Claude now watermarks everything it touches—even spelling fixes

If you use Claude to edit a single sentence in your manuscript, the whole doc gets an invisible watermark that survives copy-paste.

This story ran in the Coral Wire edition of Thu, Aug 20 2026, when the Coral Index stood at 49/100 (Mixed signals).

Coral Wire selects stories by a Claude-graded relevance score and writes each headline and one-line summary with an Anthropic Claude model from the linked source. Story gathering is not AI: it is a fixed set of feeds and dockets. The linked original is always the authority.

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