The term stamping machine is identified in base64 scheme by the sequence c3RhbXBpbmcgbWFjaGluZQ==, while the MD5 signature is equal to 2c0d3090b0ff27a20e4b917541bb619b. The ASCII encoding of stamping machine in hexadecimal notation is 7374616d70696e67206d616368696e65.