About block 921,109
Bitcoin block 921,109 was mined by F2Pool on October 28, 2025 at 1:55 AM UTC, 2 min 30 s after block 921,108. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 654 transactions in 0.26 MB (17.6% of the 4 million weight-unit limit). The median transaction paid 2.00 sat/vB, and all fees added up to 0.0046 BTC. With the 3.125 BTC subsidy of halving era 5, F2Pool earned 3.1296 BTC for this block.
Block 921,109 is number 1,814 of 2,016 in difficulty epoch 456; 202 blocks remain until the next difficulty adjustment at block 921,311. The next halving is at block 1,050,000, 128,891 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 168 blocks in the week before. Today the block has 52,451 confirmations, so it is settled beyond any practical doubt.