{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2009:CY3QD2O4QVRQXF2HPFGCFWWXC6","short_pith_number":"pith:CY3QD2O4","schema_version":"1.0","canonical_sha256":"163701e9dc85630b9747794c22dad717b291c4091641fdb3a162e2ba901e6012","source":{"kind":"arxiv","id":"0911.4657","version":2},"attestation_state":"computed","paper":{"title":"Optimal control of circuit quantum electrodynamics in one and two dimensions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"quant-ph","authors_text":"F. Helmer, F. Marquardt, R. Fisher, S. J. Glaser, T. Schulte-Herbrueggen","submitted_at":"2009-11-24T15:46:08Z","abstract_excerpt":"Optimal control can be used to significantly improve multi-qubit gates in quantum information processing hardware architectures based on superconducting circuit quantum electrodynamics. We apply this approach not only to dispersive gates of two qubits inside a cavity, but, more generally, to architectures based on two-dimensional arrays of cavities and qubits. For high-fidelity gate operations, simultaneous evolutions of controls and couplings in the two coupling dimensions of cavity grids are shown to be significantly faster than conventional sequential implementations. Even under experimenta"},"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":"0911.4657","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2009-11-24T15:46:08Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"8890a5cc6106f27cc4807a531064db3ea58cf26393e1f815725daa56de31aceb","abstract_canon_sha256":"5e06bdcb7d0fe67ac3cf10b04d2f9ff6887027131600456a5025543e2307c239"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:10:37.060474Z","signature_b64":"dsjrjb99QWQQIhWXSpe1tyHaBm04tiYk4znK3awkojZUaE0gGUfQKpb9VK5ejJIcn5Knle1kDJlLX7lGFdWuAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"163701e9dc85630b9747794c22dad717b291c4091641fdb3a162e2ba901e6012","last_reissued_at":"2026-05-18T02:10:37.059679Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:10:37.059679Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Optimal control of circuit quantum electrodynamics in one and two dimensions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"quant-ph","authors_text":"F. Helmer, F. Marquardt, R. Fisher, S. J. Glaser, T. Schulte-Herbrueggen","submitted_at":"2009-11-24T15:46:08Z","abstract_excerpt":"Optimal control can be used to significantly improve multi-qubit gates in quantum information processing hardware architectures based on superconducting circuit quantum electrodynamics. We apply this approach not only to dispersive gates of two qubits inside a cavity, but, more generally, to architectures based on two-dimensional arrays of cavities and qubits. For high-fidelity gate operations, simultaneous evolutions of controls and couplings in the two coupling dimensions of cavity grids are shown to be significantly faster than conventional sequential implementations. Even under experimenta"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0911.4657","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":"0911.4657","created_at":"2026-05-18T02:10:37.059808+00:00"},{"alias_kind":"arxiv_version","alias_value":"0911.4657v2","created_at":"2026-05-18T02:10:37.059808+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0911.4657","created_at":"2026-05-18T02:10:37.059808+00:00"},{"alias_kind":"pith_short_12","alias_value":"CY3QD2O4QVRQ","created_at":"2026-05-18T12:25:59.703012+00:00"},{"alias_kind":"pith_short_16","alias_value":"CY3QD2O4QVRQXF2H","created_at":"2026-05-18T12:25:59.703012+00:00"},{"alias_kind":"pith_short_8","alias_value":"CY3QD2O4","created_at":"2026-05-18T12:25:59.703012+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/CY3QD2O4QVRQXF2HPFGCFWWXC6","json":"https://pith.science/pith/CY3QD2O4QVRQXF2HPFGCFWWXC6.json","graph_json":"https://pith.science/api/pith-number/CY3QD2O4QVRQXF2HPFGCFWWXC6/graph.json","events_json":"https://pith.science/api/pith-number/CY3QD2O4QVRQXF2HPFGCFWWXC6/events.json","paper":"https://pith.science/paper/CY3QD2O4"},"agent_actions":{"view_html":"https://pith.science/pith/CY3QD2O4QVRQXF2HPFGCFWWXC6","download_json":"https://pith.science/pith/CY3QD2O4QVRQXF2HPFGCFWWXC6.json","view_paper":"https://pith.science/paper/CY3QD2O4","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0911.4657&json=true","fetch_graph":"https://pith.science/api/pith-number/CY3QD2O4QVRQXF2HPFGCFWWXC6/graph.json","fetch_events":"https://pith.science/api/pith-number/CY3QD2O4QVRQXF2HPFGCFWWXC6/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/CY3QD2O4QVRQXF2HPFGCFWWXC6/action/timestamp_anchor","attest_storage":"https://pith.science/pith/CY3QD2O4QVRQXF2HPFGCFWWXC6/action/storage_attestation","attest_author":"https://pith.science/pith/CY3QD2O4QVRQXF2HPFGCFWWXC6/action/author_attestation","sign_citation":"https://pith.science/pith/CY3QD2O4QVRQXF2HPFGCFWWXC6/action/citation_signature","submit_replication":"https://pith.science/pith/CY3QD2O4QVRQXF2HPFGCFWWXC6/action/replication_record"}},"created_at":"2026-05-18T02:10:37.059808+00:00","updated_at":"2026-05-18T02:10:37.059808+00:00"}