About block 917,638
Bitcoin block 917,638 was mined by Foundry USA on October 4, 2025 at 4:45 PM UTC, 31 min 19 s after block 917,637. 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 4,058 transactions in 1.47 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 5.00 sat/vB, up from 3.00 sat/vB in the block before, and all fees added up to 0.0668 BTC. With the 3.125 BTC subsidy of halving era 5, Foundry USA earned 3.1918 BTC for this block.
Block 917,638 is number 359 of 2,016 in difficulty epoch 455; 1,657 blocks remain until the next difficulty adjustment at block 919,295. The next halving is at block 1,050,000, 132,362 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 267 blocks in the week before. Today the block has 55,951 confirmations, so it is settled beyond any practical doubt.