Update package version

Author: baogorek

CHANGELOG.md

@@ -1,3 +1,12 @@
+## [1.74.1] - 2026-04-03
+
+### Fixed
+
+- Added fail-closed dataset contract validation for built CPS artifacts, including
+  `policyengine-us` lockfile version checks, per-entity HDF5 length validation,
+  and file-based `Microsimulation` smoke tests in both the build and upload paths.
+
+
 ## [1.74.0] - 2026-04-02
 
 ### Added

changelog.d/fix-artifact-contract.fixed.md

@@ -8,7 +8,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "policyengine_us_data"
-version = "1.74.0"
+version = "1.74.1"
 description = "A package to create representative microdata for the US."
 readme = "README.md"
 authors = [