About block 909,871
Bitcoin block 909,871 was mined by SpiderPool on August 13, 2025 at 4:51 PM UTC, 13 min 42 s after block 909,870. 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 3,983 transactions in 1.57 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 5.00 sat/vB, down from 6.00 sat/vB in the block before, and all fees added up to 0.0639 BTC. With the 3.125 BTC subsidy of halving era 5, SpiderPool earned 3.1889 BTC for this block.
Block 909,871 is number 656 of 2,016 in difficulty epoch 451; 1,360 blocks remain until the next difficulty adjustment at block 911,231. The next halving is at block 1,050,000, 140,129 blocks after this one.
Its hash starts with 21 zeros: that is the proof of work, a number below the target that the whole network’s hashrate had to search for. SpiderPool found 60 blocks in the week before. Today the block has 64,805 confirmations, so it is settled beyond any practical doubt.