About block 903,148
Bitcoin block 903,148 was mined by Foundry USA on June 29, 2025 at 1:24 AM UTC, 6 min 51 s after block 903,147. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 3,719 transactions in 1.56 MB (99.8% 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 0.0168 BTC. With the 3.125 BTC subsidy of halving era 5, Foundry USA earned 3.1418 BTC for this block.
Block 903,148 is number 1,997 of 2,016 in difficulty epoch 447; 19 blocks remain until the next difficulty adjustment at block 903,167. The next halving is at block 1,050,000, 146,852 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 241 blocks in the week before. Today the block has 72,459 confirmations, so it is settled beyond any practical doubt.