http://r2km7u25qebaefa7b6jdcjldymc2u337vzpx7ne773ypgs3qlq4xycqd.onion/index.php?page=PRIMER
Each directory followed a pattern: /[NUMBER]_[MD5 HASH]/ I collected all the MD5 hashes from the URLs I had visited and attempted to crack them: 8f14e45fceea167a5a36dedd4bea2543: 7
6512bd43d9caa6e02c990b0a82652dca: 11
c51ce410c124a10e0db5e4b97fc2af39: 13 After cracking the hashes, I realized they all represented prime numbers.