{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:DW5D5PMNIPQU2HGHEIKIFU2VO2","short_pith_number":"pith:DW5D5PMN","schema_version":"1.0","canonical_sha256":"1dba3ebd8d43e14d1cc7221482d35576aa96fb7d1226fed35794d0425429ae6d","source":{"kind":"arxiv","id":"1805.08892","version":2},"attestation_state":"computed","paper":{"title":"Loss of Hall Conductivity Quantization in a Non-Hermitian Quantum Anomalous Hall Insulator","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Mark R. Hirsbrunner, Matthew J. Gilbert, Timothy M. Philip","submitted_at":"2018-05-22T22:39:19Z","abstract_excerpt":"Recent work has extended topological band theory to open, non-Hermitian Hamiltonians, yet little is understood about how non-Hermiticity alters the topological quantization of associated observables. We address this problem by studying the quantum anomalous Hall effect (QAHE) generated in the Dirac surface states of a 3D time-reversal-invariant topological insulator (TI) that is proximity-coupled to a metallic ferromagnet. By constructing a contact self-energy for the ferromagnet, we show that in addition to generating a mass gap in the surface spectrum, the ferromagnet can introduce a non-Her"},"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":"1805.08892","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-05-22T22:39:19Z","cross_cats_sorted":[],"title_canon_sha256":"988bef2df2a0bfde697c1d9779f954e4c33a84de54ae8c2655f16c7373cb9579","abstract_canon_sha256":"79c40a574c657cc80cb0ae4c2b1ce84bd64bea05b78b8fde1574c5219d15c859"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:01:59.292561Z","signature_b64":"t7lOo9sq8fuB6wOsWhwr260bTvtL9aTNOGNyo7aLJj+GjtFKwaQrB+nfgJy+tY7ihTBqlOVXuqmrqjuvTliiAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1dba3ebd8d43e14d1cc7221482d35576aa96fb7d1226fed35794d0425429ae6d","last_reissued_at":"2026-05-18T00:01:59.292163Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:01:59.292163Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Loss of Hall Conductivity Quantization in a Non-Hermitian Quantum Anomalous Hall Insulator","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Mark R. Hirsbrunner, Matthew J. Gilbert, Timothy M. Philip","submitted_at":"2018-05-22T22:39:19Z","abstract_excerpt":"Recent work has extended topological band theory to open, non-Hermitian Hamiltonians, yet little is understood about how non-Hermiticity alters the topological quantization of associated observables. We address this problem by studying the quantum anomalous Hall effect (QAHE) generated in the Dirac surface states of a 3D time-reversal-invariant topological insulator (TI) that is proximity-coupled to a metallic ferromagnet. By constructing a contact self-energy for the ferromagnet, we show that in addition to generating a mass gap in the surface spectrum, the ferromagnet can introduce a non-Her"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.08892","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":"1805.08892","created_at":"2026-05-18T00:01:59.292230+00:00"},{"alias_kind":"arxiv_version","alias_value":"1805.08892v2","created_at":"2026-05-18T00:01:59.292230+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.08892","created_at":"2026-05-18T00:01:59.292230+00:00"},{"alias_kind":"pith_short_12","alias_value":"DW5D5PMNIPQU","created_at":"2026-05-18T12:32:19.392346+00:00"},{"alias_kind":"pith_short_16","alias_value":"DW5D5PMNIPQU2HGH","created_at":"2026-05-18T12:32:19.392346+00:00"},{"alias_kind":"pith_short_8","alias_value":"DW5D5PMN","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/DW5D5PMNIPQU2HGHEIKIFU2VO2","json":"https://pith.science/pith/DW5D5PMNIPQU2HGHEIKIFU2VO2.json","graph_json":"https://pith.science/api/pith-number/DW5D5PMNIPQU2HGHEIKIFU2VO2/graph.json","events_json":"https://pith.science/api/pith-number/DW5D5PMNIPQU2HGHEIKIFU2VO2/events.json","paper":"https://pith.science/paper/DW5D5PMN"},"agent_actions":{"view_html":"https://pith.science/pith/DW5D5PMNIPQU2HGHEIKIFU2VO2","download_json":"https://pith.science/pith/DW5D5PMNIPQU2HGHEIKIFU2VO2.json","view_paper":"https://pith.science/paper/DW5D5PMN","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1805.08892&json=true","fetch_graph":"https://pith.science/api/pith-number/DW5D5PMNIPQU2HGHEIKIFU2VO2/graph.json","fetch_events":"https://pith.science/api/pith-number/DW5D5PMNIPQU2HGHEIKIFU2VO2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/DW5D5PMNIPQU2HGHEIKIFU2VO2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/DW5D5PMNIPQU2HGHEIKIFU2VO2/action/storage_attestation","attest_author":"https://pith.science/pith/DW5D5PMNIPQU2HGHEIKIFU2VO2/action/author_attestation","sign_citation":"https://pith.science/pith/DW5D5PMNIPQU2HGHEIKIFU2VO2/action/citation_signature","submit_replication":"https://pith.science/pith/DW5D5PMNIPQU2HGHEIKIFU2VO2/action/replication_record"}},"created_at":"2026-05-18T00:01:59.292230+00:00","updated_at":"2026-05-18T00:01:59.292230+00:00"}