About block 951,521
Bitcoin block 951,521 was mined by Foundry USA on May 29, 2026 at 5:21 AM UTC, 5 min 35 s after block 951,520. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 5,467 transactions in 1.56 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 0.00 sat/vB, and all fees added up to 0.0122 BTC. With the 3.125 BTC subsidy of halving era 5, Foundry USA earned 3.1372 BTC for this block.
Block 951,521 is number 1,986 of 2,016 in difficulty epoch 471; 30 blocks remain until the next difficulty adjustment at block 951,551. The next halving is at block 1,050,000, 98,479 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 250 blocks in the week before. Today the block has 23,997 confirmations, so it is settled beyond any practical doubt.