Quote Originally Posted by DaringDan View Post
Now, this was assuming a number was being used. Why is there doubt? That's because if you go look at an item on the Lodestone, you'll see a set of numbers and letters in the URL next to /db/item/[identifier here].
If those numbers and letters fall in the range [0-9A-F], then what you're looking at is most likely the hexadecimal representation of an N-byte value. (See also: Base 64.)