Thanks No Knowing, cool response.
Apparently it is a coded puzzle, to a certain extent at least, in that the strange numbering system of the pages was decoded after much effort by a group of very happy mathematicians in there gladly given recreational time. (This is from a legit source but please check it out yourselves)
Many linguists believe the script is a code, but cannot decode it as of yet. There is a possibly misleading/illuminating "rosetta stone" that has been found within the pictures hinting at the text's possible interpretation.
Nexus members: Please verify such statements for yourselves as I am only repeating what I have read and don't know for sure if the sources are legit.
If you look at a given image from day to day it seems to change (all images do this as a response to mood and experience, but these do so in very pleasing, although disconcerting manner)
I'll post the .pdf so others can have a look.