{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:D4SARTA6VEGPYCXD5P2UXBWWLR","short_pith_number":"pith:D4SARTA6","schema_version":"1.0","canonical_sha256":"1f2408cc1ea90cfc0ae3ebf54b86d65c66295eab0cc91670f818c0ce14ae7f81","source":{"kind":"arxiv","id":"1110.6359","version":2},"attestation_state":"computed","paper":{"title":"Coulomb drag in graphene: perturbation theory","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.mes-hall","authors_text":"B.N. Narozhny, I.V. Gornyi, M. Titov, P.M. Ostrovsky","submitted_at":"2011-10-28T15:00:47Z","abstract_excerpt":"We study the effect of Coulomb drag between two closely positioned graphene monolayers. In the limit of weak electron-electron interaction and small inter-layer spacing ($\\mu_{1(2)}, T\\ll v/d$) the drag is described by a universal function of the chemical potentials of the layers $\\mu_{1(2)}$ measured in the units of temperature $T$. When both layers are tuned close to the Dirac point, then the drag coefficient is proportional to the product of the chemical potentials $\\rho_D\\propto\\mu_1\\mu_2$. In the opposite limit of low temperature the drag is inversely proportional to both chemical potenti"},"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":"1110.6359","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-10-28T15:00:47Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"f6391f6f59dfb45c56e8463044a9c08be3c1999f55406a3df024285cb7031583","abstract_canon_sha256":"4736afefd696586362ee78897543b924c9eb4d29b96382b51411c240f1e2009c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:49:22.149180Z","signature_b64":"p6lX0xiS+aAJMaLuXN2hXuG2osX6IhiTuIHyqI5tW2uFqq0vFNyUU347pirWRTBlJuZQvis/SmlFIOWprbHwCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1f2408cc1ea90cfc0ae3ebf54b86d65c66295eab0cc91670f818c0ce14ae7f81","last_reissued_at":"2026-05-18T03:49:22.148519Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:49:22.148519Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Coulomb drag in graphene: perturbation theory","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.mes-hall","authors_text":"B.N. Narozhny, I.V. Gornyi, M. Titov, P.M. Ostrovsky","submitted_at":"2011-10-28T15:00:47Z","abstract_excerpt":"We study the effect of Coulomb drag between two closely positioned graphene monolayers. In the limit of weak electron-electron interaction and small inter-layer spacing ($\\mu_{1(2)}, T\\ll v/d$) the drag is described by a universal function of the chemical potentials of the layers $\\mu_{1(2)}$ measured in the units of temperature $T$. When both layers are tuned close to the Dirac point, then the drag coefficient is proportional to the product of the chemical potentials $\\rho_D\\propto\\mu_1\\mu_2$. In the opposite limit of low temperature the drag is inversely proportional to both chemical potenti"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1110.6359","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":"1110.6359","created_at":"2026-05-18T03:49:22.148649+00:00"},{"alias_kind":"arxiv_version","alias_value":"1110.6359v2","created_at":"2026-05-18T03:49:22.148649+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1110.6359","created_at":"2026-05-18T03:49:22.148649+00:00"},{"alias_kind":"pith_short_12","alias_value":"D4SARTA6VEGP","created_at":"2026-05-18T12:26:26.731475+00:00"},{"alias_kind":"pith_short_16","alias_value":"D4SARTA6VEGPYCXD","created_at":"2026-05-18T12:26:26.731475+00:00"},{"alias_kind":"pith_short_8","alias_value":"D4SARTA6","created_at":"2026-05-18T12:26:26.731475+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/D4SARTA6VEGPYCXD5P2UXBWWLR","json":"https://pith.science/pith/D4SARTA6VEGPYCXD5P2UXBWWLR.json","graph_json":"https://pith.science/api/pith-number/D4SARTA6VEGPYCXD5P2UXBWWLR/graph.json","events_json":"https://pith.science/api/pith-number/D4SARTA6VEGPYCXD5P2UXBWWLR/events.json","paper":"https://pith.science/paper/D4SARTA6"},"agent_actions":{"view_html":"https://pith.science/pith/D4SARTA6VEGPYCXD5P2UXBWWLR","download_json":"https://pith.science/pith/D4SARTA6VEGPYCXD5P2UXBWWLR.json","view_paper":"https://pith.science/paper/D4SARTA6","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1110.6359&json=true","fetch_graph":"https://pith.science/api/pith-number/D4SARTA6VEGPYCXD5P2UXBWWLR/graph.json","fetch_events":"https://pith.science/api/pith-number/D4SARTA6VEGPYCXD5P2UXBWWLR/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/D4SARTA6VEGPYCXD5P2UXBWWLR/action/timestamp_anchor","attest_storage":"https://pith.science/pith/D4SARTA6VEGPYCXD5P2UXBWWLR/action/storage_attestation","attest_author":"https://pith.science/pith/D4SARTA6VEGPYCXD5P2UXBWWLR/action/author_attestation","sign_citation":"https://pith.science/pith/D4SARTA6VEGPYCXD5P2UXBWWLR/action/citation_signature","submit_replication":"https://pith.science/pith/D4SARTA6VEGPYCXD5P2UXBWWLR/action/replication_record"}},"created_at":"2026-05-18T03:49:22.148649+00:00","updated_at":"2026-05-18T03:49:22.148649+00:00"}