{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:FWEVQ36FAAZAFG4YSZ3NTCZEXS","short_pith_number":"pith:FWEVQ36F","schema_version":"1.0","canonical_sha256":"2d89586fc50032029b989676d98b24bcbbfa7ff8b995667551a2da2f80314b15","source":{"kind":"arxiv","id":"1911.08464","version":2},"attestation_state":"computed","paper":{"title":"Critical role of device geometry for the phase diagram of twisted bilayer graphene","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci","cond-mat.supr-con"],"primary_cat":"cond-mat.str-el","authors_text":"Arash A. Mostofi, Dmitri K. Efetov, Fabiano Corsetti, Johannes Lischner, Valerio Vitale, Zachary A. H. Goodwin","submitted_at":"2019-11-19T18:50:05Z","abstract_excerpt":"The effective interaction between electrons in two-dimensional materials can be modified by their environment, enabling control of electronic correlations and phases. Here, we study the dependence of electronic correlations in twisted bilayer graphene (tBLG) on the separation to the metallic gate(s) in two device configurations. Using an atomistic tight-binding model, we determine the Hubbard parameters of the flat bands as a function of gate separation, taking into account the screening from the metallic gate(s), the dielectric spacer layers and the tBLG itself. We determine the critical gate"},"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":"1911.08464","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-11-19T18:50:05Z","cross_cats_sorted":["cond-mat.mtrl-sci","cond-mat.supr-con"],"title_canon_sha256":"a59629baa5ffdf81946389b739f6ca89e9c4cc7e2410136bfae32174196926c7","abstract_canon_sha256":"0e27c5a620bab0a8c52339f7e76079c8fd29bdf950013d64e3c667f2fcd1d117"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:55:06.245498Z","signature_b64":"N5meDyJW99yuSAPOhAlpJNf0Y5mzqciwGIDdJgFXgQSE34/M7xK39f2g0jSrJHxdsE1X4G1z0zCMREAD3aZeAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2d89586fc50032029b989676d98b24bcbbfa7ff8b995667551a2da2f80314b15","last_reissued_at":"2026-07-05T00:55:06.244864Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:55:06.244864Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Critical role of device geometry for the phase diagram of twisted bilayer graphene","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci","cond-mat.supr-con"],"primary_cat":"cond-mat.str-el","authors_text":"Arash A. Mostofi, Dmitri K. Efetov, Fabiano Corsetti, Johannes Lischner, Valerio Vitale, Zachary A. H. Goodwin","submitted_at":"2019-11-19T18:50:05Z","abstract_excerpt":"The effective interaction between electrons in two-dimensional materials can be modified by their environment, enabling control of electronic correlations and phases. Here, we study the dependence of electronic correlations in twisted bilayer graphene (tBLG) on the separation to the metallic gate(s) in two device configurations. Using an atomistic tight-binding model, we determine the Hubbard parameters of the flat bands as a function of gate separation, taking into account the screening from the metallic gate(s), the dielectric spacer layers and the tBLG itself. We determine the critical gate"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1911.08464","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1911.08464/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"1911.08464","created_at":"2026-07-05T00:55:06.244950+00:00"},{"alias_kind":"arxiv_version","alias_value":"1911.08464v2","created_at":"2026-07-05T00:55:06.244950+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1911.08464","created_at":"2026-07-05T00:55:06.244950+00:00"},{"alias_kind":"pith_short_12","alias_value":"FWEVQ36FAAZA","created_at":"2026-07-05T00:55:06.244950+00:00"},{"alias_kind":"pith_short_16","alias_value":"FWEVQ36FAAZAFG4Y","created_at":"2026-07-05T00:55:06.244950+00:00"},{"alias_kind":"pith_short_8","alias_value":"FWEVQ36F","created_at":"2026-07-05T00:55:06.244950+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/FWEVQ36FAAZAFG4YSZ3NTCZEXS","json":"https://pith.science/pith/FWEVQ36FAAZAFG4YSZ3NTCZEXS.json","graph_json":"https://pith.science/api/pith-number/FWEVQ36FAAZAFG4YSZ3NTCZEXS/graph.json","events_json":"https://pith.science/api/pith-number/FWEVQ36FAAZAFG4YSZ3NTCZEXS/events.json","paper":"https://pith.science/paper/FWEVQ36F"},"agent_actions":{"view_html":"https://pith.science/pith/FWEVQ36FAAZAFG4YSZ3NTCZEXS","download_json":"https://pith.science/pith/FWEVQ36FAAZAFG4YSZ3NTCZEXS.json","view_paper":"https://pith.science/paper/FWEVQ36F","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1911.08464&json=true","fetch_graph":"https://pith.science/api/pith-number/FWEVQ36FAAZAFG4YSZ3NTCZEXS/graph.json","fetch_events":"https://pith.science/api/pith-number/FWEVQ36FAAZAFG4YSZ3NTCZEXS/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/FWEVQ36FAAZAFG4YSZ3NTCZEXS/action/timestamp_anchor","attest_storage":"https://pith.science/pith/FWEVQ36FAAZAFG4YSZ3NTCZEXS/action/storage_attestation","attest_author":"https://pith.science/pith/FWEVQ36FAAZAFG4YSZ3NTCZEXS/action/author_attestation","sign_citation":"https://pith.science/pith/FWEVQ36FAAZAFG4YSZ3NTCZEXS/action/citation_signature","submit_replication":"https://pith.science/pith/FWEVQ36FAAZAFG4YSZ3NTCZEXS/action/replication_record"}},"created_at":"2026-07-05T00:55:06.244950+00:00","updated_at":"2026-07-05T00:55:06.244950+00:00"}