{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:RKOBROQJQH6KCAF3L5E5DJ7H2P","short_pith_number":"pith:RKOBROQJ","schema_version":"1.0","canonical_sha256":"8a9c18ba0981fca100bb5f49d1a7e7d3f1eb4ce76c3b85a30798ffb993a2c1b9","source":{"kind":"arxiv","id":"2504.00524","version":3},"attestation_state":"computed","paper":{"title":"Signatures of exceptional points in multiterminal superconductor-normal metal junctions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Karsten Flensberg, Oliver Solow","submitted_at":"2025-04-01T08:17:29Z","abstract_excerpt":"We study a non-Hermitian, multiterminal superconducting-normal system in order to identify experimental signatures of exceptional points. We focus on a minimal setting with a single spinful level, spin-dependent normal leads, and a noncollinear magnetic field. This system hosts both topologically-protected, as well as symmetry-protected exceptional points. Using an exact transport formalism, we show that the exceptional points leave signatures visible through spectroscopy of the Andreev states, but that they have a minor effect on the Josephson current. We also argue that these findings hold w"},"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":"2504.00524","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2025-04-01T08:17:29Z","cross_cats_sorted":[],"title_canon_sha256":"238a460279a2f6c460a4298f5ad95a32156193d7fb1b7f9e5b25fd49f370464c","abstract_canon_sha256":"884f056aa9a06396e196a9f31d6a85765624c32d59e5903f4161443c5eaf78be"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-20T01:06:04.179755Z","signature_b64":"v5dr/TuieFB5KDNaNC60Q1rjwQesPnDM1gbE7iLT5PO3TAUFSH3DriK/YcP88BkweWgUsMH128oP4MxODkjPAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8a9c18ba0981fca100bb5f49d1a7e7d3f1eb4ce76c3b85a30798ffb993a2c1b9","last_reissued_at":"2026-05-20T01:06:04.178919Z","signature_status":"signed_v1","first_computed_at":"2026-05-20T01:06:04.178919Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Signatures of exceptional points in multiterminal superconductor-normal metal junctions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Karsten Flensberg, Oliver Solow","submitted_at":"2025-04-01T08:17:29Z","abstract_excerpt":"We study a non-Hermitian, multiterminal superconducting-normal system in order to identify experimental signatures of exceptional points. We focus on a minimal setting with a single spinful level, spin-dependent normal leads, and a noncollinear magnetic field. This system hosts both topologically-protected, as well as symmetry-protected exceptional points. Using an exact transport formalism, we show that the exceptional points leave signatures visible through spectroscopy of the Andreev states, but that they have a minor effect on the Josephson current. We also argue that these findings hold w"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.00524","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2504.00524/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":"2504.00524","created_at":"2026-05-20T01:06:04.179041+00:00"},{"alias_kind":"arxiv_version","alias_value":"2504.00524v3","created_at":"2026-05-20T01:06:04.179041+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.00524","created_at":"2026-05-20T01:06:04.179041+00:00"},{"alias_kind":"pith_short_12","alias_value":"RKOBROQJQH6K","created_at":"2026-05-20T01:06:04.179041+00:00"},{"alias_kind":"pith_short_16","alias_value":"RKOBROQJQH6KCAF3","created_at":"2026-05-20T01:06:04.179041+00:00"},{"alias_kind":"pith_short_8","alias_value":"RKOBROQJ","created_at":"2026-05-20T01:06:04.179041+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2510.00921","citing_title":"Non-Hermitian skin effect and electronic nonlocal transport","ref_index":41,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/RKOBROQJQH6KCAF3L5E5DJ7H2P","json":"https://pith.science/pith/RKOBROQJQH6KCAF3L5E5DJ7H2P.json","graph_json":"https://pith.science/api/pith-number/RKOBROQJQH6KCAF3L5E5DJ7H2P/graph.json","events_json":"https://pith.science/api/pith-number/RKOBROQJQH6KCAF3L5E5DJ7H2P/events.json","paper":"https://pith.science/paper/RKOBROQJ"},"agent_actions":{"view_html":"https://pith.science/pith/RKOBROQJQH6KCAF3L5E5DJ7H2P","download_json":"https://pith.science/pith/RKOBROQJQH6KCAF3L5E5DJ7H2P.json","view_paper":"https://pith.science/paper/RKOBROQJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2504.00524&json=true","fetch_graph":"https://pith.science/api/pith-number/RKOBROQJQH6KCAF3L5E5DJ7H2P/graph.json","fetch_events":"https://pith.science/api/pith-number/RKOBROQJQH6KCAF3L5E5DJ7H2P/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/RKOBROQJQH6KCAF3L5E5DJ7H2P/action/timestamp_anchor","attest_storage":"https://pith.science/pith/RKOBROQJQH6KCAF3L5E5DJ7H2P/action/storage_attestation","attest_author":"https://pith.science/pith/RKOBROQJQH6KCAF3L5E5DJ7H2P/action/author_attestation","sign_citation":"https://pith.science/pith/RKOBROQJQH6KCAF3L5E5DJ7H2P/action/citation_signature","submit_replication":"https://pith.science/pith/RKOBROQJQH6KCAF3L5E5DJ7H2P/action/replication_record"}},"created_at":"2026-05-20T01:06:04.179041+00:00","updated_at":"2026-05-20T01:06:04.179041+00:00"}