The Archimedes Palimpsest is a medieval prayer book whose parchment was reused, with the original text underneath being a copy of works by Archimedes.
Notes on verification
Confirmed by multiple independent, authoritative sources including the institution holding the manuscript (Walters Art Museum) and the official Archimedes Palimpsest Project. [tier=unverified indep_score=0.3 clusters=3 claim_tier=notable] [rescored 2026-09-15: curated origin-host map (PR #65); unclassified hosts no longer scored as aggregators]
Sources
- List of mathematics history topics (wikipedia)
- https://www.archimedespalimpsest.org/about/ (corroboration)
- https://wiki.digitalclassicist.org/Archimedes_Palimpsest (corroboration)
- https://thewalters.org/news/lost-and-found-the-secrets-of-archimedes/ (corroboration)