Skip to content
#

testnetwork

Here are 3 public repositories matching this topic...

ProofMark is a blockchain-based product authenticity verification system using Solidity smart contracts, React, Hardhat, MetaMask, SHA-256 hashing, and QR codes. It enables manufacturers to register products on-chain and customers to securely verify product legitimacy through a transparent, tamper-resistant blockchain record.

  • Updated Oct 2, 2026
  • JavaScript

Add this topic to your repo

To associate your repository with the testnetwork topic, visit your repo's landing page and select "manage topics."

Learn more