diff --git a/vendor/go.opentelemetry.io/otel/verify_examples.sh b/vendor/go.opentelemetry.io/otel/verify_examples.sh
new file mode 100644
index 0000000..dbb61a4
--- /dev/null
+++ b/vendor/go.opentelemetry.io/otel/verify_examples.sh
@@ -0,0 +1,85 @@
+#!/bin/bash
+
+# Copyright The OpenTelemetry Authors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+set -euo pipefail
+
+cd $(dirname $0)
+TOOLS_DIR=$(pwd)/.tools
+
+if [ -z "${GOPATH}" ] ; then
+	printf "GOPATH is not defined.\n"
+	exit -1
+fi
+
+if [ ! -d "${GOPATH}" ] ; then
+	printf "GOPATH ${GOPATH} is invalid \n"
+	exit -1
+fi
+
+# Pre-requisites
+if ! git diff --quiet; then \
+	git status
+	printf "\n\nError: working tree is not clean\n"
+	exit -1
+fi
+
+if [ "$(git tag --contains $(git log -1 --pretty=format:"%H"))" = "" ] ; then
+	printf "$(git log -1)"
+	printf "\n\nError: HEAD is not pointing to a tagged version"
+fi
+
+make ${TOOLS_DIR}/gojq
+
+DIR_TMP="${GOPATH}/src/oteltmp/"
+rm -rf $DIR_TMP
+mkdir -p $DIR_TMP
+
+printf "Copy examples to ${DIR_TMP}\n"
+cp -a ./example ${DIR_TMP}
+
+# Update go.mod files
+printf "Update go.mod: rename module and remove replace\n"
+
+PACKAGE_DIRS=$(find . -mindepth 2 -type f -name 'go.mod' -exec dirname {} \; | egrep 'example' | sed 's/^\.\///' | sort)
+
+for dir in $PACKAGE_DIRS; do
+	printf "  Update go.mod for $dir\n"
+	(cd "${DIR_TMP}/${dir}" && \
+	 # replaces is ("mod1" "mod2" …)
+	 replaces=($(go mod edit -json | ${TOOLS_DIR}/gojq '.Replace[].Old.Path')) && \
+	 # strip double quotes
+	 replaces=("${replaces[@]%\"}") && \
+	 replaces=("${replaces[@]#\"}") && \
+	 # make an array (-dropreplace=mod1 -dropreplace=mod2 …)
+	 dropreplaces=("${replaces[@]/#/-dropreplace=}") && \
+	 go mod edit -module "oteltmp/${dir}" "${dropreplaces[@]}" && \
+	 go mod tidy)
+done
+printf "Update done:\n\n"
+
+# Build directories that contain main package. These directories are different than
+# directories that contain go.mod files.
+printf "Build examples:\n"
+EXAMPLES=$(./get_main_pkgs.sh ./example)
+for ex in $EXAMPLES; do
+	printf "  Build $ex in ${DIR_TMP}/${ex}\n"
+	(cd "${DIR_TMP}/${ex}" && \
+	 go build .)
+done
+
+# Cleanup
+printf "Remove copied files.\n"
+rm -rf $DIR_TMP