About block 903,249
Bitcoin block 903,249 was mined by Foundry USA on June 29, 2025 at 4:10 PM UTC, 1 min 2 s after block 903,248. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 366 transactions in 0.18 MB (11.2% of the 4 million weight-unit limit). The median transaction paid 0.00 sat/vB, and all fees added up to 0.0031 BTC. With the 3.125 BTC subsidy of halving era 5, Foundry USA earned 3.1281 BTC for this block.
Block 903,249 is number 82 of 2,016 in difficulty epoch 448; 1,934 blocks remain until the next difficulty adjustment at block 905,183. The next halving is at block 1,050,000, 146,751 blocks after this one.
Its hash starts with 20 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 242 blocks in the week before. Today the block has 72,345 confirmations, so it is settled beyond any practical doubt.