{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:L3RANY4QOG4BGNIP4SHHZA4NWK","short_pith_number":"pith:L3RANY4Q","schema_version":"1.0","canonical_sha256":"5ee206e39071b813350fe48e7c838db2a2177bcdecee60f5f624f1355af00a9b","source":{"kind":"arxiv","id":"1509.06427","version":1},"attestation_state":"computed","paper":{"title":"Proximity induced quantum anomalous Hall effect in graphene/EuO hetero-structures","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Roger K. Lake, Shanshan Su, Yafis Barlas","submitted_at":"2015-09-21T23:42:10Z","abstract_excerpt":"In a heterostructure of graphene and the ferromagnetic insulator EuO, the Eu atoms induce proximity exchange and inter-valley interactions in the graphene layer. Constrained by the lattice symmetries, and guided by ab initio calculations, a model Hamiltonian is constructed that describes the low-energy bands. Band parameters such as proximity induced exchange splitting, spin orbit coupling, and inter-valley interaction are determined. Calculations of the Chern number identify the conditions under which the hetero-structures exhibit topologically non-trivial bands that give rise to the quantum "},"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":"1509.06427","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-09-21T23:42:10Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"abc76c92088335cd6310ffeaf6543881a4b601dcea41d76870d562bbf0759c26","abstract_canon_sha256":"0b53e607329f4cf5d952d45ff1bd585399c92c547794c29d42ced995c10915d8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:46:49.698964Z","signature_b64":"5v1eYzDMwIG9bQrlcpQARI+5NdeVWtCqgWbJbdE2fU+WPINBIAj5GltFGlKtgZR9KLBtezdIUANZItwLk2duAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5ee206e39071b813350fe48e7c838db2a2177bcdecee60f5f624f1355af00a9b","last_reissued_at":"2026-05-18T00:46:49.698187Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:46:49.698187Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Proximity induced quantum anomalous Hall effect in graphene/EuO hetero-structures","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Roger K. Lake, Shanshan Su, Yafis Barlas","submitted_at":"2015-09-21T23:42:10Z","abstract_excerpt":"In a heterostructure of graphene and the ferromagnetic insulator EuO, the Eu atoms induce proximity exchange and inter-valley interactions in the graphene layer. Constrained by the lattice symmetries, and guided by ab initio calculations, a model Hamiltonian is constructed that describes the low-energy bands. Band parameters such as proximity induced exchange splitting, spin orbit coupling, and inter-valley interaction are determined. Calculations of the Chern number identify the conditions under which the hetero-structures exhibit topologically non-trivial bands that give rise to the quantum "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1509.06427","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":"1509.06427","created_at":"2026-05-18T00:46:49.698307+00:00"},{"alias_kind":"arxiv_version","alias_value":"1509.06427v1","created_at":"2026-05-18T00:46:49.698307+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1509.06427","created_at":"2026-05-18T00:46:49.698307+00:00"},{"alias_kind":"pith_short_12","alias_value":"L3RANY4QOG4B","created_at":"2026-05-18T12:29:29.992203+00:00"},{"alias_kind":"pith_short_16","alias_value":"L3RANY4QOG4BGNIP","created_at":"2026-05-18T12:29:29.992203+00:00"},{"alias_kind":"pith_short_8","alias_value":"L3RANY4Q","created_at":"2026-05-18T12:29:29.992203+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/L3RANY4QOG4BGNIP4SHHZA4NWK","json":"https://pith.science/pith/L3RANY4QOG4BGNIP4SHHZA4NWK.json","graph_json":"https://pith.science/api/pith-number/L3RANY4QOG4BGNIP4SHHZA4NWK/graph.json","events_json":"https://pith.science/api/pith-number/L3RANY4QOG4BGNIP4SHHZA4NWK/events.json","paper":"https://pith.science/paper/L3RANY4Q"},"agent_actions":{"view_html":"https://pith.science/pith/L3RANY4QOG4BGNIP4SHHZA4NWK","download_json":"https://pith.science/pith/L3RANY4QOG4BGNIP4SHHZA4NWK.json","view_paper":"https://pith.science/paper/L3RANY4Q","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1509.06427&json=true","fetch_graph":"https://pith.science/api/pith-number/L3RANY4QOG4BGNIP4SHHZA4NWK/graph.json","fetch_events":"https://pith.science/api/pith-number/L3RANY4QOG4BGNIP4SHHZA4NWK/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/L3RANY4QOG4BGNIP4SHHZA4NWK/action/timestamp_anchor","attest_storage":"https://pith.science/pith/L3RANY4QOG4BGNIP4SHHZA4NWK/action/storage_attestation","attest_author":"https://pith.science/pith/L3RANY4QOG4BGNIP4SHHZA4NWK/action/author_attestation","sign_citation":"https://pith.science/pith/L3RANY4QOG4BGNIP4SHHZA4NWK/action/citation_signature","submit_replication":"https://pith.science/pith/L3RANY4QOG4BGNIP4SHHZA4NWK/action/replication_record"}},"created_at":"2026-05-18T00:46:49.698307+00:00","updated_at":"2026-05-18T00:46:49.698307+00:00"}