{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:YXK6WEDZON5OAI3XJB7D7VKLRP","short_pith_number":"pith:YXK6WEDZ","schema_version":"1.0","canonical_sha256":"c5d5eb1079737ae02377487e3fd54b8bd7b40dc3572fd823da6f6b82bc973bed","source":{"kind":"arxiv","id":"1810.02514","version":4},"attestation_state":"computed","paper":{"title":"Superconducting proximity effect in epitaxial Al-InAs heterostructures","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Javad Shabani, Joseph Yuan, Kaushini Wickramasinghe, Matthieu C. Dartiailh, Tri Nguyen, William Mayer","submitted_at":"2018-10-05T04:26:59Z","abstract_excerpt":"Semiconductor-based Josephson junctions provide a platform for studying proximity effect due to the possibility of tuning junction properties by gate voltage and large-scale fabrication of complex Josephson circuits. Recently Josephson junctions using InAs weak link with epitaxial aluminum contact have improved the product of normal resistance and critical current, $I_cR_N$, in addition to fabrication process reliability. Here we study similar devices with epitaxial contact and find large supercurrent and substantial product of $I_cR_N$ in our junctions. However we find a striking difference 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":"1810.02514","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-10-05T04:26:59Z","cross_cats_sorted":[],"title_canon_sha256":"725be9741a4befd4424e9b442065e25db740a3fa58454371bcab6fd7e27c8f78","abstract_canon_sha256":"02a1301c57b148c539c07bc5b1bff2212018b6b1204ceee1005d4e6ac7c0d844"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:50:12.158206Z","signature_b64":"ZLRWWuzCFMhTSYo6a7xMOp0ycy9FPGAmKtlmbIuabkeLcJZVx7Chm7LQHu18PVp3rfGvVY9zGvtuKjt1QdvkAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c5d5eb1079737ae02377487e3fd54b8bd7b40dc3572fd823da6f6b82bc973bed","last_reissued_at":"2026-05-17T23:50:12.157765Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:50:12.157765Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Superconducting proximity effect in epitaxial Al-InAs heterostructures","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Javad Shabani, Joseph Yuan, Kaushini Wickramasinghe, Matthieu C. Dartiailh, Tri Nguyen, William Mayer","submitted_at":"2018-10-05T04:26:59Z","abstract_excerpt":"Semiconductor-based Josephson junctions provide a platform for studying proximity effect due to the possibility of tuning junction properties by gate voltage and large-scale fabrication of complex Josephson circuits. Recently Josephson junctions using InAs weak link with epitaxial aluminum contact have improved the product of normal resistance and critical current, $I_cR_N$, in addition to fabrication process reliability. Here we study similar devices with epitaxial contact and find large supercurrent and substantial product of $I_cR_N$ in our junctions. However we find a striking difference w"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.02514","kind":"arxiv","version":4},"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":"1810.02514","created_at":"2026-05-17T23:50:12.157833+00:00"},{"alias_kind":"arxiv_version","alias_value":"1810.02514v4","created_at":"2026-05-17T23:50:12.157833+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.02514","created_at":"2026-05-17T23:50:12.157833+00:00"},{"alias_kind":"pith_short_12","alias_value":"YXK6WEDZON5O","created_at":"2026-05-18T12:33:04.347982+00:00"},{"alias_kind":"pith_short_16","alias_value":"YXK6WEDZON5OAI3X","created_at":"2026-05-18T12:33:04.347982+00:00"},{"alias_kind":"pith_short_8","alias_value":"YXK6WEDZ","created_at":"2026-05-18T12:33:04.347982+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/YXK6WEDZON5OAI3XJB7D7VKLRP","json":"https://pith.science/pith/YXK6WEDZON5OAI3XJB7D7VKLRP.json","graph_json":"https://pith.science/api/pith-number/YXK6WEDZON5OAI3XJB7D7VKLRP/graph.json","events_json":"https://pith.science/api/pith-number/YXK6WEDZON5OAI3XJB7D7VKLRP/events.json","paper":"https://pith.science/paper/YXK6WEDZ"},"agent_actions":{"view_html":"https://pith.science/pith/YXK6WEDZON5OAI3XJB7D7VKLRP","download_json":"https://pith.science/pith/YXK6WEDZON5OAI3XJB7D7VKLRP.json","view_paper":"https://pith.science/paper/YXK6WEDZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1810.02514&json=true","fetch_graph":"https://pith.science/api/pith-number/YXK6WEDZON5OAI3XJB7D7VKLRP/graph.json","fetch_events":"https://pith.science/api/pith-number/YXK6WEDZON5OAI3XJB7D7VKLRP/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/YXK6WEDZON5OAI3XJB7D7VKLRP/action/timestamp_anchor","attest_storage":"https://pith.science/pith/YXK6WEDZON5OAI3XJB7D7VKLRP/action/storage_attestation","attest_author":"https://pith.science/pith/YXK6WEDZON5OAI3XJB7D7VKLRP/action/author_attestation","sign_citation":"https://pith.science/pith/YXK6WEDZON5OAI3XJB7D7VKLRP/action/citation_signature","submit_replication":"https://pith.science/pith/YXK6WEDZON5OAI3XJB7D7VKLRP/action/replication_record"}},"created_at":"2026-05-17T23:50:12.157833+00:00","updated_at":"2026-05-17T23:50:12.157833+00:00"}