printHash32.rb

Base32Chars = "0123456789abcdfghijklmnpqrsvwxyz"

def printHash32(hash_int)
  maxSize = 32
  len = 50
  s = ""
  n = len -1

  hash = [("%0256b" % hash_int)].pack("B*").unpack("C*")

  while n >= 0
    b = n * 5;
    i = b / 8;
    j = b % 8;
    c = (hash[i] >> j) | (i >= maxSize - 1 ? 0 : hash[i + 1] << (8 - j))
    
    s << Base32Chars[c & 0x1f]

    n -= 1
  end

  s
end

printHash32 72356286363236526331452798020295219825627762172601973501865183084394422723874
# => "p5gx18yrbnwc6xc0mxvsfaxzgy2y9i78xq7ds0qmdm67q39y4z"