noway / nzcb

NZ COVID Badge - Contract repo

NZ COVID Badge - Contract repo

Info & FAQ

Read the website for more info.

Technical info

Solmate's ERC721 is used alongside snarkjs PlonkVerifier. EllipticCurve.sol is used for verifying NZ COVID Pass signatures.

Develop

• Create .env file in the root directory of the project
• Populate it env variables
  • Use .env.example as a reference.
• Run yarn

Test

• make
• npx hardhat test

Deploy

• make
• Either npx hardhat run scripts/deployLive.ts --network <network> or npx hardhat run scripts/deployExample.ts --network <network>

Verify on Etherscan

• npx hardhat verify --network <network> <plonk_address>
• npx hardhat verify --network <network> <nzcb_address> "NZ COVID Badge" "NZCP" <plonk_address>

Deployed addresses

Live passes

Polygon Mainnet

• PlonkVerifier - https://polygonscan.com/address/0x69972e8fc3d0582748c8af359632812640357392
• NZCOVIDBadge - https://polygonscan.com/address/0x14ffb19a685bb8ec4b925604280f7e441a343af9

Polygon Mumbai

• PlonkVerifier - https://mumbai.polygonscan.com/address/0x69972e8fc3d0582748c8af359632812640357392
• NZCOVIDBadge - https://mumbai.polygonscan.com/address/0x14ffb19a685bb8ec4b925604280f7e441a343af9

Ethereum Rinkeby

• PlonkVerifier - https://rinkeby.etherscan.io/address/0x46f1d10566037532074ef3f4b3d812be4bc67689
• NZCOVIDBadge - https://rinkeby.etherscan.io/address/0xd9f461702019a63318f5acb9cea63bcbdc186446

Example passes

Ethereum Rinkeby

• PlonkVerifier - https://rinkeby.etherscan.io/address/0xa63202d6f8c260da83ca3ef35d209b9af5ff7fea
• NZCOVIDBadge - https://rinkeby.etherscan.io/address/0xba9104c6220310582bc6f7b8dcde445934f1bd5a

Tech Spec

• NZ COVID Badge - Tech Spec

Related repos

• NZ COVID Badge - Dapp repo
• NZ COVID Badge - Contract repo
• NZ COVID Badge - ZK-SNARK repo

License

MIT License