{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:IO5K7YHB2ARDKUNDI42SCWSHYI","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":"7f0e56194dcb78c17a1a0894d7fdc57c16cb3d3bc582be28f0687fabe1c08d91","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-04-04T19:37:50Z","title_canon_sha256":"5a6253180a30d0759e0beba5b1dd1957ce428c0818ce20948345a58c0b0d20b5"},"schema_version":"1.0","source":{"id":"1204.1044","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1204.1044","created_at":"2026-05-18T03:58:37Z"},{"alias_kind":"arxiv_version","alias_value":"1204.1044v1","created_at":"2026-05-18T03:58:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.1044","created_at":"2026-05-18T03:58:37Z"},{"alias_kind":"pith_short_12","alias_value":"IO5K7YHB2ARD","created_at":"2026-05-18T12:27:09Z"},{"alias_kind":"pith_short_16","alias_value":"IO5K7YHB2ARDKUND","created_at":"2026-05-18T12:27:09Z"},{"alias_kind":"pith_short_8","alias_value":"IO5K7YHB","created_at":"2026-05-18T12:27:09Z"}],"graph_snapshots":[{"event_id":"sha256:0c81d32b0b6247bc31937508c8aa0faa671d18b250e843315608a491d665cf11","target":"graph","created_at":"2026-05-18T03:58:37Z","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 demonstrate single-electron pumping in a gate-defined carbon nanotube double quantum dot. By periodic modulation of the potentials of the two quantum dots we move the system around charge triple points and transport exactly one electron or hole per cycle. We investigate the pumping as a function of the modulation frequency and amplitude and observe good current quantization up to frequencies of 18 MHz where rectification effects cause the mechanism to break down.","authors_text":"C. G. Smith, G. A. C. Jones, J. Frake, M. R. Buitelaar, S. J. Chorley","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-04-04T19:37:50Z","title":"Quantized Charge Pumping through a Carbon Nanotube Double Quantum Dot"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.1044","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:d0585b84b3e09a4d67c241282fa2e7c93659485b3c458c643f1dbf4ce28da187","target":"record","created_at":"2026-05-18T03:58:37Z","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":"7f0e56194dcb78c17a1a0894d7fdc57c16cb3d3bc582be28f0687fabe1c08d91","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-04-04T19:37:50Z","title_canon_sha256":"5a6253180a30d0759e0beba5b1dd1957ce428c0818ce20948345a58c0b0d20b5"},"schema_version":"1.0","source":{"id":"1204.1044","kind":"arxiv","version":1}},"canonical_sha256":"43baafe0e1d0223551a34735215a47c20ee0cc8c4ab5d5af559f87c7409a962e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"43baafe0e1d0223551a34735215a47c20ee0cc8c4ab5d5af559f87c7409a962e","first_computed_at":"2026-05-18T03:58:37.211924Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:58:37.211924Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"08muHnMU1HlbqQtjhoGPx3/HcC8pLqkwgZFdsP7VuLE/wc7p4c3DjwBEXtAqDaZgQyBM4YtxojMfpbLZYxiPCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:58:37.212727Z","signed_message":"canonical_sha256_bytes"},"source_id":"1204.1044","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d0585b84b3e09a4d67c241282fa2e7c93659485b3c458c643f1dbf4ce28da187","sha256:0c81d32b0b6247bc31937508c8aa0faa671d18b250e843315608a491d665cf11"],"state_sha256":"c9445cd16eb00608d779ff1516fb66985fcddc4dfb0a05aaf270fa20bf469a09"}