The coinbase transaction in Bitcoin mining is the first transaction in a new block that a miner creates. It is a special type of transaction that does not have any inputs and is used to collect the mining reward (currently 6.25 BTC) and any fees from transactions included in the block. Miners include their own public key in the coinbase transaction to receive the reward, and they can also add an extra nonce value to the coinbase transaction to change the block's hash in order to meet the target difficulty set by the_
