About block 903,851
Bitcoin block 903,851 was mined by SpiderPool on July 3, 2025 at 3:46 PM UTC, 21 min 0 s after block 903,850. 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 3,856 transactions in 1.56 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 3.00 sat/vB, and all fees added up to 0.0479 BTC. With the 3.125 BTC subsidy of halving era 5, SpiderPool earned 3.1729 BTC for this block.
Block 903,851 is number 684 of 2,016 in difficulty epoch 448; 1,332 blocks remain until the next difficulty adjustment at block 905,183. The next halving is at block 1,050,000, 146,149 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 71 blocks in the week before. Today the block has 71,691 confirmations, so it is settled beyond any practical doubt.