Yes. Each byte is an operation. Some operations read and move the cursor. In this case 0x7f says push32, as in push next 32 bytes as a stack item.
Followed by 0x01 to add, and then more ops. When you execute tests, it shows the execution order. > On Apr 30, 2021, at 06:54, nicolas melendez <nfmelen...@gmail.com> wrote: > > Hi great video, EVM is a bit more complex than the crawler for sure. > > I didn't get about the ops code spec, the berlin hard fork is implemented, > so for example add0 has it code: > > "code" : > "0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0160005500" > , > > That code would be a solidity smart contract compiled?