We may differ on the definition of "has been corrected"

As part of a response the the recent piece in the Washington Post, Jill Diniz (Director of Eureka Math/Great Minds) said [emphasis added]:

The missing parentheses noted by the blogger, when introducing the concept of raising a negative number to a positive integer, was caused by converting the online curriculum to PDFs. This has been corrected. A benefit of open educational resources, such as Eureka Math, is they are easier than traditional instructional resources to improve upon quickly. 

Putting aside the concerns this raises about editing, proofing and overall quality control, let's take a minute and check the corrected version.

In case the print is too small, here are a couple of crops: