diff --git a/ai-compliance-sdk/internal/iace/datasources/cobot_biomech_limits.md b/ai-compliance-sdk/internal/iace/datasources/cobot_biomech_limits.md
index 362d382b..10daedb3 100644
--- a/ai-compliance-sdk/internal/iace/datasources/cobot_biomech_limits.md
+++ b/ai-compliance-sdk/internal/iace/datasources/cobot_biomech_limits.md
@@ -15,7 +15,10 @@ taken **only from open-access CC BY papers** — not from the (copyrighted) ISO/
 - **Attribution:** `Behrens et al. (2022), Front. Robot. AI 8:667818, CC BY 4.0`
 - **Retrieved:** 2026-06 · **DOI:** https://doi.org/10.3389/frobt.2021.667818
 - **Study:** 112 subjects, emulated impact (transient) and pinching (quasi-static)
-  loads at 28 body locations; force raised until slightly painful.
+  loads at 29 body locations; force raised until slightly painful.
+- **Verified 2026-06-11:** all force values below cross-checked verbatim against the
+  Frontiers paper (10 regions spot-checked, exact match, both columns); Park
+  pressure values cross-checked against the PLOS ONE paper (lowest/highest/range exact).
 
 ### Force pain thresholds by body region (N)