Chitika is one of the most trusted money making platform after Google Adsense. Chitika Premium ads served on websites of blogs in different way than Google Adsense. In case of Chitika Premium, advertisements appears on the blog with the keyword used for search on Google. That means, Visitor will see the same keyword on advertisement on your blog ad slot and may find that interesting and relevant to his search. This scenario will happen in case the visitor comes to your site thru search engines like Google. But for normal referral visits and direct visits, you may show another ad like Adsense or referral programs on your blog on same ad slot.
If you want to check whether a site is using Chitika advertisements for money making with the alternate ads in case of direct advertisements then you can do that in two different ways.
By using above technique, you can see whether a blog or website is using Chitika Advertisements. This will help you in planning the monetization path for your own blog.