{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:Q2OUH6PHM35AHN6KUWGHGMECS2","short_pith_number":"pith:Q2OUH6PH","schema_version":"1.0","canonical_sha256":"869d43f9e766fa03b7caa58c73308296a31f18af8026bb49945c924a4997daa9","source":{"kind":"arxiv","id":"1703.08545","version":3},"attestation_state":"computed","paper":{"title":"Dirac and nodal line magnons in three-dimensional antiferromagnets","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.mes-hall","authors_text":"Chen Fang, Chenyuan Li, Jiangping Hu, Kangkang Li, Yuan Li","submitted_at":"2017-03-24T18:00:00Z","abstract_excerpt":"We study the topological properties of magnon excitations in three-dimensional antiferromagnets, where the ground state configuration is invariant under time-reversal followed by space-inversion ($PT$-symmetry). We prove that Dirac points and nodal lines, the former being the limiting case of the latter, are the generic forms of symmetry-protected band crossings between magnon branches. As a concrete example, we study a Heisenberg spin model for a \"spin-web\" compound, Cu$_3$TeO$_6$, and show the presence of the magnon Dirac points assuming a collinear magnetic structure. Upon turning on symmet"},"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":"1703.08545","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-03-24T18:00:00Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"d57941f15a88435e4d1c946cd895b34c418484aceea3facb0b315419a7b599b6","abstract_canon_sha256":"262e51255d9a781b7c978912b54510f06e553769f2886fdc8c0faccd36643d5d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:27:46.903081Z","signature_b64":"IdHY6+ooQH4WA1i9bIXguV76M1K9h/lA8Hnrkt9AnmSGeXXILqOH1aPV/0b8zW40C7vrpvYh+Myd/vH3BlmHDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"869d43f9e766fa03b7caa58c73308296a31f18af8026bb49945c924a4997daa9","last_reissued_at":"2026-05-18T00:27:46.902600Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:27:46.902600Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Dirac and nodal line magnons in three-dimensional antiferromagnets","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.mes-hall","authors_text":"Chen Fang, Chenyuan Li, Jiangping Hu, Kangkang Li, Yuan Li","submitted_at":"2017-03-24T18:00:00Z","abstract_excerpt":"We study the topological properties of magnon excitations in three-dimensional antiferromagnets, where the ground state configuration is invariant under time-reversal followed by space-inversion ($PT$-symmetry). We prove that Dirac points and nodal lines, the former being the limiting case of the latter, are the generic forms of symmetry-protected band crossings between magnon branches. As a concrete example, we study a Heisenberg spin model for a \"spin-web\" compound, Cu$_3$TeO$_6$, and show the presence of the magnon Dirac points assuming a collinear magnetic structure. Upon turning on symmet"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.08545","kind":"arxiv","version":3},"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":"1703.08545","created_at":"2026-05-18T00:27:46.902676+00:00"},{"alias_kind":"arxiv_version","alias_value":"1703.08545v3","created_at":"2026-05-18T00:27:46.902676+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.08545","created_at":"2026-05-18T00:27:46.902676+00:00"},{"alias_kind":"pith_short_12","alias_value":"Q2OUH6PHM35A","created_at":"2026-05-18T12:31:37.085036+00:00"},{"alias_kind":"pith_short_16","alias_value":"Q2OUH6PHM35AHN6K","created_at":"2026-05-18T12:31:37.085036+00:00"},{"alias_kind":"pith_short_8","alias_value":"Q2OUH6PH","created_at":"2026-05-18T12:31:37.085036+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/Q2OUH6PHM35AHN6KUWGHGMECS2","json":"https://pith.science/pith/Q2OUH6PHM35AHN6KUWGHGMECS2.json","graph_json":"https://pith.science/api/pith-number/Q2OUH6PHM35AHN6KUWGHGMECS2/graph.json","events_json":"https://pith.science/api/pith-number/Q2OUH6PHM35AHN6KUWGHGMECS2/events.json","paper":"https://pith.science/paper/Q2OUH6PH"},"agent_actions":{"view_html":"https://pith.science/pith/Q2OUH6PHM35AHN6KUWGHGMECS2","download_json":"https://pith.science/pith/Q2OUH6PHM35AHN6KUWGHGMECS2.json","view_paper":"https://pith.science/paper/Q2OUH6PH","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1703.08545&json=true","fetch_graph":"https://pith.science/api/pith-number/Q2OUH6PHM35AHN6KUWGHGMECS2/graph.json","fetch_events":"https://pith.science/api/pith-number/Q2OUH6PHM35AHN6KUWGHGMECS2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/Q2OUH6PHM35AHN6KUWGHGMECS2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/Q2OUH6PHM35AHN6KUWGHGMECS2/action/storage_attestation","attest_author":"https://pith.science/pith/Q2OUH6PHM35AHN6KUWGHGMECS2/action/author_attestation","sign_citation":"https://pith.science/pith/Q2OUH6PHM35AHN6KUWGHGMECS2/action/citation_signature","submit_replication":"https://pith.science/pith/Q2OUH6PHM35AHN6KUWGHGMECS2/action/replication_record"}},"created_at":"2026-05-18T00:27:46.902676+00:00","updated_at":"2026-05-18T00:27:46.902676+00:00"}