About block 909,173
Bitcoin block 909,173 was mined by SpiderPool on August 8, 2025 at 1:10 PM UTC, 15 min 27 s after block 909,172. 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 3,892 transactions in 1.80 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 5.00 sat/vB, up from 3.00 sat/vB in the block before, and all fees added up to 0.0662 BTC. With the 3.125 BTC subsidy of halving era 5, SpiderPool earned 3.1912 BTC for this block.
Block 909,173 is number 1,974 of 2,016 in difficulty epoch 450; 42 blocks remain until the next difficulty adjustment at block 909,215. The next halving is at block 1,050,000, 140,827 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. SpiderPool found 57 blocks in the week before. Today the block has 65,699 confirmations, so it is settled beyond any practical doubt.