State model
Define authoritative state and reconciliation ownership.
DEVELOPERS · INTEROPERABILITY
Interoperability is an operating problem, not a bridge button.
Design boundaries between ledgers, APIs, messages, identity providers, custody, payment rails and enterprise systems with explicit failure and evidence models.
Ledger Aasset state
↔Gatewaypolicy + translation
↔Enterprise systemsERP · CRM · IAM
↔Ledger Bsettlement / external state
Identity
Map principals and entitlements across domains.
Failure semantics
Specify retries, compensation, timeouts and manual recovery.
Evidence
Retain signed events, correlation IDs and decision logs.
Assess interoperability readiness
Score current architecture before selecting bridges or integration products.