This field is mandatory if applicable. Every digitized record must include the date of digitization; for born-digital materials, the Date Original will suffice.
|Date of creation or availability of the digital resource. Use an approximate digitization date if the exact date is not known.
Refers to the date of creation of the master archival file, not of the derivative file used for display.
Follow W3C-DTF standard (ISO 8601) of YYYY-MM-DD. Beware of this field in CSVs opened in Excel—the software will reformat the dates! It's best to edit in an Excel version and then save as a CSV without reopening the CSV before upload.
For a range of dates, put a dash in between dates.