Protofire | Onchain Engineering(@protofire):A stablecoin-funded card authorises against a wallet the programme doesn’t hold. Every tap needs a live on-chain balance check, and every chargeback has to reconcile against that wallet. Our reference architecture for the pattern, running in production at Gnosis Pay:

Protofire | Onchain Engineering

@protofire

The engineering behind institutional onchain finance: DeFi, RWAs, tokenization and stablecoins since 2016

加入 August 2017

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Protofire | Onchain Engineering@protofire

2026.10.19 14:01

A stablecoin-funded card authorises against a wallet the programme doesn’t hold. Every tap needs a live on-chain balance check, and every chargeback has to reconcile against that wallet. Our reference architecture for the pattern, running in production at Gnosis Pay: