Solidity Programming Essentials

Ethereum mining nodes

A miner is responsible for writing transactions to the Ethereum chain. A miner's job is very similar to that of an accountant. As an accountant is responsible for writing and maintaining the ledger; similarly, a miner is solely responsible for writing a transaction to an Ethereum ledger. A miner is interested in writing transactions to a ledger because of the reward associated with it. Miners get two types of reward—a reward for writing a block to the chain and cumulative gas fees from all transactions in the block. There are generally many miners available within a blockchain network each trying and competing to write transactions. However, only one miner can write the block to the ledger and the rest will not be able ...