About block 903,558
Bitcoin block 903,558 was mined by SpiderPool on July 1, 2025 at 5:48 PM UTC, 9 min 42 s after block 903,557. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 2,602 transactions in 1.45 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 2.00 sat/vB, up from 2.00 sat/vB in the block before, and all fees added up to 0.0331 BTC. With the 3.125 BTC subsidy of halving era 5, SpiderPool earned 3.1581 BTC for this block.
Block 903,558 is number 391 of 2,016 in difficulty epoch 448; 1,625 blocks remain until the next difficulty adjustment at block 905,183. The next halving is at block 1,050,000, 146,442 blocks after this one.
Its hash starts with 21 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 72,015 confirmations, so it is settled beyond any practical doubt.