content-provenance
Anthropic closed the hole distillers used to read Claude's thinking News
With Claude Fable 5.1, Anthropic blocked new API accounts from editing earlier turns of a conversation while keeping Claude's prior reasoning in the transcript -- shutting off a publicly documented technique for extracting a model's internal thinking at scale.
Pew finds one in ten English web pages shows signs of AI authorship News
Pew Research sampled 490,000 English-language web pages from Common Crawl across 49 crawls between January 2021 and July 2026 and found 10% of the July 2026 sample showed significant signs of AI authorship, rising to 35% among pages that carried a publication date after ChatGPT's release.
Google made the visible Gemini watermark optional and kept the invisible one News
Google added a setting in Gemini Apps that turns off the visible watermark on generated images, videos, and music, while its help page states the setting does not affect SynthID or Content Credentials, the invisible provenance markers embedded in the same files.
Google pulled AI image generation out of Google Earth one day after shipping it News
Google launched Nano Banana image generation inside Google Earth on July 30 and announced a rollback on July 31, saying users were sharing generated imagery that appeared to violate its policies and that it needed stronger guardrails first.