diff --git a/share/openPMD/json_schema/verify_identical.sh b/share/openPMD/json_schema/verify_identical.sh
new file mode 100755
index 0000000000..207026fbb8
--- /dev/null
+++ b/share/openPMD/json_schema/verify_identical.sh
@@ -0,0 +1,10 @@
+#!/usr/bin/env bash
+
+if (( $# != 2 )); then
+    echo "Usage: $BASH_SOURCE <toml_file> <json_file>" >&2
+    exit 1
+fi
+
+diff \
+    <(openpmd-convert_json_toml "@$(realpath "$1")" | jq -S .) \
+    <(jq -S . < "$2")