About block 903,303
Bitcoin block 903,303 was mined by Foundry USA on June 29, 2025 at 11:02 PM UTC, 22 min 32 s after block 903,302. 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 3,235 transactions in 1.60 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 2.00 sat/vB, and all fees added up to 0.0413 BTC. With the 3.125 BTC subsidy of halving era 5, Foundry USA earned 3.1663 BTC for this block.
Block 903,303 is number 136 of 2,016 in difficulty epoch 448; 1,880 blocks remain until the next difficulty adjustment at block 905,183. The next halving is at block 1,050,000, 146,697 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 245 blocks in the week before. Today the block has 72,286 confirmations, so it is settled beyond any practical doubt.