About block 917,999
Bitcoin block 917,999 was mined by Foundry USA on October 7, 2025 at 5:38 AM UTC, 4 seconds after block 917,998. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 4,649 transactions in 2.35 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 0.00 sat/vB, and all fees added up to 0.0050 BTC. With the 3.125 BTC subsidy of halving era 5, Foundry USA earned 3.1300 BTC for this block.
Block 917,999 is number 720 of 2,016 in difficulty epoch 455; 1,296 blocks remain until the next difficulty adjustment at block 919,295. The next halving is at block 1,050,000, 132,001 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 55,610 confirmations, so it is settled beyond any practical doubt.