Not to be snarky but please don't. Yea, this board is slow moving, but no need to fill it up with test post.
Just go back and look at your old post. Here is how if you don't know.
1. Scroll down to the right.
2. Under "My Board" click the third link titled "My Post".
3. Click on anyone of those threads and you will see your siggy wherever you commented in the thread.