SMART-TA · SOLUTION ARCH
Solution architecture

Every state transition lands on one authoritative ledger.

Operational systems stay agile. The DLT carries the immutable record — who, what, when, and the cryptographic proof the entry has not been tampered with.

04Platform servicesCross-cutting
Workflow engineGRC & AI governanceAccess managementIntegration fabricAIPrivate AI · no data leaves client
Application stack feeds the ledger
01Digital channels
InvestorDistributorOperationsComplianceReporting & Oversight
02Experience APIs
JourneysRole viewsActionsAPIs
03Application services
Core SMART-TA
InvestorsFundsOrdersNAVPaymentsDistributions
DeFi TA services
KYC claimsWallet linkingTokenised ordersTransfer validation
SMART-Connect Distribution platform
SWIFT MT/MXClearstream (Vestima)Euroclear (FundSettle)CalastoneEuroclear UK & International (EMX / CREST)DTCC / NSCC native integrationCanadian Fundserv
EVENTS
CQRS write path
Authoritative ledger
05Dual-layer data architecture
Immutability as infrastructure
Operational · mutable
PostgreSQL
OLTP · one schema per microservice — sole owner, independently versioned & migrated
PostgreSQL holds
  • In-flight trade processing
  • Workflow & session state
  • Cached computations · staging
  • Search indices
ClickHouse
OLAP · analytics & reporting projections, derived from operational + ledger events
Fast read/write · no cross-schema access
ATTEST
BEFORE
COMMIT
Domain event bus
+ pluggable attestation
Immutable · DLT
CeFiCeFi Event LedgerAlways present
System of record · every state change · Hyperledger Besu · QBFT
Each event captures
  • Whoactor · attestationId
  • WhateventType · delta
  • Whentimestamp · blockHeight
  • ProofdataHash · previousHash
DeFi–CeFi bridge service
DeFiDeFi Token ChainDeFi TA module
Tokenised fund register · ERC-3643 contracts · on-chain audit trail
Source of truth — operational stores reconcile to it
Tamper-evident
Every record hash-linked · re-verify any time
Replayable
Deterministic reconstruction from genesis
Observer nodes
CSSF · FCA · auditors with verified read access
06Deployment & deliveryFlexible Model
YAML cloud manifestsEnterprise Commercial License with Annual MaintenanceClient-deployed infrastructure or SaaSCloud Provider Agnostic