{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:3Y2M4FKLEMYPY7M23E3P3BCXYH","short_pith_number":"pith:3Y2M4FKL","schema_version":"1.0","canonical_sha256":"de34ce154b2330fc7d9ad936fd8457c1de7372af3cd4eb7ab598cd0c6f530c54","source":{"kind":"arxiv","id":"1012.3856","version":1},"attestation_state":"computed","paper":{"title":"Interaction-induced negative differential resistance in asymmetric molecular junctions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Karsten Flensberg, Martin Leijnse, Mogens Br{\\o}ndsted Nielsen, Per Hedeg{\\aa}rd, Wei Sun","submitted_at":"2010-12-17T11:36:45Z","abstract_excerpt":"Combining insights from quantum chemistry calculations with master equations, we discuss a mechanism for negative differential resistance (NDR) in molecular junctions, operated in the regime of weak tunnel coupling. The NDR originates from an interplay of orbital spatial asymmetry and strong electron-electron interaction, which causes the molecule to become trapped in a non-conducting state above a voltage threshold. We show how the desired asymmetry can be selectively introduced in individual orbitals in e.g., OPE-type molecules by functionalization with a suitable side group, which is in lin"},"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":"1012.3856","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-12-17T11:36:45Z","cross_cats_sorted":[],"title_canon_sha256":"7eadc124c63c1a13ed9cda6bb1de8f87a32fbcc5524abe55ec0742ccbad84503","abstract_canon_sha256":"9e7f9cbfe2701bc309be8a677c35e0e0e3d2c22a29d3635a081cbd339ca79fa0"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:36:56.854913Z","signature_b64":"d+zFMVLWvBY+T/0xX3vMdzdCWVs5ySJg1izu2Lp1QZYBAR6ONBvCxFc1K92ym+WmEbWQA0fQH4qy0ooPHsB1Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"de34ce154b2330fc7d9ad936fd8457c1de7372af3cd4eb7ab598cd0c6f530c54","last_reissued_at":"2026-05-18T03:36:56.854416Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:36:56.854416Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Interaction-induced negative differential resistance in asymmetric molecular junctions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Karsten Flensberg, Martin Leijnse, Mogens Br{\\o}ndsted Nielsen, Per Hedeg{\\aa}rd, Wei Sun","submitted_at":"2010-12-17T11:36:45Z","abstract_excerpt":"Combining insights from quantum chemistry calculations with master equations, we discuss a mechanism for negative differential resistance (NDR) in molecular junctions, operated in the regime of weak tunnel coupling. The NDR originates from an interplay of orbital spatial asymmetry and strong electron-electron interaction, which causes the molecule to become trapped in a non-conducting state above a voltage threshold. We show how the desired asymmetry can be selectively introduced in individual orbitals in e.g., OPE-type molecules by functionalization with a suitable side group, which is in lin"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1012.3856","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":""},"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":"1012.3856","created_at":"2026-05-18T03:36:56.854481+00:00"},{"alias_kind":"arxiv_version","alias_value":"1012.3856v1","created_at":"2026-05-18T03:36:56.854481+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1012.3856","created_at":"2026-05-18T03:36:56.854481+00:00"},{"alias_kind":"pith_short_12","alias_value":"3Y2M4FKLEMYP","created_at":"2026-05-18T12:26:03.138858+00:00"},{"alias_kind":"pith_short_16","alias_value":"3Y2M4FKLEMYPY7M2","created_at":"2026-05-18T12:26:03.138858+00:00"},{"alias_kind":"pith_short_8","alias_value":"3Y2M4FKL","created_at":"2026-05-18T12:26:03.138858+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/3Y2M4FKLEMYPY7M23E3P3BCXYH","json":"https://pith.science/pith/3Y2M4FKLEMYPY7M23E3P3BCXYH.json","graph_json":"https://pith.science/api/pith-number/3Y2M4FKLEMYPY7M23E3P3BCXYH/graph.json","events_json":"https://pith.science/api/pith-number/3Y2M4FKLEMYPY7M23E3P3BCXYH/events.json","paper":"https://pith.science/paper/3Y2M4FKL"},"agent_actions":{"view_html":"https://pith.science/pith/3Y2M4FKLEMYPY7M23E3P3BCXYH","download_json":"https://pith.science/pith/3Y2M4FKLEMYPY7M23E3P3BCXYH.json","view_paper":"https://pith.science/paper/3Y2M4FKL","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1012.3856&json=true","fetch_graph":"https://pith.science/api/pith-number/3Y2M4FKLEMYPY7M23E3P3BCXYH/graph.json","fetch_events":"https://pith.science/api/pith-number/3Y2M4FKLEMYPY7M23E3P3BCXYH/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/3Y2M4FKLEMYPY7M23E3P3BCXYH/action/timestamp_anchor","attest_storage":"https://pith.science/pith/3Y2M4FKLEMYPY7M23E3P3BCXYH/action/storage_attestation","attest_author":"https://pith.science/pith/3Y2M4FKLEMYPY7M23E3P3BCXYH/action/author_attestation","sign_citation":"https://pith.science/pith/3Y2M4FKLEMYPY7M23E3P3BCXYH/action/citation_signature","submit_replication":"https://pith.science/pith/3Y2M4FKLEMYPY7M23E3P3BCXYH/action/replication_record"}},"created_at":"2026-05-18T03:36:56.854481+00:00","updated_at":"2026-05-18T03:36:56.854481+00:00"}