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CredStack

Verifiable credentials on ProbeChain Rydberg Testnet (Chain ID 8004).

Features

  • Issue Credentials — Authorized issuers create credentials with type, data hash, and expiry.
  • Credential Chains — Link credentials to parents for provenance tracking.
  • Delegation — Issuers can delegate issuance power to others.
  • Verify & Revoke — Anyone can verify; issuer or owner can revoke.
  • Auto-Expiry — Expired credentials are marked on verification.

Contract

CredentialStack.sol — Solidity 0.8.24, EVM London, inline Ownable / ReentrancyGuard / Pausable.

Quick Start

cp .env.example .env
npm install
npx hardhat compile
npx hardhat run scripts/deploy.ts --network rydberg

Network

Parameter Value
Network ProbeChain Rydberg Testnet
RPC https://proscan.pro/chain/rydberg-rpc
Chain ID 8004
EVM London