About block 921,921
Bitcoin block 921,921 was mined by ViaBTC on November 2, 2025 at 3:07 PM UTC, 3 min 42 s after block 921,920. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 1,160 transactions in 0.47 MB (31.1% 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 0.0097 BTC. With the 3.125 BTC subsidy of halving era 5, ViaBTC earned 3.1347 BTC for this block.
Block 921,921 is number 610 of 2,016 in difficulty epoch 457; 1,406 blocks remain until the next difficulty adjustment at block 923,327. The next halving is at block 1,050,000, 128,079 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. ViaBTC found 82 blocks in the week before. Today the block has 51,605 confirmations, so it is settled beyond any practical doubt.