{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:4MANJCYK5SU4PV5PTSZDQFHZRC","short_pith_number":"pith:4MANJCYK","schema_version":"1.0","canonical_sha256":"e300d48b0aeca9c7d7af9cb23814f988b466c509113ac660bdd71e9ce4141c57","source":{"kind":"arxiv","id":"1704.01661","version":2},"attestation_state":"computed","paper":{"title":"Double helix nodal line superconductor","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Biao Lian, Shou-Cheng Zhang, Xiao-Qi Sun","submitted_at":"2017-04-05T22:48:49Z","abstract_excerpt":"Time-reversal invariant superconductors in three dimensions may contain nodal lines in the Brillouin zone, which behave exactly as Wilson loops of 3d momentum-space Chern-Simons theory of the Berry connection. Here we study the conditions of realizing linked nodal lines (Wilson loops), which yield a topological contribution to the thermal magnetoelectric coefficient that is given by the Chern-Simons action. We find the essential conditions are the existence of torus or higher genus fermi surfaces and spiral spin textures. We construct such a model with two torus fermi surfaces, where a generic"},"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":"1704.01661","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2017-04-05T22:48:49Z","cross_cats_sorted":[],"title_canon_sha256":"04902205c21cd7d6eed028f7ceef7a408cdbd323509b462265cae88842fad7d2","abstract_canon_sha256":"67a4ebaac4220833b0e1129c177b6b90ed12bfad7a04b51de0d4000952cbfc8d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:33:43.709504Z","signature_b64":"ZqT8LNYUD8alLZ2Stz65gg6qFPrm0buow0VBc61k/pjvzTSyFd0XJBHBAE2IgH04Cn42/8T2lIeW4/DfmtlYBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e300d48b0aeca9c7d7af9cb23814f988b466c509113ac660bdd71e9ce4141c57","last_reissued_at":"2026-05-18T00:33:43.708877Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:33:43.708877Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Double helix nodal line superconductor","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Biao Lian, Shou-Cheng Zhang, Xiao-Qi Sun","submitted_at":"2017-04-05T22:48:49Z","abstract_excerpt":"Time-reversal invariant superconductors in three dimensions may contain nodal lines in the Brillouin zone, which behave exactly as Wilson loops of 3d momentum-space Chern-Simons theory of the Berry connection. Here we study the conditions of realizing linked nodal lines (Wilson loops), which yield a topological contribution to the thermal magnetoelectric coefficient that is given by the Chern-Simons action. We find the essential conditions are the existence of torus or higher genus fermi surfaces and spiral spin textures. We construct such a model with two torus fermi surfaces, where a generic"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1704.01661","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":"1704.01661","created_at":"2026-05-18T00:33:43.708962+00:00"},{"alias_kind":"arxiv_version","alias_value":"1704.01661v2","created_at":"2026-05-18T00:33:43.708962+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1704.01661","created_at":"2026-05-18T00:33:43.708962+00:00"},{"alias_kind":"pith_short_12","alias_value":"4MANJCYK5SU4","created_at":"2026-05-18T12:31:00.734936+00:00"},{"alias_kind":"pith_short_16","alias_value":"4MANJCYK5SU4PV5P","created_at":"2026-05-18T12:31:00.734936+00:00"},{"alias_kind":"pith_short_8","alias_value":"4MANJCYK","created_at":"2026-05-18T12:31:00.734936+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/4MANJCYK5SU4PV5PTSZDQFHZRC","json":"https://pith.science/pith/4MANJCYK5SU4PV5PTSZDQFHZRC.json","graph_json":"https://pith.science/api/pith-number/4MANJCYK5SU4PV5PTSZDQFHZRC/graph.json","events_json":"https://pith.science/api/pith-number/4MANJCYK5SU4PV5PTSZDQFHZRC/events.json","paper":"https://pith.science/paper/4MANJCYK"},"agent_actions":{"view_html":"https://pith.science/pith/4MANJCYK5SU4PV5PTSZDQFHZRC","download_json":"https://pith.science/pith/4MANJCYK5SU4PV5PTSZDQFHZRC.json","view_paper":"https://pith.science/paper/4MANJCYK","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1704.01661&json=true","fetch_graph":"https://pith.science/api/pith-number/4MANJCYK5SU4PV5PTSZDQFHZRC/graph.json","fetch_events":"https://pith.science/api/pith-number/4MANJCYK5SU4PV5PTSZDQFHZRC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/4MANJCYK5SU4PV5PTSZDQFHZRC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/4MANJCYK5SU4PV5PTSZDQFHZRC/action/storage_attestation","attest_author":"https://pith.science/pith/4MANJCYK5SU4PV5PTSZDQFHZRC/action/author_attestation","sign_citation":"https://pith.science/pith/4MANJCYK5SU4PV5PTSZDQFHZRC/action/citation_signature","submit_replication":"https://pith.science/pith/4MANJCYK5SU4PV5PTSZDQFHZRC/action/replication_record"}},"created_at":"2026-05-18T00:33:43.708962+00:00","updated_at":"2026-05-18T00:33:43.708962+00:00"}