egard to the 
technical construction of its components. For example, the repository needs to be able to 
recognize a TIFF file and confirm that it is not simply a file with a filename ending in 
‘TIFF’. Another example, would be a website for which the repository would need to be able 
to recognize and test the validity of the variety of file types (e.g., HTML, images, audio, 
video, CSS, etc.) that are part of the website. This is necessary in order to confirm: 1) the SIP 
AUDIT AND CERTIFICATION OF TRUSTW