About block 921,557
Bitcoin block 921,557 was mined by Foundry USA on October 31, 2025 at 2:54 AM UTC, 22 min 5 s after block 921,556. 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 3,048 transactions in 1.51 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 2.00 sat/vB, up from 1.00 sat/vB in the block before, and all fees added up to 0.0283 BTC. With the 3.125 BTC subsidy of halving era 5, Foundry USA earned 3.1533 BTC for this block.
Block 921,557 is number 246 of 2,016 in difficulty epoch 457; 1,770 blocks remain until the next difficulty adjustment at block 923,327. The next halving is at block 1,050,000, 128,443 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 264 blocks in the week before. Today the block has 51,969 confirmations, so it is settled beyond any practical doubt.