diff --git a/.github/workflows/build-wheel.yml b/.github/workflows/build-wheel.yml
index 9b7b35c8..a456ee2d 100644
--- a/.github/workflows/build-wheel.yml
+++ b/.github/workflows/build-wheel.yml
@@ -73,6 +73,9 @@ jobs:
             rm -f /io/dist/*-linux_*.whl
           "
 
+          # Install twine to verify wheels
+          pip install twine
+
           # Verify the wheel was built
           echo "Contents of dist directory:"
           ls -la dist/
@@ -81,6 +84,10 @@ jobs:
           echo "Wheel filenames:"
           find dist -name "*.whl" -exec basename {} \;
 
+          # Verify wheel structure
+          echo "Verifying wheels using twine check"
+          twine check dist/*
+
       - name: Build Windows wheel (x64)
         if: runner.os == 'Windows'
         shell: pwsh
@@ -95,6 +102,7 @@ jobs:
           pip install -r requirements.txt
           pip install -r requirements-dev.txt
           pip install wheel
+          pip install twine
 
           # Download native artifacts
           Write-Host "Starting artifact download process..."
@@ -110,8 +118,11 @@ jobs:
           # Build wheel
           python setup.py bdist_wheel --plat-name win_amd64
 
-      - name: Build macOS wheel (Apple Silicon)
-        if: runner.os == 'macOS' && runner.arch == 'arm64'
+          # Verify wheel structure
+          twine check dist/*
+
+      - name: Build macOS wheel (Universal)
+        if: runner.os == 'macOS'
         run: |
           # Create necessary directories
           mkdir -p artifacts
@@ -122,20 +133,25 @@ jobs:
           pip install -r requirements.txt
           pip install -r requirements-dev.txt
           pip install wheel
+          pip install twine
 
           # Download native artifacts
           python scripts/download_artifacts.py $C2PA_VERSION
 
           # Build wheel
-          python setup.py bdist_wheel --plat-name macosx_11_0_arm64
+          python setup.py bdist_wheel --plat-name macosx_10_9_universal2
 
           # Rename wheel to ensure unique filename
           cd dist
           for wheel in *.whl; do
-            mv "$wheel" "${wheel/macosx_11_0_arm64/macosx_11_0_arm64}"
+            mv "$wheel" "${wheel/macosx_10_9_universal2/macosx_10_9_universal2}"
           done
           cd ..
 
+          # Verify wheel structure
+          echo "Verifying wheels using twine check"
+          twine check dist/*
+
       - name: Log wheel filename
         if: runner.os == 'Linux' || runner.os == 'macOS'
         shell: bash
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 6978367a..cbdb3a1c 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -326,19 +326,23 @@ jobs:
           .\venv\Scripts\pytest .\tests\test_unit_tests.py -v
 
   build-macos-wheel:
-    name: Build macOS wheel
+    name: Build macOS wheel (Universal)
     uses: ./.github/workflows/build-wheel.yml
     needs: [tests-unix, read-version]
     with:
       python-version: "3.10"
-      artifact-name: wheels-macos-${{ matrix.target }}
       runs-on: macos-latest
+      artifact-name: wheels-macos-${{ matrix.target }}
+      architecture: ${{ matrix.target }}
       c2pa-version: ${{ needs.read-version.outputs.c2pa-native-version }}
     secrets:
       github-token: ${{ secrets.GITHUB_TOKEN }}
     strategy:
       matrix:
-        target: [aarch64]
+        include:
+          - target: universal2
+            runs-on: macos-latest
+
     if: |
       github.event_name != 'pull_request' ||
       github.event.pull_request.author_association == 'COLLABORATOR' ||
@@ -347,12 +351,17 @@ jobs:
       contains(github.event.pull_request.labels.*.name, 'safe to test')
 
   test-built-macos-wheel:
-    name: Test macOS built wheel
+    name: Test macOS built wheel (Universal)
     needs: build-macos-wheel
-    runs-on: macos-latest
+    runs-on: ${{ matrix.runs-on }}
     strategy:
       matrix:
-        target: [aarch64]
+        include:
+          - target: universal2
+            runs-on: macos-latest
+          - target: universal2
+            runs-on: macos-13
+
     if: |
       github.event_name != 'pull_request' ||
       github.event.pull_request.author_association == 'COLLABORATOR' ||
diff --git a/.github/workflows/upload-test.yml b/.github/workflows/upload-test.yml
deleted file mode 100644
index 8bacc094..00000000
--- a/.github/workflows/upload-test.yml
+++ /dev/null
@@ -1,98 +0,0 @@
-name: Upload Test for Pypi.
-
-on:
-  workflow_dispatch:
-
-jobs:
-  linux:
-    runs-on: ubuntu-latest
-
-    strategy:
-      matrix:
-        target: [aarch64]
-    steps:
-      - uses: actions/checkout@v4
-      - uses: actions/setup-python@v5
-        with:
-          python-version: "3.10"
-          cache: "pip"
-      - run: pip install -r requirements.txt
-      - name: Setup QEMU
-        uses: docker/setup-qemu-action@v1
-        if: ${{ matrix.target == 'aarch64' }}
-      - name: Build wheels
-        uses: PyO3/maturin-action@v1
-        with:
-          target: ${{ matrix.target }}
-          maturin-version: "1.2.0"
-          args: --release --out dist --find-interpreter
-          sccache: "true"
-          manylinux: ${{ matrix.target == 'aarch64' && 'manylinux_2_28' || 'auto' }}
-          before-script-linux: |
-            pip install uniffi-bindgen==0.24.1
-
-            # ISSUE: https://github.com/sfackler/rust-openssl/issues/2036#issuecomment-1724324145
-            # If we're running on rhel centos, install needed packages.
-            if command -v yum &> /dev/null; then
-                yum update -y && yum install -y perl-core openssl openssl-devel pkgconfig libatomic
-
-                # If we're running on i686 we need to symlink libatomic
-                # in order to build openssl with -latomic flag.
-                if [[ ! -d "/usr/lib64" ]]; then
-                    ln -s /usr/lib/libatomic.so.1 /usr/lib/libatomic.so
-                fi
-            else
-                # If we're running on debian-based system.
-                apt update -y && apt-get install -y libssl-dev openssl pkg-config
-            fi
-      - name: Upload wheels
-        uses: actions/upload-artifact@v4
-        with:
-          name: wheels-${{ matrix.target }}
-          path: dist
-
-  sdist:
-    runs-on: ubuntu-latest
-
-    steps:
-      - uses: actions/checkout@v4
-      - name: Build sdist
-        uses: PyO3/maturin-action@v1
-        with:
-          command: sdist
-          args: --out dist
-      - name: Upload sdist
-        uses: actions/upload-artifact@v4
-        with:
-          name: wheels
-          path: dist
-  
-  pypi-publish:
-    name: upload release to PyPI
-    runs-on: ubuntu-latest
-    needs: [linux, sdist]
-
-    # Specifying a GitHub environment is optional, but strongly encouraged
-    environment: testpublish
-    permissions:
-      # IMPORTANT: this permission is mandatory for Trusted Publishing
-      id-token: write
-    steps:
-      # retrieve your distributions here
-      - name: Checkout repository
-        uses: actions/checkout@v4
-
-      - name: Download aarch64 wheels artifact
-        uses: actions/download-artifact@v4
-        with:
-          name: wheels-aarch64
-
-      - name: Download sdist artifact
-        uses: actions/download-artifact@v4
-        with:
-          name: sdist
-
-      - name: Publish package distributions to PyPI
-        uses: pypa/gh-action-pypi-publish@release/v1
-        with:
-          repository-url: https://test.pypi.org/legacy/
\ No newline at end of file
diff --git a/pyproject.toml b/pyproject.toml
index 85e5560c..f178c63f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "c2pa-python"
-version = "0.14.0"
+version = "0.15.0"
 requires-python = ">=3.10"
 description = "Python bindings for the C2PA Content Authenticity Initiative (CAI) library"
 readme = { file = "README.md", content-type = "text/markdown" }