# Off-Chain Merkle Tree Census

Off-chain tree census allow organizations to manage their voting body with varying levels of privacy and user interaction. Off-chain tree is the best solution for traditional organizations in the non-crypto space. The simplest method is CSV census, which is used by Vocdoni.app (opens new window), and allows entities to manage their user base on a single private spreadsheet. At the other end of complexity is a registry database solution which is managed by the hosting organization and requires users to pre-register before a voting process.

Off-chain census require the compilation of a Census Merkle Tree containing public keys of all eligible voters. Assistance in creating this Merkle Tree and generating proofs is provided by the Census Service

Last Updated: 8/4/2021, 10:03:51 PM