About block 921,138
Bitcoin block 921,138 was mined by F2Pool on October 28, 2025 at 6:43 AM UTC, 13 min 18 s after block 921,137. That is slower than the 10-minute target; long gaps are normal, since every hash attempt is an independent draw with the same tiny chance.
It confirmed 1,880 transactions in 0.82 MB (52.1% of the 4 million weight-unit limit). The median transaction paid 1.00 sat/vB, and all fees added up to 0.0144 BTC. With the 3.125 BTC subsidy of halving era 5, F2Pool earned 3.1394 BTC for this block.
Block 921,138 is number 1,843 of 2,016 in difficulty epoch 456; 173 blocks remain until the next difficulty adjustment at block 921,311. The next halving is at block 1,050,000, 128,862 blocks after this one.
Its hash starts with 20 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 52,397 confirmations, so it is settled beyond any practical doubt.