About block 903,259
Bitcoin block 903,259 was mined by SpiderPool on June 29, 2025 at 5:23 PM UTC, 17 min 30 s after block 903,258. 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 3,784 transactions in 1.69 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 2.00 sat/vB, up from 1.00 sat/vB in the block before, and all fees added up to 0.0287 BTC. With the 3.125 BTC subsidy of halving era 5, SpiderPool earned 3.1537 BTC for this block.
Block 903,259 is number 92 of 2,016 in difficulty epoch 448; 1,924 blocks remain until the next difficulty adjustment at block 905,183. The next halving is at block 1,050,000, 146,741 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 74 blocks in the week before. Today the block has 72,335 confirmations, so it is settled beyond any practical doubt.