1. A method for document discovery, comprising: receiving a scan of a physical copy of a document comprising a non-text object; determining a first tag for the non-text object, wherein the first tag defines a portion of the non-text object in an original file; generating, based on the first tag, non-text object metadata comprising composition information for the non-text object; searching, using the non-text object metadata, a plurality of electronic documents stored in a data repository, wherein each of the plurality of electronic documents comprises an object and searchable metadata associated with the object; comparing the non-text object metadata with the searchable metadata; and providing a location of the original file to a user when the non-text object metadata matches the searchable metadata.