diff --git a/.github/workflows/cibuildwheel-impl/action.yml b/.github/workflows/cibuildwheel-impl/action.yml
index 6494189c928a8..deebfaed7d72a 100644
--- a/.github/workflows/cibuildwheel-impl/action.yml
+++ b/.github/workflows/cibuildwheel-impl/action.yml
@@ -9,7 +9,7 @@ runs:
   using: "composite"
   steps:
     - name: Build wheel
-      uses: pypa/cibuildwheel@v3.0.1
+      uses: pypa/cibuildwheel@v3.4.1
       env:
         CIBW_BUILD: ${{ inputs.build-tag }}
 
diff --git a/.github/workflows/python_wheel_build.yml b/.github/workflows/python_wheel_build.yml
index 62c29eed29a2b..bfa6db5eacd91 100644
--- a/.github/workflows/python_wheel_build.yml
+++ b/.github/workflows/python_wheel_build.yml
@@ -3,11 +3,11 @@ name: 'ROOT Python wheels'
 on:
   workflow_dispatch:
     inputs:
-      branch:
-        description: 'The branch for which the Python wheel has to be generated'
+      ref:
+        description: 'The git ref to build the wheel from (branch, tag, or commit SHA).'
         type: string
         required: true
-        default: "master"
+        default: ''
   schedule:
     - cron: '01 1 * * *'
   pull_request:
@@ -28,10 +28,12 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        target: [cp310-manylinux_x86_64, cp311-manylinux_x86_64, cp312-manylinux_x86_64, cp313-manylinux_x86_64]
+        target: [cp310-manylinux_x86_64, cp311-manylinux_x86_64, cp312-manylinux_x86_64, cp313-manylinux_x86_64, cp314-manylinux_x86_64]
     name: ${{ matrix.target }}
     steps:
       - uses: actions/checkout@v6
+        with:
+          ref: ${{ github.event.inputs.ref }}
       - uses: ./.github/workflows/cibuildwheel-impl
         with:
           build-tag: ${{ matrix.target }}
@@ -42,11 +44,12 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.10", "3.11", "3.12", "3.13"]
+        python-version: ["3.10", "3.11", "3.12", "3.13", "3.14"]
     name: test-wheel-cp${{ matrix.python-version }}
     steps:
       - uses: actions/checkout@v6
-
+        with:
+          ref: ${{ github.event.inputs.ref }}
       - name: Download produced wheels
         uses: actions/download-artifact@v4
         with:
@@ -121,3 +124,23 @@ jobs:
           kinit  -p ${{ secrets.KRB5USER }}@${{ secrets.KRB5REALM }} -kt ${KT_FILE_NAME}
           echo +++ Running the copy
           xrdcp --parallel ${NFILES} -rf wheelhouse/* ${EOS_ENDPOINT}/${EOS_PATH}/
+
+  publish-to-pypi:
+      if: github.event_name == 'workflow_dispatch'
+      needs: build-wheels
+      runs-on: ubuntu-latest
+      name: >-
+        Publish Python distribution to PyPI
+      environment:
+        name: pypi
+        url: https://pypi.org/p/root
+      permissions:
+        id-token: write
+      steps:
+      - name: Download produced wheels
+        uses: actions/download-artifact@v4
+        with:
+          merge-multiple: true
+          path: dist/
+      - name: Publish distribution to PyPI
+        uses: pypa/gh-action-pypi-publish@release/v1
diff --git a/pyproject.toml b/pyproject.toml
index 45753dd4ad054..8fde443741696 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -3,12 +3,12 @@ requires = ["cmake", "setuptools<72", "wheel", "numpy"]
 
 [project]
 name = "ROOT"
-version = "0.1a9"
-requires-python = ">=3.9"
+version = "0.1a12"
+requires-python = ">=3.10"
 maintainers = [
   {name = "Vincenzo Eduardo Padulano", email = "vincenzo.eduardo.padulano@cern.ch"}
 ]
-description = "An open-source data analysis framework used by high energy physics and others."
+description = "Analyzing petabytes of data, scientifically."
 readme = "README.md"
 license = {file = "LICENSE"}
 dependencies = [