Chapter 2
How DePIN Works
Every DePIN network has two sides: supply and demand. Supply-side participants buy or build hardware, connect it to the protocol, and earn tokens when their contribution is verified. Demand-side users consume the service — mobile data, render minutes, map imagery — and pay in fiat, stablecoins, or native tokens.
Proof-of-coverage models — popular in wireless DePIN — use cryptographic challenges and geographic checks to confirm a node is where it claims and relaying signal. Compute and storage networks lean on redundant checks, challenge-response proofs, or reputation built over time.
Sustainable DePIN closes the loop: demand revenue must eventually exceed emission subsidies. Networks that only reward supply without real usage risk a hardware boom followed by provider churn when token prices fall.