The term half cross stitch is identified in base64 scheme by the sequence aGFsZiBjcm9zcyBzdGl0Y2g=, while the MD5 signature is equal to 4b6639569e11ac4f64f8bfa9db3156b6. The ASCII encoding of half cross stitch in hexadecimal notation is 68616c662063726f737320737469746368.