{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2008:XISY6ANB5CPGFIOPT24O3WGRUN","short_pith_number":"pith:XISY6ANB","schema_version":"1.0","canonical_sha256":"ba258f01a1e89e62a1cf9eb8edd8d1a367372217d5675c2a67ff8b0a2091e13c","source":{"kind":"arxiv","id":"0809.4993","version":1},"attestation_state":"computed","paper":{"title":"Perfect dc conductance of a finite width Mott insulator sandwiched between metallic leads at zero temperature: a quantum emergent phenomenon in strongly correlated multilayers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Bangalore), H. R. Krishnamurthy (Georgetown, H. Zenia (Georgetown), IIS, J. K. Freericks (Georgetown), Th. Pruschke (Goettingen)","submitted_at":"2008-09-29T15:26:02Z","abstract_excerpt":"Using inhomogeneous dynamical mean-field theory, we argue that the normal-metal proximity effect forces any finite number of \"barrier\" planes that are described by the (paramagnetic) Hubbard model and sandwiched between semi-infinite metallic leads to always be a Fermi liquid at T=0. This then implies that the inhomogeneous system restores lattice periodicity at zero frequency, has a well-defined Fermi surface, and should display perfect (ballistic) conductivity or \"transparency\". These results are, however, fragile with respect to finite frequency, V, T, disorder, or magnetism, all of which r"},"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":"0809.4993","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2008-09-29T15:26:02Z","cross_cats_sorted":[],"title_canon_sha256":"78a70114bb9807c933bd5f88136249c792e19ab5186d86b5076cf15540327155","abstract_canon_sha256":"bc99d43306543952ebc66eefe1e2f8cbc54c5fe76ee1f920fb1e71baa95832ab"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:06:21.301915Z","signature_b64":"nerKee+vCIoQKFgDR1k/LfTRbw7EX3zizNTZuSaTBIsvC9sbkSqGyB9A7rolm3dqE4OUjon22vUuHKxPDnipDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ba258f01a1e89e62a1cf9eb8edd8d1a367372217d5675c2a67ff8b0a2091e13c","last_reissued_at":"2026-05-18T04:06:21.301151Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:06:21.301151Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Perfect dc conductance of a finite width Mott insulator sandwiched between metallic leads at zero temperature: a quantum emergent phenomenon in strongly correlated multilayers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Bangalore), H. R. Krishnamurthy (Georgetown, H. Zenia (Georgetown), IIS, J. K. Freericks (Georgetown), Th. Pruschke (Goettingen)","submitted_at":"2008-09-29T15:26:02Z","abstract_excerpt":"Using inhomogeneous dynamical mean-field theory, we argue that the normal-metal proximity effect forces any finite number of \"barrier\" planes that are described by the (paramagnetic) Hubbard model and sandwiched between semi-infinite metallic leads to always be a Fermi liquid at T=0. This then implies that the inhomogeneous system restores lattice periodicity at zero frequency, has a well-defined Fermi surface, and should display perfect (ballistic) conductivity or \"transparency\". These results are, however, fragile with respect to finite frequency, V, T, disorder, or magnetism, all of which r"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0809.4993","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":"0809.4993","created_at":"2026-05-18T04:06:21.301272+00:00"},{"alias_kind":"arxiv_version","alias_value":"0809.4993v1","created_at":"2026-05-18T04:06:21.301272+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0809.4993","created_at":"2026-05-18T04:06:21.301272+00:00"},{"alias_kind":"pith_short_12","alias_value":"XISY6ANB5CPG","created_at":"2026-05-18T12:25:58.018023+00:00"},{"alias_kind":"pith_short_16","alias_value":"XISY6ANB5CPGFIOP","created_at":"2026-05-18T12:25:58.018023+00:00"},{"alias_kind":"pith_short_8","alias_value":"XISY6ANB","created_at":"2026-05-18T12:25:58.018023+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/XISY6ANB5CPGFIOPT24O3WGRUN","json":"https://pith.science/pith/XISY6ANB5CPGFIOPT24O3WGRUN.json","graph_json":"https://pith.science/api/pith-number/XISY6ANB5CPGFIOPT24O3WGRUN/graph.json","events_json":"https://pith.science/api/pith-number/XISY6ANB5CPGFIOPT24O3WGRUN/events.json","paper":"https://pith.science/paper/XISY6ANB"},"agent_actions":{"view_html":"https://pith.science/pith/XISY6ANB5CPGFIOPT24O3WGRUN","download_json":"https://pith.science/pith/XISY6ANB5CPGFIOPT24O3WGRUN.json","view_paper":"https://pith.science/paper/XISY6ANB","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0809.4993&json=true","fetch_graph":"https://pith.science/api/pith-number/XISY6ANB5CPGFIOPT24O3WGRUN/graph.json","fetch_events":"https://pith.science/api/pith-number/XISY6ANB5CPGFIOPT24O3WGRUN/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XISY6ANB5CPGFIOPT24O3WGRUN/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XISY6ANB5CPGFIOPT24O3WGRUN/action/storage_attestation","attest_author":"https://pith.science/pith/XISY6ANB5CPGFIOPT24O3WGRUN/action/author_attestation","sign_citation":"https://pith.science/pith/XISY6ANB5CPGFIOPT24O3WGRUN/action/citation_signature","submit_replication":"https://pith.science/pith/XISY6ANB5CPGFIOPT24O3WGRUN/action/replication_record"}},"created_at":"2026-05-18T04:06:21.301272+00:00","updated_at":"2026-05-18T04:06:21.301272+00:00"}