 intended to help clarify and elucidate their superior 
item. Satisfaction of the sub-metrics provides evidence supporting a claim of 
compliance with the hierarchically superior items. 
– Each metric has one or more of the following informative pieces of text associated 
with it: 
• 
Supporting Text: giving an explanation of why the metric is important; 
AUDIT AND CERTIFICATION OF TRUSTWORTHY DIGITAL REPOSITORIES 
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• 
Examples of Ways the Repository Can Demonstrate