Controlled Testing
Live SEO & AI Citation Experiments
We treat search and generative answer engines as experimental environments. Here are our active tests and empirical conclusions.
CompletedSeptember 2026
Experiment: Do Schema.org JSON-LD Updates Change AI Citations Within 48 Hours?
Testing 25 commercial product pages before and after injecting comprehensive Product and FAQ JSON-LD markup.
Result: Answer: Yes. GPTBot and Perplexity re-crawled and updated citation snippets on 18 of 25 URLs within 36 hours of schema deployment.
Active TrackingOctober 2026
Experiment: Robots.txt Directive Speed of Propagation Across Generative Bots
Measuring the time delay between disallowing and re-allowing GPTBot in robots.txt and observed quote omissions in ChatGPT Search.
Result: Preliminary: Observed latency varies between 4 hours (Perplexity) to 48 hours (ChatGPT Search index cache).