PolygonID.md

PolygonID

Prerequisit

1. PolygonID wallet app

Step by Step

Create and Issue Schema

1. Proof of Membership schema: https://schema-builder.polygonid.me/schemas/f8121b7e-4221-4825-9204-b4146c51fc22
2. Import schema in https://user-ui:password-ui@issuer-ui.polygonid.me/schemas
3. Issue schema
4. Open PolygonID wallet and scan the QR code.

Create Verifier Contract

1. Create Verifier Contract in ./contracts/ProofOfMembershipVerifier.sol.
2. set request on verifier contract to define the request the contract need to verify for, run the script in scripts/set-request.js, parameters in the scripts are fetched from:
   • schemaPathKey: Go to https://go.dev/play/p/3id7HAhf-Wi and select Go dev branch
   • schemaBigInt, type, schemaURL: from https://schema-builder.polygonid.me/schemas/f8121b7e-4221-4825-9204-b4146c51fc22

Request for proof

1. User scan the request QR code from ./frontend/index.js Codesandbox examplewith polygonID wallet, it will prompt to connect your wallet(i.e. Metamask).
2. Connect Wallet with PolygonID wallet
3. The polygonID will start generating proof.
4. After proof generation done, it will automatically switch to your wallet and create submit zkp request transaction.
5. Once the transaction is sent, the on-chain verification will be done and be minted an NFT if verification is passed.

current pre-deployed contracts

mtp verifier address - 0xF71d97Fc0262bB2e5B20912a6861da0B617a07Aa

sig verifier address - 0x8024014f73BcCAEe048784d835A36c49e96F2806

default mtp validator - 0x0682fbaA2E4C478aD5d24d992069dba409766121

default sig validator - 0x1E4a22540E293C0e5E8c33DAfd6f523889cFd878

default state address - 0x134B1BE34911E39A8397ec6289782989729807a4