Unverified50% confidenceFactExact time
C2PA is a purely software-level standard that relies on software tools to append signatures after the fact, and cannot guarantee at the hardware level the originality of an image at the moment of capture.
1
Sources
50%
Confidence
Long-term
Relevance
9/16/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedC2PA is the Coalition for Content Provenance and Authenticity led by Adobe, Microsoft, and other companies, promoting the embedding of verifiable Content Credentials into digital content to record who created it, how it was created, and whether AI was used.73% similarUnverifiedC2PA规范已被纳入JPEG、PDF等主流文件格式标准，Photoshop、Lightroom等专业工具已原生支持内容凭证的生成与读取72% similarUnverifiedAnthropic针对.svg、.png、.jpg等文件采用C2PA开放标准的签名式来源元数据67% similarUnverifiedawesome-gpt-image-2 项目以「Prompt as Code」为核心理念，将提示词视为可复用、可维护、可迭代的代码资产60% similar
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