The MD5 checksum functions as a compact digital fingerprint of a file. 
The MD5 hash is commonly used to verify the integrity of files.

The following checksum can be used to verify the following file hosted on this site:

e82e0f5c87ffe5a1785adb3ec78da51d  CppFAQ.pdf
c1d9321c337cbd89fe4ac0fc595575cf  CppFAQ_Source.zip