_number":"pith:J5VIRBWM","schema_version":"1.0","canonical_sha256":"4f6a8886ccdda86d2aafae96c58f6c4054fcac74239f3f8a209b318bc3aa2751","source":{"kind":"arxiv","id":"1406.6077","version":2},"attestation_state":"computed","paper":{"title":"Kane-Mele-Hubbard model on the $\\pi$-flux honeycomb lattice","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Fakher F. Assaad, Martin Bercx, Martin Hohenadler","submitted_at":"2014-06-23T20:01:20Z","abstract_excerpt":"We consider the Kane-Mele-Hubbard model with a magnetic $\\pi$ flux threading each honeycomb plaquette. The resulting model has remarkably rich physical properties. In each spin sector, the noninteracting band structure is characterized by a total Chern number $C=\\pm 2$. Fine-tuning of the intrinsic spin-orbit coupling $\\lambda$ leads to a quadratic band crossing point associated with a topological phase transition. At this point, quantum Monte Carlo simulations reveal a magnetically ordered phase which extends to weak coupling. Although the spinful model has two Kramers doublets at each edge a"},"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":"1406.6077","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-06-23T20:01:20Z","cross_cats_sorted":[],"title_canon_sha256":"d3aa2e6074ee228699e4426416e33acb1e77e5282d4a714f98991aee6d237b38","abstract_canon_sha256":"67013358a9f2f113fe8879a339c87a59d328530bd75d865c0fa79e010e72a0ce"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:44:25.519371Z","signature_b64":"6EdqbXP9No7I53YHpJ0tc1CdhnITz3Jc8+ttb8IK/qIqSH2yXjzOzeBivITqs0Mze0uGkTCAR8+tGr3KlKgGCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4f6a8886ccdda86d2aafae96c58f6c4054fcac74239f3f8a209b318bc3aa2751","last_reissued_at":"2026-05-18T02:44:25.518951Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:44:25.518951Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Kane-Mele-Hubbard model on the $\\pi$-flux honeycomb lattice","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Fakher F. Assaad, Martin Bercx, Martin Hohenadler","submitted_at":"2014-06-23T20:01:20Z","abstract_excerpt":"We consider the Kane-Mele-Hubbard model with a magnetic $\\pi$ flux threading each honeycomb plaquette. The resulting model has remarkably rich physical properties. In each spin sector, the noninteracting band structure is characterized by a total Chern number $C=\\pm 2$. Fine-tuning of the intrinsic spin-orbit coupling $\\lambda$ leads to a quadratic band crossing point associated with a topological phase transition. At this point, quantum Monte Carlo simulations reveal a magnetically ordered phase which extends to weak coupling. Although the spinful model has two Kramers doublets at each edge a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.6077","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":"1406.6077","created_at":"2026-05-18T02:44:25.519022+00:00"},{"alias_kind":"arxiv_version","alias_value":"1406.6077v2","created_at":"2026-05-18T02:44:25.519022+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.6077","created_at":"2026-05-18T02:44:25.519022+00:00"},{"alias_kind":"pith_short_12","alias_value":"J5VIRBWM3WUG","created_at":"2026-05-18T12:28:33.132498+00:00"},{"alias_kind":"pith_short_16","alias_value":"J5VIRBWM3WUG2KVP","created_at":"2026-05-18T12:28:33.132498+00:00"},{"alias_kind":"pith_short_8","alias_value":"J5VIRBWM","created_at":"2026-05-18T12:28:33.132498+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/J5VIRBWM3WUG2KVPV2LMLD3MIB","json":"https://pith.science/pith/J5VIRBWM3WUG2KVPV2LMLD3MIB.json","graph_json":"https://pith.science/api/pith-number/J5VIRBWM3WUG2KVPV2LMLD3MIB/graph.json","events_json":"https://pith.science/api/pith-number/J5VIRBWM3WUG2KVPV2LMLD3MIB/events.json","paper":"https://pith.science/paper/J5VIRBWM"},"agent_actions":{"view_html":"https://pith.science/pith/J5VIRBWM3WUG2KVPV2LMLD3MIB","download_json":"https://pith.science/pith/J5VIRBWM3WUG2KVPV2LMLD3MIB.json","view_paper":"https://pith.science/paper/J5VIRBWM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1406.6077&json=true","fetch_graph":"https://pith.science/api/pith-number/J5VIRBWM3WUG2KVPV2LMLD3MIB/graph.json","fetch_events":"https://pith.science/api/pith-number/J5VIRBWM3WUG2KVPV2LMLD3MIB/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/J5VIRBWM3WUG2KVPV2LMLD3MIB/action/timestamp_anchor","attest_storage":"https://pith.science/pith/J5VIRBWM3WUG2KVPV2LMLD3MIB/action/storage_attestation","attest_author":"https://pith.science/pith/J5VIRBWM3WUG2KVPV2LMLD3MIB/action/author_attestation","sign_citation":"https://pith.science/pith/J5VIRBWM3WUG2KVPV2LMLD3MIB/action/citation_signature","submit_replication":"https://pith.science/pith/J5VIRBWM3WUG2KVPV2LMLD3MIB/action/replication_record"}},"created_at":"2026-05-18T02:44:25.519022+00:00","updated_at":"2026-05-18T02:44:25.519022+00:00"}