What does it actually mean for a piece of content to ha...

The presence of a valid C2PA credential indicates that the content has been cryptographically signed to prove its origin and history. When evaluating models, relying on an attribution classifier is often insufficient if the underlying data is compromised. Instead of retraining the classifier, one should implement an authenticity gate to ensure that the benchmark’s ground-truth documents are genuine by construction, thereby preventing failures caused by unverified content.