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Sharded Ledger Contention Simulator

Move payment requests across ledger shards, hot accounts, replay guards, posting queues, cut-off jobs, and reporting snapshots.

APIIdempotencyShard AHot AccountPostingReportsmsgRequests arrive with business identitybeginner traceFocus: API
Step 1 / 8Requests arrive with business identity

A payment request enters the system with a stable business reference, so the same request can be recognised again if a client or worker retries it.

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