PAYMENTS SIGNAL REFERENCE ARCHITECTURE · channel

Open-banking consent, authentication, API, payment-initiation, callback, and status architecture

Follow a customer from merchant intent through consent and bank authentication to payment initiation, asynchronous status, and merchant reconciliation.

Payments Signal reference architecture v1Reviewed 2026-07-238 components9 interfaces3 stress cases

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TEXT-ONLY ARCHITECTURE

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01 / LOADING

Preparing the interactive workbench.

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