<ul data-eligibleForWebStory="true"><li>Copying AI-generated content into a website's rich text editor can leave hidden metadata in HTML.</li><li>Invisible code markers like data attributes and classes can signal AI content to search engines.</li><li>SEO expert Bill Hartzer highlighted the issue of AI footprints in HTML via a LinkedIn post.</li><li>AI footprints can include data-start and data-end attributes, ai-optimize classes, and nested spans.</li><li>Using tools like Screaming Frog SEO Spider can help detect AI content residue in HTML.</li><li>Around 6% of a site's posts were found to have AI content markers in the example provided.</li><li>A solution to clean up AI footprints involves highlighting problematic text, cleaning HTML, and pasting without formatting.</li><li>File renaming before upload can prevent hints of AI tools being used, enhancing site credibility and SEO.</li><li>Descriptive filenames are recommended instead of default AI-generated filenames for images and documents.</li><li>Taking extra steps ensures content cleanliness, optimization, and a human-like appearance.</li></ul>

How AI Leaves a Hidden Footprint in Your HTML (And How to Fix It)

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