Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links, observed 2026-07-30T21:39:31.106527Z
Paper Citation Record · LEDGER
As of 7 August 2026, this Paper Citation Record lists 53 of 53 outbound references and 0 inbound Pith citation observations for arXiv:2607.23463.
A citation records a reference. It does not transfer a finding from one paper to another.
Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links, observed 2026-07-30T21:39:31.106527Z
One-hop event checks from named stored sources.
Source: scholarly_work_events, retraction_status_cache, observed 2026-08-06T06:34:29.942622+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links
A source-named dated measurement, never combined with another source.
Source: cited_works
53 of 53 outbound references displayed
External citation measurements
No source-named external measurement is stored.
Observation 6b31e6bf-d3f6-4891-89b6-527a6a78b23a · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Unresolved cited work
Reference 1
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 9f9a02da-3899-48db-a6e6-7b79666baffe · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates III A explains the microscopic origin of leakage suppression
Reference 2
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 06102c0d-fb85-4fa0-a0f1-45d6e927a76f · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates The corresponding CZ-gate duration is estimated ast CZ ≈ 1/(2|JZZ |)
Reference 3
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 5245075a-7f73-4f13-867a-b147ab026a05 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Unresolved cited work
Reference 4
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 902b6735-e85f-4271-8a6d-c8f9cba3aedb · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates This comparison iso- lates the respective contributions of the filter branch and the notch resonator to leakage suppression
Reference 5
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation eb09ca3f-9196-4d6d-a260-94a124635f21 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Unlike the auxiliary notch resonator, the filter couples directly to the nonlinear transmon coupler throughg cf and indirectly to the qubits through the weak qubit–filter couplings
Reference 6
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 816a45dd-3ce9-47ce-abbc-c72913cd0a70 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Unresolved cited work
Reference 7
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 875d2383-4337-4967-8a24-5830cd0935ff · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates To evaluate this sensitivity, we perform a fine asymmetric scan ofg 1f andg 2f around the optimized operating point, while keeping all other coherent parameters fixed
Reference 8
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation ae3b2793-8029-4c34-b0e3-716c2533b175 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Acharyaet al.(Google Quantum AI and Collabora- tors), Quantum error correction below the surface code threshold, Nature638, 920–926 (2025)
Reference 9
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation f5569c51-6529-4599-8f7d-adb692b1516b · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Acharyaet al.(Google Quantum AI and Collabora- tors), Suppressing quantum errors by scaling a surface code logical qubit, Nature614, 676–681 (2023)
Reference 10
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 46aeb3ab-eb0c-4ff1-ba4d-32eed54397a4 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Blais, R.-S
Reference 11
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 04fe27d3-9f78-447f-a115-c00e837d6a63 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Arute, K
Reference 12
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation f6d6c632-cd45-425b-a83c-dcfb0b3484cc · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Koch, T.M
Reference 13
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 72dc5de1-0837-495c-8f68-4c1981f1e20b · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Krantz, M
Reference 14
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 8f195100-9709-48ca-aed2-926f480d1eca · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Unresolved cited work
Reference 15
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation ccee53f5-c7d4-4325-975a-5f918612dcd0 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Unresolved cited work
Reference 16
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation a2ac2eac-caad-4e8f-851f-2cce2f0c86e9 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Barends, J
Reference 17
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 6c9ba689-49a1-4b59-9190-30c7b85e3172 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Li, J.-C
Reference 18
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation b7685ea7-a160-4baa-905a-195d0979f522 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Unresolved cited work
Reference 19
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 16a1623e-fb24-4bb4-87f3-e45564c04535 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Goto, Double-transmon coupler: Fast two-qubit gate with no residual coupling for highly detuned supercon- ducting qubits, Phys
Reference 20
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation dfcebbb4-a7ee-4e57-aea9-ba5220f32a5d · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Unresolved cited work
Reference 21
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation d59d525e-9642-4c99-8ebe-daf2dd047ba5 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Unresolved cited work
Reference 22
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation ed1b488c-3070-4848-9197-0b9a2be229af · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Unresolved cited work
Reference 23
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation a49bdf45-4c31-4dd7-abdc-5b417af34a1b · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Wang, Y.-J
Reference 24
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation f495d1f3-ba6d-4ecb-9aad-4ebf97b6d4e6 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Control the qubit-qubit coupling with double superconducting resonators
Reference 25
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-06T06:34:29.942622+00:00.
Observation 5d747379-4aa9-4cfe-8223-e1929612f5a9 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Motzoi, J.M
Reference 26
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation b3d00974-ad9b-489b-b7c4-7e4bb0d70ab7 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Gambetta, F
Reference 27
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 9438dd53-6141-4116-8e58-e203b349d0b9 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Ghosh, A
Reference 28
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation aa0ab974-deff-4b45-adbb-67757e576fab · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Ghosh and A
Reference 29
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation cee6073a-18b7-40b7-9aa8-ae81a932b860 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Suchara, A
Reference 30
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 251692d4-57f9-4f5a-9dc1-2fc8476b9489 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates McEwen, D
Reference 31
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 87739c21-8d5f-4dd8-a94e-27c3feb9aeb1 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Unresolved cited work
Reference 32
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 485d8a01-fc1f-494d-a2af-aebbd6489bd4 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Unresolved cited work
Reference 33
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 380bc7c7-e094-45b4-b1b0-fc6d36d155e9 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Unresolved cited work
Reference 34
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 23b9a537-0d1c-4731-959c-8bd101832adf · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Shankar, M
Reference 35
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 0af21ead-75ae-4c58-8584-00a2fa828702 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Leghtas, U
Reference 36
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 377a3d16-6e2f-4fb8-bb9c-e683e3598d61 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Purcell, Spontaneous emission probabilities at radio frequencies, Phys
Reference 37
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 6494f93a-523f-4196-aaf1-0bf8244a2282 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Reed, B.R
Reference 38
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 0944d502-0016-4944-bafc-a59b6bc5e157 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Jeffrey, D
Reference 39
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation b316a209-401e-47dc-acbd-762ff7185113 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Bronn, Y
Reference 40
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 94444ba1-1439-499c-9e32-72559eb4e69e · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Quan- tum theory of a bandpass Purcell filter for qubit read- out,
Reference 41
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation ec0917d6-a817-4cd9-89a6-a923567e8eea · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates High-fidelity readout in circuit quantum electrodynamics using the Jaynes-Cummings nonlinearity,
Reference 42
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 02028df3-436d-4027-9f28-850a5c1abe81 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Unresolved cited work
Reference 43
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation bace3133-ea38-459b-bbd2-3a46acc53dca · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Blais, A
Reference 44
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation a01c2520-7936-4cdb-9bcf-46b07db2f88a · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Gong, et al., Quantum walks on a programmable twodimensional 62-qubit superconducting processor, Sci- ence 372, 948 (2021)
Reference 45
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 5c39014b-7d93-4a29-93cf-02408ace648d · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Unresolved cited work
Reference 46
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation b92da528-a36e-4320-91c2-ba0896a27e12 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Unresolved cited work
Reference 47
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 55a8ade9-064f-4879-8077-987ceb2497d1 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates On the generators of quantum dynamical semigroups,
Reference 48
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 781c83a2-194e-4057-ac20-1a42b7df6ae1 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Completely positive dynamical semigroups of N-level systems,
Reference 49
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Unavailable: canonical work link unavailable.
Observation f5cf8af3-4295-4f3e-9175-f75bbaa2a2cc · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Unresolved cited work
Reference 50
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 51f19f55-bfb1-4a2e-9c84-fb0cc01c83bb · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Unresolved cited work
Reference 51
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 6e3b8d69-a02d-40fd-bffb-044087af170a · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates High-fidelity gates in a transmon using bath engineering for passive leakage reset
Reference 52
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 50a345a8-46ae-49ee-910f-73852760d333 · outbound
Purcell-Engineered Hybrid Coupler for Leakage-Suppressed Robust CZ Gates Unresolved cited work
Reference 53
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
No inbound Pith citation observations are available.