July 29, 2018. Difficulty rose by +14.88% to 5.95T from 5.18T.
Change
+14.88%
New difficulty
5.95T
Period length
12.2 days
Network hashrate then (7-day)
42.7 EH/s
Bitcoin price then
$8,056
Hashprice then
$339/PH/day
The 2,016 blocks before it took 12.2 days instead of 14, so the network had more hashrate than the difficulty assumed, and difficulty rose by 14.88%: one of the largest adjustments on record. For every machine on the network that is a pay cut of the same size until the next retarget.