Supplementary information for "Quantum supremacy using a programmable superconducting processor"

Abstract

This is an updated version of supplementary information to accompany "Quantum supremacy using a programmable superconducting processor", an article published in the October 24, 2019 issue of Nature. The main article is freely available at https://www.nature.com/articles/s41586-019-1666-5. Summary of changes since arXiv:1910.11333v1 (submitted 23 Oct 2019): added URL for qFlex source code; added Erratum section; added Figure S41 comparing statistical and total uncertainty for log and linear XEB; new References [1,65]; miscellaneous updates for clarity and style consistency; miscellaneous typographical and formatting corrections.

67 pages, 51 figures

References in corpus (9)

• Charge insensitive qubit design derived from the Cooper pair box
• Surface codes: Towards practical large-scale quantum computation
• Simulated Quantum Computation of Molecular Energies
• Randomized Benchmarking of Quantum Gates
• Resolving photon number states in a superconducting circuit
• Robust randomized benchmarking of quantum processes
• Approaching Unit Visibility for Control of a Superconducting Qubit with Dispersive Readout
• Detecting arbitrary quantum errors via stabilizer measurements on a sublattice of the surface code
• Quantum Simulations of Classical Annealing Processes

Cited by in corpus (3)

• Boson sampling with 20 input photons in 60-mode interferometers at $10^{14}$ state spaces
• Continuous variables graph states shaped as complex networks: optimization and manipulation
• Rescaling interactions for quantum control