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Blockchain / Web3 Featured Project

ProofChains

Blockchain-powered academic certification platform on Cardano. Issue, verify, and authenticate diplomas as immutable and tamper-proof NFTs.

Cardano NFT TypeScript Next.js Supabase
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ProofChains

Overview

ProofChains is a comprehensive academic certification solution built on the Cardano blockchain. It enables educational institutions to issue diplomas as NFTs, ensuring permanent authenticity and traceability.

The platform addresses a critical problem in education: diploma fraud. By leveraging blockchain technology, ProofChains makes credentials verifiable by anyone, anywhere, at any time.

The Problem

  • Diploma fraud costs institutions and employers billions annually
  • Traditional verification processes are slow and expensive
  • Paper certificates can be lost, damaged, or forged
  • No standardized global verification system exists

The Solution

ProofChains transforms academic credentials into immutable NFTs on the Cardano blockchain:

  • Instant Verification: Anyone can verify a diploma’s authenticity in seconds
  • Tamper-Proof: Once issued, credentials cannot be altered or forged
  • Permanent Record: Diplomas exist forever on the blockchain
  • Privacy-Focused: Only cryptographic proofs are stored on-chain

Platform Architecture

The platform consists of three interconnected applications:

ApplicationPurposeURL
Landing + VerifierPublic verification portalproofchains.org
Issuer PortalInstitution credential issuanceissuer.proofchains.org
Admin DashboardPlatform administrationadmin.proofchains.org

Technology Stack

  • Frontend: Next.js, TypeScript, TailwindCSS
  • Blockchain: Cardano (Lucid, Blockfrost API)
  • Wallets: Eternl, Lace (Desktop & Mobile)
  • Storage: IPFS via Pinata
  • Database: Supabase (PostgreSQL)
  • Authentication: Supabase Auth
  • Monorepo: Turborepo

Key Features

For Institutions

  • Batch diploma issuance as NFTs
  • Custom certificate templates
  • Student management dashboard
  • Revocation capabilities

For Verification

  • QR code scanning
  • Blockchain proof validation
  • Certificate authenticity display
  • Public verification API

For Administration

  • Institution onboarding
  • Analytics and reporting
  • System monitoring
  • Access control management

Impact

ProofChains represents a paradigm shift in academic credential management, bringing transparency and trust to the education sector through blockchain technology.

“Certifying the future, one diploma at a time.”