{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:VBGYIWA25TIYNGBE4DLIKBXEAU","short_pith_number":"pith:VBGYIWA2","schema_version":"1.0","canonical_sha256":"a84d84581aecd1869824e0d68506e40506245772d596af177816f547b87c3479","source":{"kind":"arxiv","id":"1109.6735","version":1},"attestation_state":"computed","paper":{"title":"Characterization of a two-transmon processor with individual single-shot qubit readout","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.supr-con","authors_text":"A. Dewes, D. Esteve, D. Vion, F. R. Ong, N. Boulant, P. Bertet, R. Lauro, V. Schmitt","submitted_at":"2011-09-30T07:42:35Z","abstract_excerpt":"We report the characterization of a two-qubit processor implemented with two capacitively coupled tunable superconducting qubits of the transmon type, each qubit having its own non-destructive single-shot readout. The fixed capacitive coupling yields the \\sqrt{iSWAP} two-qubit gate for a suitable interaction time. We reconstruct by state tomography the coherent dynamics of the two-bit register as a function of the interaction time, observe a violation of the Bell inequality by 22 standard deviations after correcting readout errors, and measure by quantum process tomography a gate fidelity of 9"},"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":"1109.6735","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2011-09-30T07:42:35Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"40b26f9e22aba7ff41c25134563e32ee3b9de41516c60263a989445fc0e98cf9","abstract_canon_sha256":"dd152cd4df9ad7c77b16212f7503686b829199911f597c290fef09d72fbddb3a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:00:21.168023Z","signature_b64":"9nKt4afm+SX/0EYA4vO3wGRvfP15vNsUgQ8+AaCgCj3ra6fng4AW97+qA9XTLGgPwPG2w3avrLKf7JLU8yL5DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a84d84581aecd1869824e0d68506e40506245772d596af177816f547b87c3479","last_reissued_at":"2026-05-18T02:00:21.167546Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:00:21.167546Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Characterization of a two-transmon processor with individual single-shot qubit readout","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.supr-con","authors_text":"A. Dewes, D. Esteve, D. Vion, F. R. Ong, N. Boulant, P. Bertet, R. Lauro, V. Schmitt","submitted_at":"2011-09-30T07:42:35Z","abstract_excerpt":"We report the characterization of a two-qubit processor implemented with two capacitively coupled tunable superconducting qubits of the transmon type, each qubit having its own non-destructive single-shot readout. The fixed capacitive coupling yields the \\sqrt{iSWAP} two-qubit gate for a suitable interaction time. We reconstruct by state tomography the coherent dynamics of the two-bit register as a function of the interaction time, observe a violation of the Bell inequality by 22 standard deviations after correcting readout errors, and measure by quantum process tomography a gate fidelity of 9"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.6735","kind":"arxiv","version":1},"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":"1109.6735","created_at":"2026-05-18T02:00:21.167625+00:00"},{"alias_kind":"arxiv_version","alias_value":"1109.6735v1","created_at":"2026-05-18T02:00:21.167625+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1109.6735","created_at":"2026-05-18T02:00:21.167625+00:00"},{"alias_kind":"pith_short_12","alias_value":"VBGYIWA25TIY","created_at":"2026-05-18T12:26:42.757692+00:00"},{"alias_kind":"pith_short_16","alias_value":"VBGYIWA25TIYNGBE","created_at":"2026-05-18T12:26:42.757692+00:00"},{"alias_kind":"pith_short_8","alias_value":"VBGYIWA2","created_at":"2026-05-18T12:26:42.757692+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/VBGYIWA25TIYNGBE4DLIKBXEAU","json":"https://pith.science/pith/VBGYIWA25TIYNGBE4DLIKBXEAU.json","graph_json":"https://pith.science/api/pith-number/VBGYIWA25TIYNGBE4DLIKBXEAU/graph.json","events_json":"https://pith.science/api/pith-number/VBGYIWA25TIYNGBE4DLIKBXEAU/events.json","paper":"https://pith.science/paper/VBGYIWA2"},"agent_actions":{"view_html":"https://pith.science/pith/VBGYIWA25TIYNGBE4DLIKBXEAU","download_json":"https://pith.science/pith/VBGYIWA25TIYNGBE4DLIKBXEAU.json","view_paper":"https://pith.science/paper/VBGYIWA2","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1109.6735&json=true","fetch_graph":"https://pith.science/api/pith-number/VBGYIWA25TIYNGBE4DLIKBXEAU/graph.json","fetch_events":"https://pith.science/api/pith-number/VBGYIWA25TIYNGBE4DLIKBXEAU/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/VBGYIWA25TIYNGBE4DLIKBXEAU/action/timestamp_anchor","attest_storage":"https://pith.science/pith/VBGYIWA25TIYNGBE4DLIKBXEAU/action/storage_attestation","attest_author":"https://pith.science/pith/VBGYIWA25TIYNGBE4DLIKBXEAU/action/author_attestation","sign_citation":"https://pith.science/pith/VBGYIWA25TIYNGBE4DLIKBXEAU/action/citation_signature","submit_replication":"https://pith.science/pith/VBGYIWA25TIYNGBE4DLIKBXEAU/action/replication_record"}},"created_at":"2026-05-18T02:00:21.167625+00:00","updated_at":"2026-05-18T02:00:21.167625+00:00"}