External Route Architecture Simulator

Visualizing the On-Chain USDC Payment Handoff Lifecycle

Current Lifecycle State

1. created

Instruction Initiated API receives a $500 USDC external transfer request. Funds sit fully available in the Source ADA.

System Interfacing & Data Flow

👤

Source ADA

Customer Internal Digital Account

Avail: $10,000
Rsvd: $0
🧠

Payment Router

Policy & Decision Engine

Awaiting Scope
⚖️

Internal Ledger

Accounting State Machine

Transit: $0
Custody: $10,000
🏛️

Execution Provider

Circle API & Custody

Idle
⛓️

Destination Wallet

External Base Blockchain

Received: $0

📡 Event Interfacing Log

📓 Double-Entry Journal Postings

GL Account Name Type Debit ($) Credit ($)
Awaiting route resolution to post ledger entries.
Ledger Rule Active: No entries are posted during the `created` phase to prevent premature accounting before a route is verified.