RISC Zero, developers of leading general purpose zero-knowledge (ZK) virtual machine technology, today announced Zeth, a first-of-its-kind "Type 0" (fully Ethereum-compatible) zkEVM built on the RISC Zero zkVM and Bonsai proving service. Zeth is a new way of architecting L2's and scaling Ethereum, making this milestone release a significant step forward for ZK tech and the Ethereum ecosystem.