URL shortner without storage

example.php

<?php
composer require "tuupola/base85:^1.0"

$url = "https://ultimatemotherfuckingwebsite.com/"

$base85 = new Tuupola\Base85;

$tokenized = $base85->encode($url);
$shortened = "https://big.pm/$tokenized";

print("The URL $url, is shorthened to $shortened");

$long = array_pop(explode('/', $shortened));

print("redirecting to: $long")