Thats a shame, I'm not sure what the problem was for that particular URL but I just ran some tests on my demo site and the counts are being returned correctly.
A quick way to check
If you see another URL that you think is displaying an incorrect Pinterest count trying using Pinterest’s
and enter the URL of the page in question into the URL field and then see if the count that appears matches your website button count.
Hi! I'm Steve the founder and head developer of CoalaWeb design studios. I'm an avid supporter of open source projects and the GPL license.