Explain the 20-unit difference

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</style></head><body><main><header><p class="kicker">RECONCILIATION DESK · FICTIONAL RECORDS</p><h1>Explain the 20-unit difference</h1><p>Compare like-for-like records, preserve the initial mismatch, and keep review evidence separate from numeric alignment.</p></header><section class="panel"><h2>1 · Confirm the scope</h2><p>Same fictional entity · Source A period: October · Shared illustrative units. Actual year, currency and owners: to confirm.</p><label for="period">Source B period</label><input id="period" type="text" value="October"></section><div class="two"><section class="panel"><h2>2 · Current comparison</h2><table><thead><tr><th>Row</th><th>A</th><th>B</th></tr></thead><tbody><tr><td>R1</td><td>90</td><td>90</td></tr><tr><td>R2</td><td>60</td><td>Editable below</td></tr></tbody></table><label for="b2">Current B · R2 amount</label><input id="b2" type="number" value="40"><div class="actions"><button type="button" id="compare">Compare records</button><button type="button" id="revision">Load referenced revision</button><button type="button" id="reset">Reset example</button></div><div id="comparison" class="result" role="status" aria-live="polite"></div></section><section class="panel"><h2>3 · Preserved history</h2><p>Initial A: R1 90 + R2 60 = <strong>150 units</strong>.</p><p>Initial B: R1 90 + R2 40 = <strong>130 units</strong>.</p><p>Original mismatch: R2, A − B = <strong>20 units</strong>. Cause unknown.</p><div id="reference" class="result" role="status" aria-live="polite">No revised reference selected.</div></section></div><section class="panel"><h2>4 · Evidence before completion</h2><ol><li>Confirm comparable scope and source versions.</li><li>Match stable row IDs and log differences.</li><li>Investigate using authorized references.</li><li>Document explanation and proposed action.</li><li>Follow the confirmed authorization route.</li><li>Obtain independent review evidence.</li></ol><label for="investigation">Investigation reference and supported cause (actual evidence blank)</label><textarea id="investigation" rows="4"></textarea><label for="authorization">Authorization and independent-review evidence (actual evidence blank)</label><textarea id="authorization" rows="4"></textarea><div id="reviewState" class="result" role="status" aria-live="polite">Review pending. Numeric alignment does not complete the reconciliation.</div></section><footer>Original fictional example. Changes remain in this open page and are not saved.</footer><noscript>JavaScript is required for the local controls. The accompanying article contains worked examples.</noscript></main><script>
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function compare(){const v=$('b2').value.trim();if($('period').value.trim().toLowerCase()!=='october'){$('comparison').textContent='Incomparable periods. Confirm the same scope before investigating a difference.';return;}if(v===''||!Number.isFinite(Number(v))||Number(v)<0){$('comparison').textContent='Enter a finite nonnegative amount for B R2.';return;}const b=90+Number(v),d=150-b;$('comparison').textContent='A total: 150 units\nB total: '+b+' units\nR1 difference: 0 units\nR2 difference: '+(60-Number(v))+' units\nTotal difference: '+d+' units\n'+(d===0?'Amounts aligned. Review pending.':'Difference open; cause unknown. Review pending.');}['period','b2'].forEach(id=>$(id).addEventListener('input',()=>{$('comparison').textContent='Inputs changed. Compare records again.';$('reference').textContent='Edited local scenario; confirm source provenance.';}));$('compare').addEventListener('click',compare);$('revision').addEventListener('click',()=>{$('period').value='October';$('b2').value='60';$('reference').textContent='Supplied fictional current B version: R2=60; initial40 was an older value. Actual revision reference, date and approval remain blank.';compare();});$('reset').addEventListener('click',()=>{$('period').value='October';$('b2').value='40';$('investigation').value='';$('authorization').value='';$('reference').textContent='No revised reference selected.';compare();});compare();
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