{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:VVRWOADP5F4P2U5J2UOFNJYC6X","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":"e247afd1a40943a1b67bc47dfaeaf8f5461cfa85ff4498e163903dcdc152f590","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-08-05T05:20:29Z","title_canon_sha256":"ede996c156dc0fa96317c445d29415853c2ebce60273450bd6de119ef75a5734"},"schema_version":"1.0","source":{"id":"1108.1253","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.1253","created_at":"2026-05-18T04:15:15Z"},{"alias_kind":"arxiv_version","alias_value":"1108.1253v1","created_at":"2026-05-18T04:15:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.1253","created_at":"2026-05-18T04:15:15Z"},{"alias_kind":"pith_short_12","alias_value":"VVRWOADP5F4P","created_at":"2026-05-18T12:26:44Z"},{"alias_kind":"pith_short_16","alias_value":"VVRWOADP5F4P2U5J","created_at":"2026-05-18T12:26:44Z"},{"alias_kind":"pith_short_8","alias_value":"VVRWOADP","created_at":"2026-05-18T12:26:44Z"}],"graph_snapshots":[{"event_id":"sha256:5756fce5ff3f58479d280841474e21ec2c5851bb69deded484bd2a1d370643ab","target":"graph","created_at":"2026-05-18T04:15:15Z","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":"Spin-dependent electronic transport properties of Fe-terminated zig-zag graphene nanoribbons (zGNR) have been studied using first-principles transport simulations. The spin configuration of proposed zGNR junction can be controlled with external magnetic field, and the tunneling junction show MR>1000 at small bias and is a perfect spin-filter by applying uniform external magnetic filed at small bias.","authors_text":"Chao Cao, Hai-Ping Cheng, Jianzhong Jiang, Yan Wang","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-08-05T05:20:29Z","title":"Perfect Spin-filtering and Giant Magnetoresistance with Fe-terminated Graphene Nanoribbon"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.1253","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":"sha256:4077d81218c5dafaef23c8c8d345f75d0431bb41072da82decb171e588588c2c","target":"record","created_at":"2026-05-18T04:15:15Z","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":"e247afd1a40943a1b67bc47dfaeaf8f5461cfa85ff4498e163903dcdc152f590","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-08-05T05:20:29Z","title_canon_sha256":"ede996c156dc0fa96317c445d29415853c2ebce60273450bd6de119ef75a5734"},"schema_version":"1.0","source":{"id":"1108.1253","kind":"arxiv","version":1}},"canonical_sha256":"ad6367006fe978fd53a9d51c56a702f5c4300832f1e74ce3413762d317120f09","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ad6367006fe978fd53a9d51c56a702f5c4300832f1e74ce3413762d317120f09","first_computed_at":"2026-05-18T04:15:15.955692Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:15:15.955692Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Zbo61s3VJYhIH4TpjE8afKK9XH7FZHwd2Ry2DLbA9lsA2iDBKtbQp+h4ag8qz2oCmBrAcYWsPZYUcqxthXoQAA==","signature_status":"signed_v1","signed_at":"2026-05-18T04:15:15.956486Z","signed_message":"canonical_sha256_bytes"},"source_id":"1108.1253","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4077d81218c5dafaef23c8c8d345f75d0431bb41072da82decb171e588588c2c","sha256:5756fce5ff3f58479d280841474e21ec2c5851bb69deded484bd2a1d370643ab"],"state_sha256":"3b6cda628dd88c42e1ef21f130d7cf0195079e13de013d5f562d6949137e27bb"}