DiamondChain

The trust layer for diamonds. Colosseum hackathon submission.

What it does

Gives every diamond a tamper-proof digital passport anchored on Solana, tracking it from mine to market. Consumers verify a stone's full history by scanning a QR code — no app, no account needed.

Stack

Python, Flask, Solana devnet, HTML/JS

Run it

pip install solana solders flask flask-cors qrcode[pil] python backend.py

Open: http://localhost:5000/verify/