As stated in the Preservation Implementation Plan and further described in the Preservation Action Plan - Journals, for the Full Preservation level for journal articles, currently acceptable formats include PDF and XML. XML articles may have diagrams in GIF, JPG, TIFF, or PNG format. Articles not in these formats (or those unable to be converted to these formats) may still be preserved at the Bit-level Preservation level. Supplementary materials will be accepted in any format, and preserved at the Bit-level preservation level.
All Content Information and Information Properties are recorded in the Metadata Specification.
Digital Preservation Policy Librarian