About block 909,721
Bitcoin block 909,721 was mined by SECPOOL on August 12, 2025 at 5:25 PM UTC, 3 min 22 s after block 909,720. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 2,257 transactions in 1.97 MB (99.9% 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 0.0186 BTC. With the 3.125 BTC subsidy of halving era 5, SECPOOL earned 3.1436 BTC for this block.
Block 909,721 is number 506 of 2,016 in difficulty epoch 451; 1,510 blocks remain until the next difficulty adjustment at block 911,231. The next halving is at block 1,050,000, 140,279 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. SECPOOL found 38 blocks in the week before. Today the block has 65,030 confirmations, so it is settled beyond any practical doubt.