diff --git a/SCOPE.md b/SCOPE.md
index 2232373..ce7075e 100644
--- a/SCOPE.md
+++ b/SCOPE.md
@@ -45,8 +45,8 @@ The public surface is deliberately narrow:
 
 5. **Public-contract verification**
    - Published manifest schema and public `spt api`/CLI surface only.
-   - Minimum spt-core version `0.29.0`, required for endpoint-cwd resolution of
-     relative continuity directories.
+   - Minimum spt-core version `0.31.0`, required for identity-preserving
+     listener authentication; v0.29.0 remains the relative continuity-path floor.
    - Deterministic unit/integration checks plus a same-node native endpoint
      release gate.