The term copper-base alloy is identified in base64 scheme by the sequence Y29wcGVyLWJhc2UgYWxsb3k=, while the MD5 signature is equal to 92117b5bf9cd6b9038e632303019cec6. The ASCII encoding of copper-base alloy in hexadecimal notation is 636f707065722d6261736520616c6c6f79.