About block 921,731
Bitcoin block 921,731 was mined by SpiderPool on November 1, 2025 at 8:48 AM UTC, 20 min 40 s after block 921,730. 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 3,266 transactions in 1.54 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 2.00 sat/vB, up from 2.00 sat/vB in the block before, and all fees added up to 0.0331 BTC. With the 3.125 BTC subsidy of halving era 5, SpiderPool earned 3.1581 BTC for this block.
Block 921,731 is number 420 of 2,016 in difficulty epoch 457; 1,596 blocks remain until the next difficulty adjustment at block 923,327. The next halving is at block 1,050,000, 128,269 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. SpiderPool found 45 blocks in the week before. Today the block has 51,812 confirmations, so it is settled beyond any practical doubt.