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Ordered Ledger with Running Totals

Sort a CSV ledger by its explicit numeric order key, append exact running balances, and download a TSV for review.

Files and processing stay in this browser. Runtime assets load separately. Original and intermediate downloads retain their contents; no upload, redaction or secure-erasure claim.

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About this flow

Sort a CSV ledger by its explicit numeric order key, append exact running balances, and download a TSV for review. Review complete original/intermediate/final downloads and the exact documented transformation.

Limitations

  • One UTF-8 file, at most 1 MiB, 1,000 data rows, 20 input columns and 20,000 input cells. Downstream expanded files must fit each original processor limit. Original and intermediate downloads retain removed data; this is not redaction. Order comes from the chosen numeric column, not date inference. Equal keys remain stable. Amounts require 1-18 total digits and at most six fractional digits; generated balances normalize trailing zeros/signed zero. No group resets, financial validation, accounting reconciliation or rounding. TSV formula protection is off for literal round trip; review/import as text.
  • Chromium viewport proof does not certify native Excel, other browsers, physical devices, heap/forensic erasure or destination semantics.
  • Choose a saved comma-delimited CSV input; the first step fixes comma parsing. TSV input is not offered by this recipe.