The term spacecraft clock time is identified in base64 scheme by the sequence c3BhY2VjcmFmdCBjbG9jayB0aW1l, while the MD5 signature is equal to 904c03cd490529cd7d8aae831569dfb1. The ASCII encoding of spacecraft clock time in hexadecimal notation is 7370616365637261667420636c6f636b2074696d65.