SETTLEMENT_MULTI_RAIL_DETERMINISTIC_ABSTRACTION_SPEC.md

Purpose

Define a deterministic, rail-agnostic settlement abstraction for governance records while preserving canonical dual record types:

• SETTLEMENT_INTENT
• SETTLEMENT_EVENT

Scope

This specification covers governance-layer representation and validation only. It does not define actual payment execution behavior.

Definitions

• railType: one of BLOCKCHAIN, BANK, VASP, INTERNAL_LEDGER.
• custodyType: one of PLATFORM, PARTNER_ESCROW, SELF_CUSTODY.
• : composite identifier .