About block 909,343
Bitcoin block 909,343 was mined by SpiderPool on August 9, 2025 at 11:39 PM UTC, 3 min 52 s after block 909,342. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 4,209 transactions in 1.91 MB (99.8% 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 0.0112 BTC. With the 3.125 BTC subsidy of halving era 5, SpiderPool earned 3.1362 BTC for this block.
Block 909,343 is number 128 of 2,016 in difficulty epoch 451; 1,888 blocks remain until the next difficulty adjustment at block 911,231. The next halving is at block 1,050,000, 140,657 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. SpiderPool found 57 blocks in the week before. Today the block has 65,523 confirmations, so it is settled beyond any practical doubt.