code: function hashToInts(hash) {
    var arr = []
    var num = 4
  
    for (var i = 0; i < 4; i++) {
      var part = hash.substr(i*8,8)
      var n = parseInt(part, 16) & 0x7fffffff
      arr.push(n)
    }
  
    return arr
  
  }
docs: hashToInts get hash to ints minus first bit
  @param  {String} hash a hex array
  @return {Array}      4 numbers