About block 903,390
Bitcoin block 903,390 was mined by Foundry USA on June 30, 2025 at 12:35 PM UTC, 17 min 17 s after block 903,389. 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 3,512 transactions in 1.60 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 4.00 sat/vB, down from 6.00 sat/vB in the block before, and all fees added up to 0.0573 BTC. With the 3.125 BTC subsidy of halving era 5, Foundry USA earned 3.1823 BTC for this block.
Block 903,390 is number 223 of 2,016 in difficulty epoch 448; 1,793 blocks remain until the next difficulty adjustment at block 905,183. The next halving is at block 1,050,000, 146,610 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. Foundry USA found 243 blocks in the week before. Today the block has 72,191 confirmations, so it is settled beyond any practical doubt.