About block 900,309
Bitcoin block 900,309 was mined by Foundry USA on June 8, 2025 at 8:40 AM UTC, 6 min 6 s after block 900,308. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 2,669 transactions in 1.44 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 0.0190 BTC. With the 3.125 BTC subsidy of halving era 5, Foundry USA earned 3.1440 BTC for this block.
Block 900,309 is number 1,174 of 2,016 in difficulty epoch 446; 842 blocks remain until the next difficulty adjustment at block 901,151. The next halving is at block 1,050,000, 149,691 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 252 blocks in the week before. Today the block has 75,692 confirmations, so it is settled beyond any practical doubt.