About block 903,414
Bitcoin block 903,414 was mined by ULTIMUSPOOL on June 30, 2025 at 4:10 PM UTC, 1 min 18 s after block 903,413. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 1,729 transactions in 1.03 MB (58.4% of the 4 million weight-unit limit). The median transaction paid 1.00 sat/vB, down from 3.00 sat/vB in the block before, and all fees added up to 0.0073 BTC. With the 3.125 BTC subsidy of halving era 5, ULTIMUSPOOL earned 3.1323 BTC for this block.
Block 903,414 is number 247 of 2,016 in difficulty epoch 448; 1,769 blocks remain until the next difficulty adjustment at block 905,183. The next halving is at block 1,050,000, 146,586 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. ULTIMUSPOOL found 0 blocks in the week before. Today the block has 72,166 confirmations, so it is settled beyond any practical doubt.