About block 909,817
Bitcoin block 909,817 was mined by ViaBTC on August 13, 2025 at 7:37 AM UTC, 12 min 11 s after block 909,816. 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 2,500 transactions in 1.35 MB (79.2% 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 0.0239 BTC. With the 3.125 BTC subsidy of halving era 5, ViaBTC earned 3.1489 BTC for this block.
Block 909,817 is number 602 of 2,016 in difficulty epoch 451; 1,414 blocks remain until the next difficulty adjustment at block 911,231. The next halving is at block 1,050,000, 140,183 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 98 blocks in the week before. Today the block has 64,872 confirmations, so it is settled beyond any practical doubt.