October 2, 2017. Difficulty rose by +1.85% to 1.12T from 1.10T.
Change
+1.85%
New difficulty
1.12T
Period length
13.7 days
Network hashrate then (7-day)
8.0 EH/s
Bitcoin price then
$4,236
Hashprice then
$1,014/PH/day
The 2,016 blocks before it took 13.7 days instead of 14, so the network had more hashrate than the difficulty assumed, and difficulty rose by 1.85%: an ordinary adjustment. For every machine on the network that is a pay cut of the same size until the next retarget.