About block 921,800
Bitcoin block 921,800 was mined by SpiderPool on November 1, 2025 at 8:30 PM UTC, 3 min 16 s after block 921,799. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 1,322 transactions in 3.05 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 0.00 sat/vB, down from 1.00 sat/vB in the block before, and all fees added up to 0.0083 BTC. With the 3.125 BTC subsidy of halving era 5, SpiderPool earned 3.1333 BTC for this block.
Block 921,800 is number 489 of 2,016 in difficulty epoch 457; 1,527 blocks remain until the next difficulty adjustment at block 923,327. The next halving is at block 1,050,000, 128,200 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. SpiderPool found 48 blocks in the week before. Today the block has 51,716 confirmations, so it is settled beyond any practical doubt.