The term negotiable instrument is identified in base64 scheme by the sequence bmVnb3RpYWJsZSBpbnN0cnVtZW50, while the MD5 signature is equal to ca08c4eb0a1335d2df914f7cd7fb1d8b. The ASCII encoding of negotiable instrument in hexadecimal notation is 6e65676f746961626c6520696e737472756d656e74.