Chronicle™ · Designer Sneakers
Sneaker authentication on Polygon Mainnet
From Jordan to Dunks — cryptographic proof for hype culture.
Document size, SKU, box label, and condition with blockchain-sealed photos buyers can scan before they send payment.
Why authenticate?
- ✓Resale markets run on trust — and trust needs verification.
- ✓Stock photos and screenshots are not proof.
- ✓A permanent seal travels with the shoe through every sale.
What gets sealed
- ◆Brand, model, colorway, and size
- ◆SKU / style code and purchase documentation
- ◆Box label, insole, and sole photography
- ◆Instant buyer verification — no app required
How it works
- 1. Sign up free — your first certificate is on us.
- 2. Upload photos and item details in under two minutes.
- 3. Receive a PDF + QR verify link anchored on Polygon Mainnet.