Dapp store Polygon Identity tools Web3 authentication tools

NotaryChains

Web3 authentication tools

NotaryChains

NotaryChains is an on-chain file notarization and authenticity verification powered by Polygon.

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What is NotaryChains?

NotaryChains is a decentralized app built on Polygon for secure, on-chain file notarization and authenticity verification. Easily notarize documents, contracts, and digital assets with blockchain immutability—tamper-proof, transparent, and verifiable.

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App store listings are independently reviewed and written by Alchemy using a combination of inbound submissions, editorial research, public project sources, and third-party directories, including ecosystem data from The Grid under the Open Database License, DefiLlama, DappRadar, Reown, and chain ecosystem pages.

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