{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:SL65J2E6YCCGY6QU4TKB223BD6","short_pith_number":"pith:SL65J2E6","schema_version":"1.0","canonical_sha256":"92fdd4e89ec0846c7a14e4d41d6b611fb05fd5829779fbad78c4aafd0ebe1be5","source":{"kind":"arxiv","id":"1812.02191","version":1},"attestation_state":"computed","paper":{"title":"Precise determination of critical points of topological phase transitions via shift current in two-dimensional inversion asymmetric insulators","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci","cond-mat.str-el"],"primary_cat":"cond-mat.mes-hall","authors_text":"Zhongbo Yan","submitted_at":"2018-12-05T19:18:52Z","abstract_excerpt":"The precise determination of critical point is the basis to extract various critical properties of phase transitions. We identify that for two-dimensional inversion asymmetric insulators, with and without time-reversal symmetry, when topological phase transitions take place, all nonvanishing components of band-edge shift current tensor will reverse their signs in a singular way, regardless of what realistic value the temperature takes. This remarkable sign-reversal behavior of band-edge shift current tensor thus can be applied to determine the critical points of various topological phase trans"},"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":"1812.02191","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-12-05T19:18:52Z","cross_cats_sorted":["cond-mat.mtrl-sci","cond-mat.str-el"],"title_canon_sha256":"2f55943aaed982a8ec59402eab27cc335a145b5caacfd1d405c39a05a2dbf3ee","abstract_canon_sha256":"5e532b8f639b2d2aef99e4517ad9fa9eb565686ce0a48cce6492880079689359"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:58:56.924987Z","signature_b64":"ZL1TNKOTuFkSsu9tnBxrVa6t7geTM3b1AcECN6o28FfX47NXkkNpheDuN6ApHefWvQZe4lUq/a77hgaOTFLtAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"92fdd4e89ec0846c7a14e4d41d6b611fb05fd5829779fbad78c4aafd0ebe1be5","last_reissued_at":"2026-05-17T23:58:56.924550Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:58:56.924550Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Precise determination of critical points of topological phase transitions via shift current in two-dimensional inversion asymmetric insulators","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci","cond-mat.str-el"],"primary_cat":"cond-mat.mes-hall","authors_text":"Zhongbo Yan","submitted_at":"2018-12-05T19:18:52Z","abstract_excerpt":"The precise determination of critical point is the basis to extract various critical properties of phase transitions. We identify that for two-dimensional inversion asymmetric insulators, with and without time-reversal symmetry, when topological phase transitions take place, all nonvanishing components of band-edge shift current tensor will reverse their signs in a singular way, regardless of what realistic value the temperature takes. This remarkable sign-reversal behavior of band-edge shift current tensor thus can be applied to determine the critical points of various topological phase trans"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1812.02191","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":"1812.02191","created_at":"2026-05-17T23:58:56.924619+00:00"},{"alias_kind":"arxiv_version","alias_value":"1812.02191v1","created_at":"2026-05-17T23:58:56.924619+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1812.02191","created_at":"2026-05-17T23:58:56.924619+00:00"},{"alias_kind":"pith_short_12","alias_value":"SL65J2E6YCCG","created_at":"2026-05-18T12:32:53.628368+00:00"},{"alias_kind":"pith_short_16","alias_value":"SL65J2E6YCCGY6QU","created_at":"2026-05-18T12:32:53.628368+00:00"},{"alias_kind":"pith_short_8","alias_value":"SL65J2E6","created_at":"2026-05-18T12:32:53.628368+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/SL65J2E6YCCGY6QU4TKB223BD6","json":"https://pith.science/pith/SL65J2E6YCCGY6QU4TKB223BD6.json","graph_json":"https://pith.science/api/pith-number/SL65J2E6YCCGY6QU4TKB223BD6/graph.json","events_json":"https://pith.science/api/pith-number/SL65J2E6YCCGY6QU4TKB223BD6/events.json","paper":"https://pith.science/paper/SL65J2E6"},"agent_actions":{"view_html":"https://pith.science/pith/SL65J2E6YCCGY6QU4TKB223BD6","download_json":"https://pith.science/pith/SL65J2E6YCCGY6QU4TKB223BD6.json","view_paper":"https://pith.science/paper/SL65J2E6","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1812.02191&json=true","fetch_graph":"https://pith.science/api/pith-number/SL65J2E6YCCGY6QU4TKB223BD6/graph.json","fetch_events":"https://pith.science/api/pith-number/SL65J2E6YCCGY6QU4TKB223BD6/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/SL65J2E6YCCGY6QU4TKB223BD6/action/timestamp_anchor","attest_storage":"https://pith.science/pith/SL65J2E6YCCGY6QU4TKB223BD6/action/storage_attestation","attest_author":"https://pith.science/pith/SL65J2E6YCCGY6QU4TKB223BD6/action/author_attestation","sign_citation":"https://pith.science/pith/SL65J2E6YCCGY6QU4TKB223BD6/action/citation_signature","submit_replication":"https://pith.science/pith/SL65J2E6YCCGY6QU4TKB223BD6/action/replication_record"}},"created_at":"2026-05-17T23:58:56.924619+00:00","updated_at":"2026-05-17T23:58:56.924619+00:00"}