About block 921,446
Bitcoin block 921,446 was mined by ViaBTC on October 30, 2025 at 9:44 AM UTC, 2 min 29 s after block 921,445. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 558 transactions in 0.20 MB (12.8% of the 4 million weight-unit limit). The median transaction paid 1.00 sat/vB, up from 1.00 sat/vB in the block before, and all fees added up to 0.0034 BTC. With the 3.125 BTC subsidy of halving era 5, ViaBTC earned 3.1284 BTC for this block.
Block 921,446 is number 135 of 2,016 in difficulty epoch 457; 1,881 blocks remain until the next difficulty adjustment at block 923,327. The next halving is at block 1,050,000, 128,554 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 83 blocks in the week before. Today the block has 52,125 confirmations, so it is settled beyond any practical doubt.