July 31, 2021. Difficulty rose by +6.03% to 14.50T from 13.67T.
Change
+6.03%
New difficulty
14.50T
Period length
13.2 days
Network hashrate then (7-day)
107.8 EH/s
Bitcoin price then
$42,214
Hashprice then
$326/PH/day
The 2,016 blocks before it took 13.2 days instead of 14, so the network had more hashrate than the difficulty assumed, and difficulty rose by 6.03%: a large adjustment. For every machine on the network that is a pay cut of the same size until the next retarget.