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Domain · Technical Depth

You're building or configuring the general-ledger layer of an accounting system. Walk me through how the chart of accounts, sub-ledgers, and the double-entry posting engine have to fit together to stay audit-ready.

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The core invariant is double entry — every posted transaction must balance to zero across debits and credits, and the engine has to enforce that atomically so a half-posted entry can never persist.…

The full answer: structure, worked example, likely follow-up.

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