Dual Stream Engineers — Final Solution

GreenToken Ledger

“Turning daily waste into a shared engine for community prosperity.”

The System

Physical Processing

Component	Function
Propeller Bin	Sieves plastic, turns compost
Pyrolysis Unit	Converts plastic to fuel

Digital Ledger

• Manual waste input recording for accuracy
• Data anchored on Cardano for transparency
• Every contributor gets paid, every kilo accounted for

Incentive Structure

• 1kg waste = ≈₦700 (1.33 ADA)
• Verified on blockchain
• Transparent and tamper-proof

Technical Stack

• Physical Hardware — Sieving Bin, Pyrolysis Unit
• Cardano Blockchain — Transparency Ledger
• Web Interface — Contribution tracking

Live Status

✅ Prototype demonstrated ✅ Website live

Key Achievement

Successfully integrating a physical waste processing unit with a digital Cardano reward system.

The Big Lesson

“We simplified features to make them easier to understand… shifting from ‘cleaning up’ to building a circular economy.”