{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:DNWBHCAVWFKR5WAGYLHTN63CDN","short_pith_number":"pith:DNWBHCAV","schema_version":"1.0","canonical_sha256":"1b6c138815b1551ed806c2cf36fb621b58c53dca497397d522eeef0b7bc9138d","source":{"kind":"arxiv","id":"1805.05120","version":1},"attestation_state":"computed","paper":{"title":"Topological band crossings in hexagonal materials","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci","cond-mat.other"],"primary_cat":"cond-mat.mes-hall","authors_text":"Andreas P. Schnyder, Ching-Kai Chiu, Jonathan Zhang, Leslie M. Schoop, Maia G. Vergniory, Y.-H. Chan","submitted_at":"2018-05-14T11:33:52Z","abstract_excerpt":"Topological semimetals exhibit band crossings near the Fermi energy, which are protected by the nontrivial topological character of the wave functions. In many cases, these topological band degeneracies give rise to exotic surface states and unusual magneto-transport properties. In this paper, we present a complete classification of all possible nonsymmorphic band degeneracies in hexagonal materials with strong spin-orbit coupling. This includes (i) band crossings protected by conventional nonsymmorphic symmetries, whose partial translation is within the invariant space of the mirror/rotation "},"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":"1805.05120","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-05-14T11:33:52Z","cross_cats_sorted":["cond-mat.mtrl-sci","cond-mat.other"],"title_canon_sha256":"22aea8a3a0fba024c8a6c6fe199352d7e22d6f70bf6e1fc4485b55574d2539e3","abstract_canon_sha256":"1dd14e5cc8175c411506ea811eab15c8d1b35cf281d0d2e0b814cfdeb09352a3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:10:31.170155Z","signature_b64":"EIqcCIUIdWyraD6OCbIYxJ7X8bmq7yuRVm6sO6/m0BKYRYOPuixcEhI9neOV/Hni1/ZSWqW5P3PktdhiF6OADQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1b6c138815b1551ed806c2cf36fb621b58c53dca497397d522eeef0b7bc9138d","last_reissued_at":"2026-05-18T00:10:31.169192Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:10:31.169192Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Topological band crossings in hexagonal materials","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci","cond-mat.other"],"primary_cat":"cond-mat.mes-hall","authors_text":"Andreas P. Schnyder, Ching-Kai Chiu, Jonathan Zhang, Leslie M. Schoop, Maia G. Vergniory, Y.-H. Chan","submitted_at":"2018-05-14T11:33:52Z","abstract_excerpt":"Topological semimetals exhibit band crossings near the Fermi energy, which are protected by the nontrivial topological character of the wave functions. In many cases, these topological band degeneracies give rise to exotic surface states and unusual magneto-transport properties. In this paper, we present a complete classification of all possible nonsymmorphic band degeneracies in hexagonal materials with strong spin-orbit coupling. This includes (i) band crossings protected by conventional nonsymmorphic symmetries, whose partial translation is within the invariant space of the mirror/rotation "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.05120","kind":"arxiv","version":1},"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":"1805.05120","created_at":"2026-05-18T00:10:31.169394+00:00"},{"alias_kind":"arxiv_version","alias_value":"1805.05120v1","created_at":"2026-05-18T00:10:31.169394+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.05120","created_at":"2026-05-18T00:10:31.169394+00:00"},{"alias_kind":"pith_short_12","alias_value":"DNWBHCAVWFKR","created_at":"2026-05-18T12:32:19.392346+00:00"},{"alias_kind":"pith_short_16","alias_value":"DNWBHCAVWFKR5WAG","created_at":"2026-05-18T12:32:19.392346+00:00"},{"alias_kind":"pith_short_8","alias_value":"DNWBHCAV","created_at":"2026-05-18T12:32:19.392346+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/DNWBHCAVWFKR5WAGYLHTN63CDN","json":"https://pith.science/pith/DNWBHCAVWFKR5WAGYLHTN63CDN.json","graph_json":"https://pith.science/api/pith-number/DNWBHCAVWFKR5WAGYLHTN63CDN/graph.json","events_json":"https://pith.science/api/pith-number/DNWBHCAVWFKR5WAGYLHTN63CDN/events.json","paper":"https://pith.science/paper/DNWBHCAV"},"agent_actions":{"view_html":"https://pith.science/pith/DNWBHCAVWFKR5WAGYLHTN63CDN","download_json":"https://pith.science/pith/DNWBHCAVWFKR5WAGYLHTN63CDN.json","view_paper":"https://pith.science/paper/DNWBHCAV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1805.05120&json=true","fetch_graph":"https://pith.science/api/pith-number/DNWBHCAVWFKR5WAGYLHTN63CDN/graph.json","fetch_events":"https://pith.science/api/pith-number/DNWBHCAVWFKR5WAGYLHTN63CDN/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/DNWBHCAVWFKR5WAGYLHTN63CDN/action/timestamp_anchor","attest_storage":"https://pith.science/pith/DNWBHCAVWFKR5WAGYLHTN63CDN/action/storage_attestation","attest_author":"https://pith.science/pith/DNWBHCAVWFKR5WAGYLHTN63CDN/action/author_attestation","sign_citation":"https://pith.science/pith/DNWBHCAVWFKR5WAGYLHTN63CDN/action/citation_signature","submit_replication":"https://pith.science/pith/DNWBHCAVWFKR5WAGYLHTN63CDN/action/replication_record"}},"created_at":"2026-05-18T00:10:31.169394+00:00","updated_at":"2026-05-18T00:10:31.169394+00:00"}