About block 905,639
Bitcoin block 905,639 was mined by SECPOOL on July 15, 2025 at 6:57 AM UTC, 4 seconds after block 905,638. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 25 transactions in 0.01 MB (0.5% 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 0.0002 BTC. With the 3.125 BTC subsidy of halving era 5, SECPOOL earned 3.1252 BTC for this block.
Block 905,639 is number 456 of 2,016 in difficulty epoch 449; 1,560 blocks remain until the next difficulty adjustment at block 907,199. The next halving is at block 1,050,000, 144,361 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. SECPOOL found 50 blocks in the week before. Today the block has 69,790 confirmations, so it is settled beyond any practical doubt.