About block 921,856
Bitcoin block 921,856 was mined by RedRock Pool on November 2, 2025 at 5:31 AM UTC, 9 min 39 s after block 921,855. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 3,110 transactions in 1.87 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 0.00 sat/vB, and all fees added up to 0.0125 BTC. With the 3.125 BTC subsidy of halving era 5, RedRock Pool earned 3.1375 BTC for this block.
Block 921,856 is number 545 of 2,016 in difficulty epoch 457; 1,471 blocks remain until the next difficulty adjustment at block 923,327. The next halving is at block 1,050,000, 128,144 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. RedRock Pool found 0 blocks in the week before. Today the block has 51,660 confirmations, so it is settled beyond any practical doubt.