{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:AAWE74R5ESWFHQEC6KPAYK6WYI","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"4f666ba319df109d1e05518e5768e371cb497f8d2ab4bc6c93e3354595e6a44e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2014-06-12T09:50:43Z","title_canon_sha256":"2f1598faf752e36fb343c88369b75fc77948ea5aea4c440ac3801d1a1ca19d7a"},"schema_version":"1.0","source":{"id":"1406.3173","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1406.3173","created_at":"2026-05-18T02:30:33Z"},{"alias_kind":"arxiv_version","alias_value":"1406.3173v1","created_at":"2026-05-18T02:30:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.3173","created_at":"2026-05-18T02:30:33Z"},{"alias_kind":"pith_short_12","alias_value":"AAWE74R5ESWF","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_16","alias_value":"AAWE74R5ESWFHQEC","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_8","alias_value":"AAWE74R5","created_at":"2026-05-18T12:28:19Z"}],"graph_snapshots":[{"event_id":"sha256:639d11de01b51dd55c4878499265edcce2ab815f15a9328bcc90b7e8703c2b4d","target":"graph","created_at":"2026-05-18T02:30:33Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"We predict a new family of robust two-dimensional (2D) topological insulators in van der Waals heterostructures comprising graphene and chalcogenides BiTeX (X=Cl, Br and I). The layered structures of both constituent materials produce a naturally smooth interface that is conducive to proximity induced new topological states. First principles calculations reveal intrinsic topologically nontrivial bulk energy gaps as large as 70-80 meV, which can be further enhanced up to 120 meV by compression. The strong spin-orbit coupling in BiTeX has a significant influence on the graphene Dirac states, res","authors_text":"Binghai Yan, Changfeng Chen, Claudia Felser, Liangzhi Kou, Shu-Chun Wu, Thomas Frauenheim","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2014-06-12T09:50:43Z","title":"New Family of Robust 2D Topological Insulators in van der Waals Heterostructures"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.3173","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:bedd93ebbfe910e5ec4a0e82b8fd5ad59613857d94d0bb336204365bf72f5aad","target":"record","created_at":"2026-05-18T02:30:33Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"4f666ba319df109d1e05518e5768e371cb497f8d2ab4bc6c93e3354595e6a44e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2014-06-12T09:50:43Z","title_canon_sha256":"2f1598faf752e36fb343c88369b75fc77948ea5aea4c440ac3801d1a1ca19d7a"},"schema_version":"1.0","source":{"id":"1406.3173","kind":"arxiv","version":1}},"canonical_sha256":"002c4ff23d24ac53c082f29e0c2bd6c22a72ae7042a5cbc6d87787127f914485","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"002c4ff23d24ac53c082f29e0c2bd6c22a72ae7042a5cbc6d87787127f914485","first_computed_at":"2026-05-18T02:30:33.789956Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:30:33.789956Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"a+/pNR96oFwIVY45HxMifywuVEJSGUMLSljfpi8K/7XRqPlsbZVcKBA6F7yvDGEBowP5zliW85eAhRL+JcBlDw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:30:33.790383Z","signed_message":"canonical_sha256_bytes"},"source_id":"1406.3173","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bedd93ebbfe910e5ec4a0e82b8fd5ad59613857d94d0bb336204365bf72f5aad","sha256:639d11de01b51dd55c4878499265edcce2ab815f15a9328bcc90b7e8703c2b4d"],"state_sha256":"5cd9c6ab07e282462e931527637710428ceca4cd2260d949fdbfa3d0f1094077"}