{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:5PHBKYGME6LOAEGIWJRUL4CB7X","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":"6931260eea5554ea78f6769af3b9eb5c94e4de97ca6efe2470ab40210de0e71f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-04-08T11:55:09Z","title_canon_sha256":"15bc5aceeb40b13e27e7c6c14d9000579b390d837d9bed24e0387dc5a310cc4b"},"schema_version":"1.0","source":{"id":"1404.2097","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1404.2097","created_at":"2026-05-18T01:43:36Z"},{"alias_kind":"arxiv_version","alias_value":"1404.2097v2","created_at":"2026-05-18T01:43:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1404.2097","created_at":"2026-05-18T01:43:36Z"},{"alias_kind":"pith_short_12","alias_value":"5PHBKYGME6LO","created_at":"2026-05-18T12:28:14Z"},{"alias_kind":"pith_short_16","alias_value":"5PHBKYGME6LOAEGI","created_at":"2026-05-18T12:28:14Z"},{"alias_kind":"pith_short_8","alias_value":"5PHBKYGM","created_at":"2026-05-18T12:28:14Z"}],"graph_snapshots":[{"event_id":"sha256:29f47af33f7ae3a12ff72969af49db20aa6fa1df91c02b760c26f9aa2e62d815","target":"graph","created_at":"2026-05-18T01:43:36Z","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 consider a square lattice configuration of circular gate-defined quantum dots in an unbiased graphene sheet and calculate the electronic, particularly spectral properties of finite albeit actual sample sized systems by means of a numerically exact kernel polynomial expansion technique. Analyzing the local density of states and the momentum resolved photoemission spectrum we find clear evidence for a series of quasi-bound states at the dots, which can be probed by optical measurements. We further analyze the interplay of the superlattice structure with dot localized modes on the electron ene","authors_text":"A. Pieper, G. Wellein, H. Fehske, R. L. Heinisch","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-04-08T11:55:09Z","title":"Dot-bound and dispersive states in graphene quantum dot superlattices"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.2097","kind":"arxiv","version":2},"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":"sha256:55134176cd48681509d99de604eb24b94b1656de17a596ae5547c6f6fc999001","target":"record","created_at":"2026-05-18T01:43:36Z","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":"6931260eea5554ea78f6769af3b9eb5c94e4de97ca6efe2470ab40210de0e71f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-04-08T11:55:09Z","title_canon_sha256":"15bc5aceeb40b13e27e7c6c14d9000579b390d837d9bed24e0387dc5a310cc4b"},"schema_version":"1.0","source":{"id":"1404.2097","kind":"arxiv","version":2}},"canonical_sha256":"ebce1560cc2796e010c8b26345f041fddf057aff7a3214921b48c43484a2ea4b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ebce1560cc2796e010c8b26345f041fddf057aff7a3214921b48c43484a2ea4b","first_computed_at":"2026-05-18T01:43:36.516086Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:43:36.516086Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"tXsQmWgomh9VyCE55POZGBw8TrQUW/S8/X6GqW62XMyWQaTSUvYGvX9fFJXovWZq3MlaVumeSEJeENil06e7CQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:43:36.516752Z","signed_message":"canonical_sha256_bytes"},"source_id":"1404.2097","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:55134176cd48681509d99de604eb24b94b1656de17a596ae5547c6f6fc999001","sha256:29f47af33f7ae3a12ff72969af49db20aa6fa1df91c02b760c26f9aa2e62d815"],"state_sha256":"df8b2964ae65e1c9472f256c967c03cb0a51f9386d4986f5bcf305cb4ecb1640"}