About block 903,524
Bitcoin block 903,524 was mined by SpiderPool on July 1, 2025 at 12:36 PM UTC, 45 min 24 s after block 903,523. 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 3,976 transactions in 1.54 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 5.00 sat/vB, up from 2.00 sat/vB in the block before, and all fees added up to 0.0742 BTC. With the 3.125 BTC subsidy of halving era 5, SpiderPool earned 3.1992 BTC for this block.
Block 903,524 is number 357 of 2,016 in difficulty epoch 448; 1,659 blocks remain until the next difficulty adjustment at block 905,183. The next halving is at block 1,050,000, 146,476 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 72 blocks in the week before. Today the block has 72,049 confirmations, so it is settled beyond any practical doubt.