7.3.6 Common Services files

The following Common Services files shall be present in a Descriptor:

• “[Content_Types].xml” file is located in the top-level folder “/”;

• relationship file “.rels” is located in the folder “/_rels”;

• the “origin.psdor” file is located in the folder “/package/service/digital-signature”;

• the relationship file “origin.psdor.rels”, which lists the digital signatures, is located in the folder “/package/service/digital-signature/_rels”;

• at least one digital signature file with the file name extension .psdsxs is located in the folder “/package/service/digital-signature/xml-signature”.