Claim signature
The digital signature protecting a C2PA claim.
What Claim signature does not show
It verifies key-based authorship and integrity when trust validation succeeds, not copyright ownership.
Terms this definition uses
Related terms in Accessibility and provenance
What a page owes a keyboard, a screen reader and a fact-checker: the accessibility basics and the C2PA vocabulary for proving where a file came from.
Keyboard accessibility · Focus order · Focus indicator · ARIA · Accessible description · Color contrast · Reduced motion · Captions · Audio description · Status message · Content Credential · C2PA assertion · C2PA claim · Manifest store · Content binding · Hard binding · Soft binding · Ingredient · Trust list · landmark · contrast ratio
Questions about Claim signature
What is Claim signature?
The digital signature protecting a C2PA claim.
What does Claim signature not show or guarantee?
It verifies key-based authorship and integrity when trust validation succeeds, not copyright ownership.
Which area of the glossary does Claim signature belong to?
Accessibility and provenance: What a page owes a keyboard, a screen reader and a fact-checker: the accessibility basics and the C2PA vocabulary for proving where a file came from.
← C2PA claim · Manifest store →
See it in the full glossary · 772 terms across 19 areas.
Free browser extension
See this on any site you visit, in one click.
CrawlCheck for Chrome grades every site you visit A–F and shows, from your own browser, what search engines and AI assistants are actually served. Free, no account.