{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:2RGCJBGGPOBHK4EQ7FDJ2ZFU7O","short_pith_number":"pith:2RGCJBGG","schema_version":"1.0","canonical_sha256":"d44c2484c67b82757090f9469d64b4fbaf5e6dff73c5fbcf2dc7fc81c2b57f85","source":{"kind":"arxiv","id":"1304.3413","version":2},"attestation_state":"computed","paper":{"title":"The Resonant Exchange Qubit","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"A. C. Gossard, C. M. Marcus, E. I. Rashba, H. Lu, J. Beil, J. Medford, J. M. Taylor","submitted_at":"2013-04-11T19:50:52Z","abstract_excerpt":"We introduce a solid-state qubit in which exchange interactions among confined electrons provide both the static longitudinal field and the oscillatory transverse field, allowing rapid and full qubit control via rf gate-voltage pulses. We demonstrate two-axis control at a detuning sweet-spot, where leakage due to hyperfine coupling is suppressed by the large exchange gap. A {\\pi}/2-gate time of 2.5 ns and a coherence time of 19 {\\mu}s, using multi-pulse echo, are also demonstrated. Model calculations that include effects of hyperfine noise are in excellent quantitative agreement with experimen"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1304.3413","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-04-11T19:50:52Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"f22b536e381e1dc04f7388f4543bbe7c92aca7e30d2b7df7036f74cd4ee7d606","abstract_canon_sha256":"b4d7a3582c50376ed21acda87a78f2ca48f5730ffaf9df7b7ea1f8c60e9909e1"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:02:35.056429Z","signature_b64":"anFtZHV4y92VqCjhvKskZt64z11hyXrh8pKerl7R/rROeQUJEqa8Jl8ZTejyyNVyaEMotNSnGolpIbn2+rB7Bw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d44c2484c67b82757090f9469d64b4fbaf5e6dff73c5fbcf2dc7fc81c2b57f85","last_reissued_at":"2026-05-18T03:02:35.055626Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:02:35.055626Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Resonant Exchange Qubit","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"A. C. Gossard, C. M. Marcus, E. I. Rashba, H. Lu, J. Beil, J. Medford, J. M. Taylor","submitted_at":"2013-04-11T19:50:52Z","abstract_excerpt":"We introduce a solid-state qubit in which exchange interactions among confined electrons provide both the static longitudinal field and the oscillatory transverse field, allowing rapid and full qubit control via rf gate-voltage pulses. We demonstrate two-axis control at a detuning sweet-spot, where leakage due to hyperfine coupling is suppressed by the large exchange gap. A {\\pi}/2-gate time of 2.5 ns and a coherence time of 19 {\\mu}s, using multi-pulse echo, are also demonstrated. Model calculations that include effects of hyperfine noise are in excellent quantitative agreement with experimen"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.3413","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1304.3413","created_at":"2026-05-18T03:02:35.055761+00:00"},{"alias_kind":"arxiv_version","alias_value":"1304.3413v2","created_at":"2026-05-18T03:02:35.055761+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.3413","created_at":"2026-05-18T03:02:35.055761+00:00"},{"alias_kind":"pith_short_12","alias_value":"2RGCJBGGPOBH","created_at":"2026-05-18T12:27:32.513160+00:00"},{"alias_kind":"pith_short_16","alias_value":"2RGCJBGGPOBHK4EQ","created_at":"2026-05-18T12:27:32.513160+00:00"},{"alias_kind":"pith_short_8","alias_value":"2RGCJBGG","created_at":"2026-05-18T12:27:32.513160+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/2RGCJBGGPOBHK4EQ7FDJ2ZFU7O","json":"https://pith.science/pith/2RGCJBGGPOBHK4EQ7FDJ2ZFU7O.json","graph_json":"https://pith.science/api/pith-number/2RGCJBGGPOBHK4EQ7FDJ2ZFU7O/graph.json","events_json":"https://pith.science/api/pith-number/2RGCJBGGPOBHK4EQ7FDJ2ZFU7O/events.json","paper":"https://pith.science/paper/2RGCJBGG"},"agent_actions":{"view_html":"https://pith.science/pith/2RGCJBGGPOBHK4EQ7FDJ2ZFU7O","download_json":"https://pith.science/pith/2RGCJBGGPOBHK4EQ7FDJ2ZFU7O.json","view_paper":"https://pith.science/paper/2RGCJBGG","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1304.3413&json=true","fetch_graph":"https://pith.science/api/pith-number/2RGCJBGGPOBHK4EQ7FDJ2ZFU7O/graph.json","fetch_events":"https://pith.science/api/pith-number/2RGCJBGGPOBHK4EQ7FDJ2ZFU7O/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2RGCJBGGPOBHK4EQ7FDJ2ZFU7O/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2RGCJBGGPOBHK4EQ7FDJ2ZFU7O/action/storage_attestation","attest_author":"https://pith.science/pith/2RGCJBGGPOBHK4EQ7FDJ2ZFU7O/action/author_attestation","sign_citation":"https://pith.science/pith/2RGCJBGGPOBHK4EQ7FDJ2ZFU7O/action/citation_signature","submit_replication":"https://pith.science/pith/2RGCJBGGPOBHK4EQ7FDJ2ZFU7O/action/replication_record"}},"created_at":"2026-05-18T03:02:35.055761+00:00","updated_at":"2026-05-18T03:02:35.055761+00:00"}