Specification: SRS 55 - The WARC validator tool specified in SRS 31-32 shall be extended to optionally make use of the Jhove command line API to identify and validate WARC files, i.e. given a specific WARC file, this command shall be able to identify the file as a WARC file, validate the level of compliance with a given standard in terms of well-formedness and validity, and finally to characterise the file by extracting and displaying significant properties contained in the file.