{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:7CC6LYEAGOK7ENW4MKJXUB57CF","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":"e05fc56d46d6132f878de9a167d8e5d6484c48fd272383f6aa7ce7c1e0666a6e","cross_cats_sorted":["cond-mat.mtrl-sci","hep-ph","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-02-16T23:01:38Z","title_canon_sha256":"b8b10be68fc188687059486e1c05190a06b9bf8a4703dd1fd9024d6d37f552fc"},"schema_version":"1.0","source":{"id":"1502.04746","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1502.04746","created_at":"2026-05-18T02:26:58Z"},{"alias_kind":"arxiv_version","alias_value":"1502.04746v1","created_at":"2026-05-18T02:26:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1502.04746","created_at":"2026-05-18T02:26:58Z"},{"alias_kind":"pith_short_12","alias_value":"7CC6LYEAGOK7","created_at":"2026-05-18T12:29:07Z"},{"alias_kind":"pith_short_16","alias_value":"7CC6LYEAGOK7ENW4","created_at":"2026-05-18T12:29:07Z"},{"alias_kind":"pith_short_8","alias_value":"7CC6LYEA","created_at":"2026-05-18T12:29:07Z"}],"graph_snapshots":[{"event_id":"sha256:cad22d084790278288967648ab63de1e1964919b880893616593c0c4c494ff86","target":"graph","created_at":"2026-05-18T02:26:58Z","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":"The unique ultra-relativistic, massless, nature of electron states in two-dimensional extended graphene sheets, brought about by the honeycomb lattice arrangement of carbon atoms in two-dimensions, provides ingress to explorations of fundamental physical phenomena in graphene nanostructures. Here we explore the emergence of new behavior of electrons in atomically precise segmented graphene nanoribbons (GNRs) and graphene rings with the use of tight-binding calculations, non-equilibrium Green's function transport theory, and a newly developed Dirac continuum model that absorbs the valence-to-co","authors_text":"Constantine Yannouleas, Igor Romanovsky, Uzi Landman","cross_cats":["cond-mat.mtrl-sci","hep-ph","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-02-16T23:01:38Z","title":"Transport, Aharonov-Bohm, and Topological Effects in Graphene Molecular Junctions and Graphene Nanorings"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1502.04746","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":"sha256:15faf20b777c1101e2add6cd397895d5772e93fa27e71bc9f360d07c5722a1ca","target":"record","created_at":"2026-05-18T02:26:58Z","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":"e05fc56d46d6132f878de9a167d8e5d6484c48fd272383f6aa7ce7c1e0666a6e","cross_cats_sorted":["cond-mat.mtrl-sci","hep-ph","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-02-16T23:01:38Z","title_canon_sha256":"b8b10be68fc188687059486e1c05190a06b9bf8a4703dd1fd9024d6d37f552fc"},"schema_version":"1.0","source":{"id":"1502.04746","kind":"arxiv","version":1}},"canonical_sha256":"f885e5e0803395f236dc62937a07bf116c3a65aa0e33a2ec1e01a5d2671356e6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f885e5e0803395f236dc62937a07bf116c3a65aa0e33a2ec1e01a5d2671356e6","first_computed_at":"2026-05-18T02:26:58.424461Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:26:58.424461Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"PJfq4lOG/xXIi0N8Vd0mKF2MUxTRVbPhV9WUc6pLIJHQwNtI0Akr+69sI7rpv63iEl8zg4w5zwpb6KQnMRzcBw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:26:58.424840Z","signed_message":"canonical_sha256_bytes"},"source_id":"1502.04746","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:15faf20b777c1101e2add6cd397895d5772e93fa27e71bc9f360d07c5722a1ca","sha256:cad22d084790278288967648ab63de1e1964919b880893616593c0c4c494ff86"],"state_sha256":"38d6ab29c1b5941b48ef778efa33fc1e4a52162bb5aa89a2d46e31985e233d45"}