About block 919,921
Bitcoin block 919,921 was mined by F2Pool on October 20, 2025 at 8:17 AM UTC, 45 seconds after block 919,920. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 162 transactions in 0.05 MB (3.4% of the 4 million weight-unit limit). The median transaction paid 1.00 sat/vB, up from 1.00 sat/vB in the block before, and all fees added up to 0.0008 BTC. With the 3.125 BTC subsidy of halving era 5, F2Pool earned 3.1258 BTC for this block.
Block 919,921 is number 626 of 2,016 in difficulty epoch 456; 1,390 blocks remain until the next difficulty adjustment at block 921,311. The next halving is at block 1,050,000, 130,079 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 172 blocks in the week before. Today the block has 53,650 confirmations, so it is settled beyond any practical doubt.