About block 908,455
Bitcoin block 908,455 was mined by ULTIMUSPOOL on August 3, 2025 at 9:17 PM UTC, 19 seconds after block 908,454. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 85 transactions in 2.16 MB (98.9% of the 4 million weight-unit limit). The median transaction paid 0.00 sat/vB, down from 1.00 sat/vB in the block before, and all fees added up to 0.0057 BTC. With the 3.125 BTC subsidy of halving era 5, ULTIMUSPOOL earned 3.1307 BTC for this block.
Block 908,455 is number 1,256 of 2,016 in difficulty epoch 450; 760 blocks remain until the next difficulty adjustment at block 909,215. The next halving is at block 1,050,000, 141,545 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. ULTIMUSPOOL found 0 blocks in the week before. Today the block has 66,595 confirmations, so it is settled beyond any practical doubt.