Bitcoin mining difficulty climbed 1.72% to 138.96T at block height 951,552, according to data from CloverPool. The adjustment was recorded at 18:29, with the Bitcoin network’s seven-day average hashrate at 1.02 ZH/s. Mining difficulty is a built-in mechanism that helps keep Bitcoin block production on schedule, typically around one block every 10 minutes, by adjusting to changes in overall computing power on the network.