diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 2ea7677..1fb3002 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -45,7 +45,7 @@ jobs:
           for wf in build-macos.yml build-windows.yml test.yml; do
             key=$(echo "${wf%.*}" | tr '-' '_')
             run_id=$(gh run list --repo "${{ github.repository }}" --workflow "$wf" \
-              --branch main --status success --json databaseId,headSha \
+              --branch main --status success --limit 200 --json databaseId,headSha \
               --jq ".[] | select(.headSha == \"${{ github.sha }}\") | .databaseId" | head -n1)
             if [ -z "$run_id" ]; then
               echo "::error::No successful $wf run on main for commit ${{ github.sha }}. Push to main and wait for it to build before tagging."
@@ -113,6 +113,11 @@ jobs:
           mkdir -p ../release-assets
           zip -r ../release-assets/coverage_monero_cpp_html.zip coverage_monero_cpp_html
 
+      # to check a download against what the workflow published: sha256sum -c SHA256SUMS
+      - name: Checksum the assets
+        working-directory: release-assets
+        run: sha256sum -- *.deb *.whl *.zip > SHA256SUMS
+
       - name: Create draft release
         env:
           GH_TOKEN: ${{ github.token }}
@@ -122,4 +127,4 @@ jobs:
             --draft \
             --title "${{ github.ref_name }}" \
             --generate-notes \
-            release-assets/*.deb release-assets/*.whl release-assets/*.zip
+            release-assets/*.deb release-assets/*.whl release-assets/*.zip release-assets/SHA256SUMS
diff --git a/CMakeLists.txt b/CMakeLists.txt
index c59ceca..2a97f3e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -351,4 +351,14 @@ set(MONERO_PYTHON_LINK_LIBS
 
 target_link_libraries(monero PRIVATE ${MONERO_PYTHON_LINK_LIBS})
 
+# A python module has to export PyInit_monero and nothing else. Left to itself the linker also exports every
+# symbol of the static libraries it takes in, those of monero-project and monero-cpp: about 27000 on linux, from
+# 7000 to 11000 on macOS and 1100 on windows. They make the module bigger and can clash with the symbols that
+# another extension of the same process brings, a boost or a protobuf for one.
+if(APPLE)
+  target_link_options(monero PRIVATE -Wl,-dead_strip -Wl,-exported_symbol,_PyInit_monero)
+elseif(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" OR CMAKE_CXX_COMPILER_ID MATCHES "Clang")
+  target_link_options(monero PRIVATE -Wl,--exclude-libs,ALL -Wl,--gc-sections)
+endif()
+
 install(TARGETS monero DESTINATION .)