Backlinks index problem

Hello friends i created 50 tumblr high pa backlinks in 10 days time but these backlinks are not index so friends can I add these backlinks to google url webmaster tools ??????????? can I add 5 tumblr backlinks per day to google url webmaster tools because I know this trick 100% working index backlinks fast and some time instantly index but I am little worried about footprints please reply me friends fast thanks.

just use different pinging websites ie pingomatic,backlinksindexer, google submit new content, etc to index your backlinks & index 4-5 back links daily don't index bulk list in a day .

thanks Ana Rojas