Now im not sure if this really means anything, but if you view the exif data on that picture this is the date it was taken "2014:06:04 11:26:39" So that picture was taken about 3 months ago. But somehow you just recently found the code?
Exchangeable image file format (officially Exif, not EXIF according to JEIDA/JEITA/CIPA specifications) is a standard that specifies the formats for images, sound, and ancillary tags used by digital cameras (including smartphones), scanners and other systems handling image and sound files recorded by digital cameras. [...]
It is not supported in JPEG 2000,
PNG, or GIF.
Screenshots typically don't have Exif data, and this one was in PNG format.
and both sites gave me that date when i uploaded them .