The term photographic plate is identified in base64 scheme by the sequence cGhvdG9ncmFwaGljIHBsYXRl, while the MD5 signature is equal to 158a0b1dc0277b384ac18aeea2e23b2f. The ASCII encoding of photographic plate in hexadecimal notation is 70686f746f6772617068696320706c617465.