About block 903,222
Bitcoin block 903,222 was mined by SpiderPool on June 29, 2025 at 1:07 PM UTC, 4 min 45 s after block 903,221. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 1,059 transactions in 1.01 MB (50.3% of the 4 million weight-unit limit). The median transaction paid 1.00 sat/vB, up from 1.00 sat/vB in the block before, and all fees added up to 0.0109 BTC. With the 3.125 BTC subsidy of halving era 5, SpiderPool earned 3.1359 BTC for this block.
Block 903,222 is number 55 of 2,016 in difficulty epoch 448; 1,961 blocks remain until the next difficulty adjustment at block 905,183. The next halving is at block 1,050,000, 146,778 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 72,373 confirmations, so it is settled beyond any practical doubt.