About block 921,122
Bitcoin block 921,122 was mined by ViaBTC on October 28, 2025 at 5:00 AM UTC, 4 min 19 s after block 921,121. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 1,291 transactions in 0.52 MB (32.4% of the 4 million weight-unit limit). The median transaction paid 1.00 sat/vB, down from 2.00 sat/vB in the block before, and all fees added up to 0.0075 BTC. With the 3.125 BTC subsidy of halving era 5, ViaBTC earned 3.1325 BTC for this block.
Block 921,122 is number 1,827 of 2,016 in difficulty epoch 456; 189 blocks remain until the next difficulty adjustment at block 921,311. The next halving is at block 1,050,000, 128,878 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. ViaBTC found 84 blocks in the week before. Today the block has 52,429 confirmations, so it is settled beyond any practical doubt.