{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:GROF4MBJ3M7COWACWWSGIOTUW6","short_pith_number":"pith:GROF4MBJ","schema_version":"1.0","canonical_sha256":"345c5e3029db3e275802b5a4643a74b78d7a54d3962201ac38b1de2aa9c3bc64","source":{"kind":"arxiv","id":"1802.07964","version":3},"attestation_state":"computed","paper":{"title":"Topological phases of non-Hermitian systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.dis-nn","cond-mat.quant-gas","cond-mat.stat-mech","quant-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"Kazuaki Takasan, Kohei Kawabata, Masahito Ueda, Sho Higashikawa, Yuto Ashida, Zongping Gong","submitted_at":"2018-02-22T10:17:25Z","abstract_excerpt":"Recent experimental advances in controlling dissipation have brought about unprecedented flexibility in engineering non-Hermitian Hamiltonians in open classical and quantum systems. A particular interest centers on the topological properties of non-Hermitian systems, which exhibit unique phases with no Hermitian counterparts. However, no systematic understanding in analogy with the periodic table of topological insulators and superconductors has been achieved. In this paper, we develop a coherent framework of topological phases of non-Hermitian systems. After elucidating the physical meaning a"},"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":"1802.07964","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-02-22T10:17:25Z","cross_cats_sorted":["cond-mat.dis-nn","cond-mat.quant-gas","cond-mat.stat-mech","quant-ph"],"title_canon_sha256":"82474ffbd14d532ab4269f244f6c838f77fab2e5d06a53b7661bf16a4d32c828","abstract_canon_sha256":"a408e1b93c4d4dc07047bd684f33472bb1f8f594ebc4fea3b6dd142deeb83cef"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:05:05.229003Z","signature_b64":"Th//VStb3BBU0PtHAInHnLcoYXa4Uza3TEYz000hc8QrZMZhoLV9JVUkjv9ZXeR3mVwaroyh8ItxS7Lym8NQCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"345c5e3029db3e275802b5a4643a74b78d7a54d3962201ac38b1de2aa9c3bc64","last_reissued_at":"2026-05-18T00:05:05.228498Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:05:05.228498Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Topological phases of non-Hermitian systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.dis-nn","cond-mat.quant-gas","cond-mat.stat-mech","quant-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"Kazuaki Takasan, Kohei Kawabata, Masahito Ueda, Sho Higashikawa, Yuto Ashida, Zongping Gong","submitted_at":"2018-02-22T10:17:25Z","abstract_excerpt":"Recent experimental advances in controlling dissipation have brought about unprecedented flexibility in engineering non-Hermitian Hamiltonians in open classical and quantum systems. A particular interest centers on the topological properties of non-Hermitian systems, which exhibit unique phases with no Hermitian counterparts. However, no systematic understanding in analogy with the periodic table of topological insulators and superconductors has been achieved. In this paper, we develop a coherent framework of topological phases of non-Hermitian systems. After elucidating the physical meaning a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1802.07964","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":"1802.07964","created_at":"2026-05-18T00:05:05.228579+00:00"},{"alias_kind":"arxiv_version","alias_value":"1802.07964v3","created_at":"2026-05-18T00:05:05.228579+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1802.07964","created_at":"2026-05-18T00:05:05.228579+00:00"},{"alias_kind":"pith_short_12","alias_value":"GROF4MBJ3M7C","created_at":"2026-05-18T12:32:25.280505+00:00"},{"alias_kind":"pith_short_16","alias_value":"GROF4MBJ3M7COWAC","created_at":"2026-05-18T12:32:25.280505+00:00"},{"alias_kind":"pith_short_8","alias_value":"GROF4MBJ","created_at":"2026-05-18T12:32:25.280505+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":2,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2411.16843","citing_title":"Mobility edges in pseudo-unitary quasiperiodic quantum walks","ref_index":43,"is_internal_anchor":true},{"citing_arxiv_id":"2604.13358","citing_title":"Atiyah--Singer Index Theorem for Non-Hermitian Dirac Operators","ref_index":14,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/GROF4MBJ3M7COWACWWSGIOTUW6","json":"https://pith.science/pith/GROF4MBJ3M7COWACWWSGIOTUW6.json","graph_json":"https://pith.science/api/pith-number/GROF4MBJ3M7COWACWWSGIOTUW6/graph.json","events_json":"https://pith.science/api/pith-number/GROF4MBJ3M7COWACWWSGIOTUW6/events.json","paper":"https://pith.science/paper/GROF4MBJ"},"agent_actions":{"view_html":"https://pith.science/pith/GROF4MBJ3M7COWACWWSGIOTUW6","download_json":"https://pith.science/pith/GROF4MBJ3M7COWACWWSGIOTUW6.json","view_paper":"https://pith.science/paper/GROF4MBJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1802.07964&json=true","fetch_graph":"https://pith.science/api/pith-number/GROF4MBJ3M7COWACWWSGIOTUW6/graph.json","fetch_events":"https://pith.science/api/pith-number/GROF4MBJ3M7COWACWWSGIOTUW6/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/GROF4MBJ3M7COWACWWSGIOTUW6/action/timestamp_anchor","attest_storage":"https://pith.science/pith/GROF4MBJ3M7COWACWWSGIOTUW6/action/storage_attestation","attest_author":"https://pith.science/pith/GROF4MBJ3M7COWACWWSGIOTUW6/action/author_attestation","sign_citation":"https://pith.science/pith/GROF4MBJ3M7COWACWWSGIOTUW6/action/citation_signature","submit_replication":"https://pith.science/pith/GROF4MBJ3M7COWACWWSGIOTUW6/action/replication_record"}},"created_at":"2026-05-18T00:05:05.228579+00:00","updated_at":"2026-05-18T00:05:05.228579+00:00"}