diff --git a/.github/workflows/post-release-version-bump.yml b/.github/workflows/post-release-version-bump.yml
index 00b5e72..0b7266e 100644
--- a/.github/workflows/post-release-version-bump.yml
+++ b/.github/workflows/post-release-version-bump.yml
@@ -107,9 +107,27 @@ jobs:
           sed -i'' -e "s/\"version\": \".*\"/\"version\": \"${DEV_VERSION}\"/" package.json
           VERSION="${{ github.event.inputs.version }}"
           npm install
-          sed -i  "s|\(/aws-observability/adot-autoinstrumentation-node:\)v[0-9]\+\.[0-9]\+\.[0-9]\+|\1v${{github.event.inputs.version}}|g" .github/workflows/daily-scan.yml
+          sed -i  "s|\(/aws-observability/adot-autoinstrumentation-node:\)v[0-9]\+\.[0-9]\+\.[0-9]\+|\1v${{ github.event.inputs.version }}|g" .github/workflows/daily-scan.yml
           git add .
-          git status
+
+      - name: Append latest release checksum to release-build-metadata.json
+        run: |
+          ARTIFACT_NAME="aws-aws-distro-opentelemetry-node-autoinstrumentation-${{ github.event.inputs.version }}.tgz"
+          curl -L -o $ARTIFACT_NAME https://github.com/aws-observability/aws-otel-js-instrumentation/releases/download/v${{ github.event.inputs.version }}/$ARTIFACT_NAME
+
+          CHECKSUM=$(shasum -a 256 $ARTIFACT_NAME | awk '{ print $1 }')
+
+          FILE="release-build-metadata.json"
+          UPDATED_JSON=$(jq --arg version "${{ env.VERSION }}" \
+                            --arg name "$ARTIFACT_NAME" \
+                            --arg checksum "$CHECKSUM" \
+                            '.release += [{"version": $version, "checksum": [{"name": $name, "checksum": $checksum}]}]' "$FILE")
+
+          echo "$UPDATED_JSON" > "$FILE"
+          git add release-build-metadata.json
+
+      - name: Push changes to Github
+        run: |
           git commit -m "Prepare main for next development cycle: Update version to $DEV_VERSION"
           git push --set-upstream origin "prepare-main-for-next-dev-cycle-${VERSION}"
 
diff --git a/.github/workflows/release-build.yml b/.github/workflows/release-build.yml
index 24589df..8abfe67 100644
--- a/.github/workflows/release-build.yml
+++ b/.github/workflows/release-build.yml
@@ -103,6 +103,4 @@ jobs:
         env:
           NODE_AUTH_TOKEN: ${{secrets.NPM_TOKEN}}
           NPM_CONFIG_PROVENANCE: true
-        run: npx lerna publish from-package --no-push --no-private --no-git-tag-version --no-verify-access --yes
-    
-    
\ No newline at end of file
+        run: npx lerna publish from-package --no-push --no-private --no-git-tag-version --no-verify-access --yes
\ No newline at end of file
diff --git a/release-build-metadata.json b/release-build-metadata.json
new file mode 100644
index 0000000..63925b4
--- /dev/null
+++ b/release-build-metadata.json
@@ -0,0 +1,13 @@
+{
+    "release": [
+        {
+            "version": "0.3.0",
+            "checksum": [
+                {
+                    "name": "aws-aws-distro-opentelemetry-node-autoinstrumentation-0.3.0.tgz",
+                    "checksum": "22f0aabe7a24f57769c994acd57031caafbdbde46b3ca396372499055a7cb76c"
+                }
+            ]
+        }
+    ]
+}
\ No newline at end of file