{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:3PVNZTXOOY5YCB42IZU4LUHRFQ","short_pith_number":"pith:3PVNZTXO","schema_version":"1.0","canonical_sha256":"dbeadcceee763b81079a4669c5d0f12c1407e684a455d2c1919bba16376a2e89","source":{"kind":"arxiv","id":"1908.01372","version":2},"attestation_state":"computed","paper":{"title":"Non-Hermitian Boundary State Engineering in Anomalous Floquet Topological Insulators","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"Andreas Alvermann, Bastian H\\\"ockendorf, Holger Fehske","submitted_at":"2019-08-04T16:36:45Z","abstract_excerpt":"In Hermitian topological systems, the bulk-boundary correspondence strictly constraints boundary transport to values determined by the topological properties of the bulk. We demonstrate that this constraint can be lifted in non-Hermitian Floquet insulators. Provided that the insulator supports an anomalous topological phase, non-Hermiticity allows us to modify the boundary states independently of the bulk, without sacrificing their topological nature. We explore the ensuing possibilities for a Floquet topological insulator with non-Hermitian time-reversal symmetry, where the helical transport "},"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":"1908.01372","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2019-08-04T16:36:45Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"f47ee8735107f50a16915acbbb809bdf57b2f3ee4736791b80a49873cdc56458","abstract_canon_sha256":"edde37cafc42c14254e339001a7af2c5459ebc1be9296ae60ce30d30d205502f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:21:35.972384Z","signature_b64":"ze6RQaTtM2k0WegB6iitNBEI2V9yQs6DVbM+V3/NH6I9u4MFOZZJEqZRe3vxPM5mi8+U6x2nWjeyU4/tqoBKAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dbeadcceee763b81079a4669c5d0f12c1407e684a455d2c1919bba16376a2e89","last_reissued_at":"2026-07-05T00:21:35.971851Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:21:35.971851Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Non-Hermitian Boundary State Engineering in Anomalous Floquet Topological Insulators","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"Andreas Alvermann, Bastian H\\\"ockendorf, Holger Fehske","submitted_at":"2019-08-04T16:36:45Z","abstract_excerpt":"In Hermitian topological systems, the bulk-boundary correspondence strictly constraints boundary transport to values determined by the topological properties of the bulk. We demonstrate that this constraint can be lifted in non-Hermitian Floquet insulators. Provided that the insulator supports an anomalous topological phase, non-Hermiticity allows us to modify the boundary states independently of the bulk, without sacrificing their topological nature. We explore the ensuing possibilities for a Floquet topological insulator with non-Hermitian time-reversal symmetry, where the helical transport "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.01372","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1908.01372/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"1908.01372","created_at":"2026-07-05T00:21:35.971917+00:00"},{"alias_kind":"arxiv_version","alias_value":"1908.01372v2","created_at":"2026-07-05T00:21:35.971917+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.01372","created_at":"2026-07-05T00:21:35.971917+00:00"},{"alias_kind":"pith_short_12","alias_value":"3PVNZTXOOY5Y","created_at":"2026-07-05T00:21:35.971917+00:00"},{"alias_kind":"pith_short_16","alias_value":"3PVNZTXOOY5YCB42","created_at":"2026-07-05T00:21:35.971917+00:00"},{"alias_kind":"pith_short_8","alias_value":"3PVNZTXO","created_at":"2026-07-05T00:21:35.971917+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"1908.01372","citing_title":"Non-Hermitian Boundary State Engineering in Anomalous Floquet Topological Insulators","ref_index":60,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/3PVNZTXOOY5YCB42IZU4LUHRFQ","json":"https://pith.science/pith/3PVNZTXOOY5YCB42IZU4LUHRFQ.json","graph_json":"https://pith.science/api/pith-number/3PVNZTXOOY5YCB42IZU4LUHRFQ/graph.json","events_json":"https://pith.science/api/pith-number/3PVNZTXOOY5YCB42IZU4LUHRFQ/events.json","paper":"https://pith.science/paper/3PVNZTXO"},"agent_actions":{"view_html":"https://pith.science/pith/3PVNZTXOOY5YCB42IZU4LUHRFQ","download_json":"https://pith.science/pith/3PVNZTXOOY5YCB42IZU4LUHRFQ.json","view_paper":"https://pith.science/paper/3PVNZTXO","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1908.01372&json=true","fetch_graph":"https://pith.science/api/pith-number/3PVNZTXOOY5YCB42IZU4LUHRFQ/graph.json","fetch_events":"https://pith.science/api/pith-number/3PVNZTXOOY5YCB42IZU4LUHRFQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/3PVNZTXOOY5YCB42IZU4LUHRFQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/3PVNZTXOOY5YCB42IZU4LUHRFQ/action/storage_attestation","attest_author":"https://pith.science/pith/3PVNZTXOOY5YCB42IZU4LUHRFQ/action/author_attestation","sign_citation":"https://pith.science/pith/3PVNZTXOOY5YCB42IZU4LUHRFQ/action/citation_signature","submit_replication":"https://pith.science/pith/3PVNZTXOOY5YCB42IZU4LUHRFQ/action/replication_record"}},"created_at":"2026-07-05T00:21:35.971917+00:00","updated_at":"2026-07-05T00:21:35.971917+00:00"}