EVM-VVPAT case: Supreme Court rejects pleas seeking 100% cross verification

What is VVPAT? India has been using Electronic Voting Machines (EVM) since 2000 to record votes. The ballot unit is connected to a VVPAT or 'voter verifiable paper audit trail' unit which produces a paper slip that is visible to the voter via a transparent screen for about seven seconds before it gets stored in a sealed drop box.   Under the present system, the poll body counts and matches the VVPAT paper slips at five randomly selected polling stations in each state legislative assembly constituency, several of which are combined to form one parliamentary seat.   'Can't control the elections': Supreme Court On Wednesday, the apex court had said it could not "control the elections" or issue directions simply because doubts have been raised about the efficacy of EVMs, as it reserved its judgment on the clutch of petitions, which also claimed the polling devices can be tinkered with to manipulate the results.What is VVPAT? India has been using Electronic Voting Machines (EVM) since 2000 to record votes. The ballot unit is connected to a VVPAT or 'voter verifiable paper audit trail' unit which produces a paper slip that is visible to the voter via a transparent screen for about seven seconds before it gets stored in a sealed drop box.   Under the present system, the poll body counts and matches the VVPAT paper slips at five randomly selected polling stations in each state legislative assembly constituency, several of which are combined to form one parliamentary seat.   'Can't control the elections': Supreme Court On Wednesday, the apex court had said it could not "control the elections" or issue directions simply because doubts have been raised about the efficacy of EVMs, as it reserved its judgment on the clutch of petitions, which also claimed the polling devices can be tinkered with to manipulate the results.