If you want to index your site in few mintes you have to use Twitter share five links over there and other option id that you have to post yahoo answers. this is rock science which i am sharing with you .

How you know google index your site because of your site links google index all new sites in just 12 hours after its on line in web world.

Articel with unquie content relavant to topic will be index fast by google within 24hours.

Google plus is the box, where you can submit your site or article for quick indexing. Even your site will be index with two or three hours.