Before we go any further, let’s understand one of the key components of the UTXO structure — Change Address. Every time you have leftover BTC (aka change) from your transactions, it doesn’t go back to the same address from which your original UTXO went. Instead, it goes to a new address called “change address,” which […]

Qtum Design Part 1 — What is a UTXO? | by Qtum | Sep, 2021