About block 921,491
Bitcoin block 921,491 was mined by ViaBTC on October 30, 2025 at 5:53 PM UTC, 27 min 38 s after block 921,490. 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 3,423 transactions in 1.70 MB (99.9% of the 4 million weight-unit limit). The median transaction paid 4.00 sat/vB, up from 1.00 sat/vB in the block before, and all fees added up to 0.0528 BTC. With the 3.125 BTC subsidy of halving era 5, ViaBTC earned 3.1778 BTC for this block.
Block 921,491 is number 180 of 2,016 in difficulty epoch 457; 1,836 blocks remain until the next difficulty adjustment at block 923,327. The next halving is at block 1,050,000, 128,509 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 52,060 confirmations, so it is settled beyond any practical doubt.