- hash: documentation ( source)
<?php
/*
* Fill in unhashed & hashed seeds below and click blue 'eval();' button below textarea.
*
* ------------------ */
$hashedSeed = 'f8978437f9db78e89c42d990cb22eb4db443a4ecb0fc1d853c2342a05cff4521';
$unhashedSeed = '1dded1bc274c42dafc71591ffba2347ada0231a3a7573aa3d5fe98f8ef8e5e50';
$hash = hash('sha256', $unhashedSeed);
echo "Generated hash: $hash\n";
echo 'Does hash match? ' . ($hashedSeed == $hash ? 'Yes' : 'No') . "\n";