{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:NENEVHAEBY457LB6IXBPRYN7IS","short_pith_number":"pith:NENEVHAE","schema_version":"1.0","canonical_sha256":"691a4a9c040e39dfac3e45c2f8e1bf44a34c5b2d1fc746d7de01883eceea0b84","source":{"kind":"arxiv","id":"1405.6357","version":2},"attestation_state":"computed","paper":{"title":"Theory of Point Contact Spectroscopy in Correlated Materials","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.str-el","authors_text":"Hamood Z. Arham, Laura H. Greene, Philip W. Phillips, Wan Kyu Park, Wei-Cheng Lee","submitted_at":"2014-05-25T04:08:52Z","abstract_excerpt":"We develop a microscopic theory for the point-contact conductance between a metalic electrode and a strongly correlated material using the non-equilibrium Schwinger-Kadanoff-Baym-Keldysh formalism. We explicitly show that in the classical limit, contact size shorter than the scattering length of the system, the microscopic model can be reduced to an effective model with transfer matrix elements that conserve in-plane momentum. We find that the conductance $dI/dV$ is proportional to the {\\it effective density of states}, that is, the integrated single-particle spectral function $A(\\omega=eV)$ o"},"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":"1405.6357","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-05-25T04:08:52Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"e1a43b42ee2f06102055421c91611fad3dbb3674c802ce08b31bb77357729503","abstract_canon_sha256":"a8080c5553fd889b4370c5ace41d9fb8fd7514370db9765a9951d0812f0578a7"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:28:40.615092Z","signature_b64":"QTxU7N0GyQpEMgtQ588IlrIptGlLgYQL5sdhmhAWB+hpxYJBW2nDCMl4deg/ucMm4HD2BUDWJvnDcT/9irjIAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"691a4a9c040e39dfac3e45c2f8e1bf44a34c5b2d1fc746d7de01883eceea0b84","last_reissued_at":"2026-05-18T02:28:40.614672Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:28:40.614672Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Theory of Point Contact Spectroscopy in Correlated Materials","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.str-el","authors_text":"Hamood Z. Arham, Laura H. Greene, Philip W. Phillips, Wan Kyu Park, Wei-Cheng Lee","submitted_at":"2014-05-25T04:08:52Z","abstract_excerpt":"We develop a microscopic theory for the point-contact conductance between a metalic electrode and a strongly correlated material using the non-equilibrium Schwinger-Kadanoff-Baym-Keldysh formalism. We explicitly show that in the classical limit, contact size shorter than the scattering length of the system, the microscopic model can be reduced to an effective model with transfer matrix elements that conserve in-plane momentum. We find that the conductance $dI/dV$ is proportional to the {\\it effective density of states}, that is, the integrated single-particle spectral function $A(\\omega=eV)$ o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1405.6357","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":""},"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":"1405.6357","created_at":"2026-05-18T02:28:40.614718+00:00"},{"alias_kind":"arxiv_version","alias_value":"1405.6357v2","created_at":"2026-05-18T02:28:40.614718+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1405.6357","created_at":"2026-05-18T02:28:40.614718+00:00"},{"alias_kind":"pith_short_12","alias_value":"NENEVHAEBY45","created_at":"2026-05-18T12:28:41.024544+00:00"},{"alias_kind":"pith_short_16","alias_value":"NENEVHAEBY457LB6","created_at":"2026-05-18T12:28:41.024544+00:00"},{"alias_kind":"pith_short_8","alias_value":"NENEVHAE","created_at":"2026-05-18T12:28:41.024544+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/NENEVHAEBY457LB6IXBPRYN7IS","json":"https://pith.science/pith/NENEVHAEBY457LB6IXBPRYN7IS.json","graph_json":"https://pith.science/api/pith-number/NENEVHAEBY457LB6IXBPRYN7IS/graph.json","events_json":"https://pith.science/api/pith-number/NENEVHAEBY457LB6IXBPRYN7IS/events.json","paper":"https://pith.science/paper/NENEVHAE"},"agent_actions":{"view_html":"https://pith.science/pith/NENEVHAEBY457LB6IXBPRYN7IS","download_json":"https://pith.science/pith/NENEVHAEBY457LB6IXBPRYN7IS.json","view_paper":"https://pith.science/paper/NENEVHAE","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1405.6357&json=true","fetch_graph":"https://pith.science/api/pith-number/NENEVHAEBY457LB6IXBPRYN7IS/graph.json","fetch_events":"https://pith.science/api/pith-number/NENEVHAEBY457LB6IXBPRYN7IS/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NENEVHAEBY457LB6IXBPRYN7IS/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NENEVHAEBY457LB6IXBPRYN7IS/action/storage_attestation","attest_author":"https://pith.science/pith/NENEVHAEBY457LB6IXBPRYN7IS/action/author_attestation","sign_citation":"https://pith.science/pith/NENEVHAEBY457LB6IXBPRYN7IS/action/citation_signature","submit_replication":"https://pith.science/pith/NENEVHAEBY457LB6IXBPRYN7IS/action/replication_record"}},"created_at":"2026-05-18T02:28:40.614718+00:00","updated_at":"2026-05-18T02:28:40.614718+00:00"}