ZK Coprocessor for Space and Time: SQL Proof of SOL https://spaceandtime.io I. Introduction In the wave of modern computer technology and network development, more and more users need higher privacy and verification, for which blockchain technology and zero-knowledge proof technology provide a good solution. In this article, we will focus on how the combination of "Space and Time" protocol and Proof of SOL is applied to an advanced ZK coprocessor (hereinafter referred to as ZK processor) to s...