{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:FNUA6OD7DP22RBWCB4JZJLPIO3","short_pith_number":"pith:FNUA6OD7","schema_version":"1.0","canonical_sha256":"2b680f387f1bf5a886c20f1394ade876de0525474ba1dea853b7ffaf6b08f263","source":{"kind":"arxiv","id":"2608.09758","version":1},"attestation_state":"computed","paper":{"title":"Disorder-robust trivial Majorana-like states from smooth confinement in chiral superconducting nanowires","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.supr-con"],"primary_cat":"cond-mat.mes-hall","authors_text":"Eslam Ahmed, Jorge Cayao, Yukio Tanaka","submitted_at":"2026-08-10T15:48:24Z","abstract_excerpt":"Near-zero-energy states in Majorana nanowires can arise from topologically trivial mechanisms such as smooth spatial inhomogeneity and disorder, making zero-energy pinning alone insufficient evidence of bulk topology. Here we identify a real-space mechanism governing their robustness to symmetry-preserving disorder. For a chiral-symmetric Bogoliubov-de Gennes Hamiltonian, we decompose a low-energy state into two normalized components of opposite chirality and show that disorder-induced splitting is bounded by their spatial overlap. We demonstrate this result in a finite Rashba nanowire with sm"},"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":"2608.09758","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2026-08-10T15:48:24Z","cross_cats_sorted":["cond-mat.supr-con"],"title_canon_sha256":"4705ccc27460e7251c1db70d6e46c63eab7eb88c67c661a301317c11cb0119ca","abstract_canon_sha256":"1fdf924301580ddd335b9eaaf63f0302971aeeb55a73b6649ca1227164f804f1"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-08-11T02:24:57.328867Z","signature_b64":"jXtmil2bCkuWFCH6oteGpV6c/wJtw482EGN2WAyDFojc7dZ53xYQbdY76klvVuiahL8mBuJuy3IT0Khls8wtBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2b680f387f1bf5a886c20f1394ade876de0525474ba1dea853b7ffaf6b08f263","last_reissued_at":"2026-08-11T02:24:57.326946Z","signature_status":"signed_v1","first_computed_at":"2026-08-11T02:24:57.326946Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Disorder-robust trivial Majorana-like states from smooth confinement in chiral superconducting nanowires","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.supr-con"],"primary_cat":"cond-mat.mes-hall","authors_text":"Eslam Ahmed, Jorge Cayao, Yukio Tanaka","submitted_at":"2026-08-10T15:48:24Z","abstract_excerpt":"Near-zero-energy states in Majorana nanowires can arise from topologically trivial mechanisms such as smooth spatial inhomogeneity and disorder, making zero-energy pinning alone insufficient evidence of bulk topology. Here we identify a real-space mechanism governing their robustness to symmetry-preserving disorder. For a chiral-symmetric Bogoliubov-de Gennes Hamiltonian, we decompose a low-energy state into two normalized components of opposite chirality and show that disorder-induced splitting is bounded by their spatial overlap. We demonstrate this result in a finite Rashba nanowire with sm"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.09758","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2608.09758/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":"2608.09758","created_at":"2026-08-11T02:24:57.327667+00:00"},{"alias_kind":"arxiv_version","alias_value":"2608.09758v1","created_at":"2026-08-11T02:24:57.327667+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.09758","created_at":"2026-08-11T02:24:57.327667+00:00"},{"alias_kind":"pith_short_12","alias_value":"FNUA6OD7DP22","created_at":"2026-08-11T02:24:57.327667+00:00"},{"alias_kind":"pith_short_16","alias_value":"FNUA6OD7DP22RBWC","created_at":"2026-08-11T02:24:57.327667+00:00"},{"alias_kind":"pith_short_8","alias_value":"FNUA6OD7","created_at":"2026-08-11T02:24:57.327667+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/FNUA6OD7DP22RBWCB4JZJLPIO3","json":"https://pith.science/pith/FNUA6OD7DP22RBWCB4JZJLPIO3.json","graph_json":"https://pith.science/api/pith-number/FNUA6OD7DP22RBWCB4JZJLPIO3/graph.json","events_json":"https://pith.science/api/pith-number/FNUA6OD7DP22RBWCB4JZJLPIO3/events.json","paper":"https://pith.science/paper/FNUA6OD7"},"agent_actions":{"view_html":"https://pith.science/pith/FNUA6OD7DP22RBWCB4JZJLPIO3","download_json":"https://pith.science/pith/FNUA6OD7DP22RBWCB4JZJLPIO3.json","view_paper":"https://pith.science/paper/FNUA6OD7","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2608.09758&json=true","fetch_graph":"https://pith.science/api/pith-number/FNUA6OD7DP22RBWCB4JZJLPIO3/graph.json","fetch_events":"https://pith.science/api/pith-number/FNUA6OD7DP22RBWCB4JZJLPIO3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/FNUA6OD7DP22RBWCB4JZJLPIO3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/FNUA6OD7DP22RBWCB4JZJLPIO3/action/storage_attestation","attest_author":"https://pith.science/pith/FNUA6OD7DP22RBWCB4JZJLPIO3/action/author_attestation","sign_citation":"https://pith.science/pith/FNUA6OD7DP22RBWCB4JZJLPIO3/action/citation_signature","submit_replication":"https://pith.science/pith/FNUA6OD7DP22RBWCB4JZJLPIO3/action/replication_record"}},"created_at":"2026-08-11T02:24:57.327667+00:00","updated_at":"2026-08-11T02:24:57.327667+00:00"}