core + bib (Bibliographic Extension): terms relating to books and bibliography.

contentUrl

Canonical URL: http://schema.org/contentUrl

Thing > Property > contentUrl

Actual bytes of the media object, for example the image file or video file.

Usage: Between 50,000 and 100,000 domains
Values expected to be one of these types
URL
Used on these types
MediaObject

Schema Version 3.3