Building Blockchain Projects

Creating a specification file

Nodes of every network share a common specification file. This file tells the node about the genesis block, who the validators are, and so on. We will create a smart contract, which will contain the validators list. There are two types of validator contracts: non-reporting contract and reporting contract. We have to provide only one.

The difference is that non-reporting contract only returns a list of validators, whereas reporting contract can take action for benign (benign misbehaviour may be simply not receiving a block from a designated validator) and malicious misbehavior (malicious misbehaviour would be releasing two different blocks for the same step).

The non-reporting contract should have at least this ...