About block 921,871
Bitcoin block 921,871 was mined by F2Pool on November 2, 2025 at 7:10 AM UTC, 53 seconds after block 921,870. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 148 transactions in 0.05 MB (3.0% of the 4 million weight-unit limit). The median transaction paid 0.00 sat/vB, and all fees added up to 0.0007 BTC. With the 3.125 BTC subsidy of halving era 5, F2Pool earned 3.1257 BTC for this block.
Block 921,871 is number 560 of 2,016 in difficulty epoch 457; 1,456 blocks remain until the next difficulty adjustment at block 923,327. The next halving is at block 1,050,000, 128,129 blocks after this one.
Its hash starts with 19 zeros: that is the proof of work, a number below the target that the whole network’s hashrate had to search for. F2Pool found 171 blocks in the week before. Today the block has 51,662 confirmations, so it is settled beyond any practical doubt.