{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:PCEAX2CWDTMTCCB67SL7KVLDZB","short_pith_number":"pith:PCEAX2CW","schema_version":"1.0","canonical_sha256":"78880be8561cd931083efc97f55563c84fa91c702a3f8afe83cd74c01eaf06bc","source":{"kind":"arxiv","id":"1903.11727","version":2},"attestation_state":"computed","paper":{"title":"Weyl points created by a three-dimensional flat band","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.mes-hall","authors_text":"Feng Liu, Huaqing Huang, Kyung-Hwan Jin, Yinong Zhou, Zhengfei Wang","submitted_at":"2019-03-27T23:12:45Z","abstract_excerpt":"Following the discovery of topological insulators (TIs), topological Dirac/Weyl semimetal has attracted much recent interest. A prevailing mechanism for the formation of Weyl points is by breaking time-reversal symmetry (TRS) or spatial inversion symmetry of a Dirac point. Here we demonstrate a generic formation mechanism for Weyl points by breaking TRS of a three-dimensional (3D) TI featured with highly degenerate 3D flat bands (FBs). It is in direct contrast to the conventional view that breaking TRS of a 2D/3D TI leads to a Chern insulator exhibiting quantum anomalous Hall effect. Based on "},"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":"1903.11727","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2019-03-27T23:12:45Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"aaf352503cd6c4b33005abe38534be0508423ede240830b433ebaf23c4c19585","abstract_canon_sha256":"492c49b090311399ed62fcd059bbce6d462d7ee1fb20e1779dcc19a838d75c7d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:45:25.740169Z","signature_b64":"zviwrpqjqfumdXm4k4z5ODsw54N0IMSFcHQqNs9RPc7QWSwqjeMcXIZuCZT2lzcyXYHTathfA4XYmwohoHMGBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"78880be8561cd931083efc97f55563c84fa91c702a3f8afe83cd74c01eaf06bc","last_reissued_at":"2026-05-17T23:45:25.739607Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:45:25.739607Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Weyl points created by a three-dimensional flat band","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.mes-hall","authors_text":"Feng Liu, Huaqing Huang, Kyung-Hwan Jin, Yinong Zhou, Zhengfei Wang","submitted_at":"2019-03-27T23:12:45Z","abstract_excerpt":"Following the discovery of topological insulators (TIs), topological Dirac/Weyl semimetal has attracted much recent interest. A prevailing mechanism for the formation of Weyl points is by breaking time-reversal symmetry (TRS) or spatial inversion symmetry of a Dirac point. Here we demonstrate a generic formation mechanism for Weyl points by breaking TRS of a three-dimensional (3D) TI featured with highly degenerate 3D flat bands (FBs). It is in direct contrast to the conventional view that breaking TRS of a 2D/3D TI leads to a Chern insulator exhibiting quantum anomalous Hall effect. Based on "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.11727","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":"1903.11727","created_at":"2026-05-17T23:45:25.739679+00:00"},{"alias_kind":"arxiv_version","alias_value":"1903.11727v2","created_at":"2026-05-17T23:45:25.739679+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.11727","created_at":"2026-05-17T23:45:25.739679+00:00"},{"alias_kind":"pith_short_12","alias_value":"PCEAX2CWDTMT","created_at":"2026-05-18T12:33:24.271573+00:00"},{"alias_kind":"pith_short_16","alias_value":"PCEAX2CWDTMTCCB6","created_at":"2026-05-18T12:33:24.271573+00:00"},{"alias_kind":"pith_short_8","alias_value":"PCEAX2CW","created_at":"2026-05-18T12:33:24.271573+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/PCEAX2CWDTMTCCB67SL7KVLDZB","json":"https://pith.science/pith/PCEAX2CWDTMTCCB67SL7KVLDZB.json","graph_json":"https://pith.science/api/pith-number/PCEAX2CWDTMTCCB67SL7KVLDZB/graph.json","events_json":"https://pith.science/api/pith-number/PCEAX2CWDTMTCCB67SL7KVLDZB/events.json","paper":"https://pith.science/paper/PCEAX2CW"},"agent_actions":{"view_html":"https://pith.science/pith/PCEAX2CWDTMTCCB67SL7KVLDZB","download_json":"https://pith.science/pith/PCEAX2CWDTMTCCB67SL7KVLDZB.json","view_paper":"https://pith.science/paper/PCEAX2CW","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1903.11727&json=true","fetch_graph":"https://pith.science/api/pith-number/PCEAX2CWDTMTCCB67SL7KVLDZB/graph.json","fetch_events":"https://pith.science/api/pith-number/PCEAX2CWDTMTCCB67SL7KVLDZB/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/PCEAX2CWDTMTCCB67SL7KVLDZB/action/timestamp_anchor","attest_storage":"https://pith.science/pith/PCEAX2CWDTMTCCB67SL7KVLDZB/action/storage_attestation","attest_author":"https://pith.science/pith/PCEAX2CWDTMTCCB67SL7KVLDZB/action/author_attestation","sign_citation":"https://pith.science/pith/PCEAX2CWDTMTCCB67SL7KVLDZB/action/citation_signature","submit_replication":"https://pith.science/pith/PCEAX2CWDTMTCCB67SL7KVLDZB/action/replication_record"}},"created_at":"2026-05-17T23:45:25.739679+00:00","updated_at":"2026-05-17T23:45:25.739679+00:00"}