Daily-scored measurements of whether web-grounded LLMs find, correctly cite, or hallucinate a single, brand-new author entity ("Marin T. Kael"), from the day the entity went online (2026-05-11). Pre-registered, n = 1, fixed catalogue of 16 questions, frozen since June 2026. Current release: Report 03 extract, 2026-08-19 (T+2 to T+100). Previous release (2026-06-15) covered T+2 to T+23.

Report 03 "Found, not recommended"… See the full description on the dataset page: https://huggingface.co/datasets/marintkael/ai-citation-fidelity.