{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:CMXRXMFMMK67IJF5XVIXKGHDA7","short_pith_number":"pith:CMXRXMFM","schema_version":"1.0","canonical_sha256":"132f1bb0ac62bdf424bdbd517518e307c7a1f9c6e5f27c2d1728b980f21f3d37","source":{"kind":"arxiv","id":"1103.3552","version":1},"attestation_state":"computed","paper":{"title":"Large area and structured epitaxial graphene produced by confinement controlled sublimation of silicon carbide","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Baiqian Zhang, Claire Berger, Edward H. Conrad, John Hankinson, Mike Sprinkle, Ming Ruan, Walt. A. de Heer, Xuebin Li, Yike Hu","submitted_at":"2011-03-18T03:30:17Z","abstract_excerpt":"After the pioneering investigations into graphene-based electronics at Georgia Tech (GT), great strides have been made developing epitaxial graphene on silicon carbide (EG) as a new electronic material. EG has not only demonstrated its potential for large scale applications, it also has become an invaluable material for fundamental two-dimensional electron gas physics showing that only EG is on route to define future graphene science. It was long known that graphene mono and multilayers grow on SiC crystals at high temperatures in ultra-high vacuum. At these temperatures, silicon sublimes from"},"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":"1103.3552","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-03-18T03:30:17Z","cross_cats_sorted":[],"title_canon_sha256":"af3593ec803c880c55b72e4df83ac8dc8953970b2995d01f9f309dfb13c157d8","abstract_canon_sha256":"d97a09087a9fb0f206fb5512ff71e8f3dd7822ebc04669b253c746c81f770c5b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:02:50.063672Z","signature_b64":"8nEA1mvoTJSYnkBA+0N3YZVIPBbMunx09sfsp7f/ZylE9XjXBR+C9EKJWsQyOgoDSIfLGv6DTTNT6vOply1UAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"132f1bb0ac62bdf424bdbd517518e307c7a1f9c6e5f27c2d1728b980f21f3d37","last_reissued_at":"2026-05-18T02:02:50.062756Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:02:50.062756Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Large area and structured epitaxial graphene produced by confinement controlled sublimation of silicon carbide","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Baiqian Zhang, Claire Berger, Edward H. Conrad, John Hankinson, Mike Sprinkle, Ming Ruan, Walt. A. de Heer, Xuebin Li, Yike Hu","submitted_at":"2011-03-18T03:30:17Z","abstract_excerpt":"After the pioneering investigations into graphene-based electronics at Georgia Tech (GT), great strides have been made developing epitaxial graphene on silicon carbide (EG) as a new electronic material. EG has not only demonstrated its potential for large scale applications, it also has become an invaluable material for fundamental two-dimensional electron gas physics showing that only EG is on route to define future graphene science. It was long known that graphene mono and multilayers grow on SiC crystals at high temperatures in ultra-high vacuum. At these temperatures, silicon sublimes from"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1103.3552","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":"1103.3552","created_at":"2026-05-18T02:02:50.062955+00:00"},{"alias_kind":"arxiv_version","alias_value":"1103.3552v1","created_at":"2026-05-18T02:02:50.062955+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1103.3552","created_at":"2026-05-18T02:02:50.062955+00:00"},{"alias_kind":"pith_short_12","alias_value":"CMXRXMFMMK67","created_at":"2026-05-18T12:26:26.731475+00:00"},{"alias_kind":"pith_short_16","alias_value":"CMXRXMFMMK67IJF5","created_at":"2026-05-18T12:26:26.731475+00:00"},{"alias_kind":"pith_short_8","alias_value":"CMXRXMFM","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/CMXRXMFMMK67IJF5XVIXKGHDA7","json":"https://pith.science/pith/CMXRXMFMMK67IJF5XVIXKGHDA7.json","graph_json":"https://pith.science/api/pith-number/CMXRXMFMMK67IJF5XVIXKGHDA7/graph.json","events_json":"https://pith.science/api/pith-number/CMXRXMFMMK67IJF5XVIXKGHDA7/events.json","paper":"https://pith.science/paper/CMXRXMFM"},"agent_actions":{"view_html":"https://pith.science/pith/CMXRXMFMMK67IJF5XVIXKGHDA7","download_json":"https://pith.science/pith/CMXRXMFMMK67IJF5XVIXKGHDA7.json","view_paper":"https://pith.science/paper/CMXRXMFM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1103.3552&json=true","fetch_graph":"https://pith.science/api/pith-number/CMXRXMFMMK67IJF5XVIXKGHDA7/graph.json","fetch_events":"https://pith.science/api/pith-number/CMXRXMFMMK67IJF5XVIXKGHDA7/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/CMXRXMFMMK67IJF5XVIXKGHDA7/action/timestamp_anchor","attest_storage":"https://pith.science/pith/CMXRXMFMMK67IJF5XVIXKGHDA7/action/storage_attestation","attest_author":"https://pith.science/pith/CMXRXMFMMK67IJF5XVIXKGHDA7/action/author_attestation","sign_citation":"https://pith.science/pith/CMXRXMFMMK67IJF5XVIXKGHDA7/action/citation_signature","submit_replication":"https://pith.science/pith/CMXRXMFMMK67IJF5XVIXKGHDA7/action/replication_record"}},"created_at":"2026-05-18T02:02:50.062955+00:00","updated_at":"2026-05-18T02:02:50.062955+00:00"}