As established by Wikipedia:Requests for checkuser/Case/Snsudharsan.

This category lists confirmed sockpuppets of: Lahiru k (talk · contribs · deleted contribs · page moves · block user · logs · block log · arb · rfc · lta · rfcu · ssp · SPI · cuwiki)

To add an account to this category use ((Sockpuppet|Lahiru k|confirmed)) if confirmed by a checkuser or ((Sockpuppet|Lahiru k|proven)) if the behavioural evidence makes the link beyond reasonable doubt.