Statement Reconciler

Table of Contents

• Overview
• Input contract
• The reconciliation identity
• Workflow
• Diagnostics
• Output contract
• Guardrails

Overview

A statement that doesn't reconcile is a statement that hasn't been parsed correctly. This skill enforces the only check that catches every failure mode of the parser at once: opening + Σ(transactions) = closing. When it fails, it diagnoses why — missing transaction, sign flip, double-counted row, rounding from a foreign-currency conversion — so the bookkeeper can fix or escalate before committing dirty data.

Input contract

The caller provides the parser output: