Technorati authority increases with incoming links. So you should:
1. Make comments on various blogs, so that your links in the comments are treated as backlinks (but be careful, don't spam comments)
2. Swap links or buy links from other websites..
3. Trackback your url on other sites..
4. Request people to post review about your blog on their sites with links to your blogs. This can be done via paid reviews or free reviews..
5. Request people to techno fave your blog or writings..
