The term hot-water bottle is identified in base64 scheme by the sequence aG90LXdhdGVyIGJvdHRsZQ==, while the MD5 signature is equal to 2d5857c8465fa8e1eaea2661c1eeb969. The ASCII encoding of hot-water bottle in hexadecimal notation is 686f742d776174657220626f74746c65.