Checksum file format

The checksum file must be a plain text file with the extension .txt.

The file must have 1 file defined per line in the format filename.ext,checksum_value

example:

am4050_card_1990_a.tif,65102076791b65a4c561da2fa42b82aa
am4050_card_1990_b.tif,65102076791b65a4c561da2fa42b82ab
am4050_card_1990_c.tif,65102076791b65a4c561da2fa42b82ac

the above file has 3 files defined.

am4050_card_1990_a.tif,65102076791b65a4c561da2fa42b82aa

The above file has 1 file defined.