Verified65% confidenceTradeoffExact time
The weakness of character-level watermarking schemes is that simple text normalization, copying to a plain-text editor, or regex filtering can completely remove them.
3
Sources
65%
Confidence
Long-term
Relevance
8/13/2026
First Seen
Sources
Related Claims
UnverifiedDigital watermarking identifies AI-generated content by embedding hidden signals in text or images, but text watermarking is especially fragile—rewriting, translation, or simple editing can destroy the signal.76% similarUnverified水印技术需要所有模型提供商统一实施标准，且在文本被改写或翻译后容易失效75% similarUnverified文本水印对代码、数学公式等低熵内容难以嵌入而不破坏正确性73% similarUnverified一个合格的AI文本水印技术需要满足可检测性、鲁棒性（文本被改写、翻译或删减后签名仍存在）和低误报率73% similarUnverified对水印文本进行大幅改写或用另一个模型转述时，水印信号往往被显著削弱甚至完全破坏72% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/739004API
curl https://kongchang.com/api/v1/knowledge/claims/739004MCP
get_claim(id=739004)