Export results and failure explanations.
Initialising algorithm engine for Checksum Validation Report Generator...
How Checksum Validation Report Generator Works?
The Checksum Validation Report Generator records the result of each check in a batch. It also records the exact reason for each failure. The findings can then be exported as a report.
- 1Paste or upload the identifiers.
- 2Select the scheme per column or use automatic detection.
- 3Run format checks (length, characters) and checksum checks.
- 4Record a failure reason for each invalid row.
- 5Export the report as CSV, PDF, or HTML with summary counts.
Checksum Validation Report Generator Formula
The report summary formula is Pass rate = valid rows ÷ total rows × 100%, with each failure tagged by type.
status = format_ok ? (checksum_ok ? 'Valid' : 'Checksum failure') : 'Format failure' Pass rate = valid ÷ total × 100%
format_okcovers length and character rules.checksum_okcovers the check calculation.
Total = 7 Valid = 3 Invalid = 4 Pass rate = 42.9%
Checksum Validation Report Generator Conversion Table
The report table shows a sample validation report with failure explanations.
| Row | Identifier | Scheme | Result | Failure explanation |
|---|---|---|---|---|
| 1 | 5901234123457 | EAN-13 | Valid | — |
| 2 | 5901234123458 | EAN-13 | Invalid | Check digit 8, expected 7 |
| 3 | 59012341234 | EAN-13 | Invalid | Length 11, expected 13 |
| 4 | GB82WEST12345698765432 | IBAN | Valid | — |
| 5 | GB28WEST12345698765432 | IBAN | Invalid | Mod 97 remainder 44, expected 1 |
| 6 | 1M8GDM9AXKP04278O | VIN | Invalid | Character O not allowed at position 17 |
| 7 | 079927398713 | Luhn | Valid | Leading zero does not change Luhn |
What is Checksum Validation Report Generator?
A Checksum Validation Report Generator is a tool that turns validation results into a shareable report with a reason for every failure. Reports document data quality for suppliers, auditors, and managers.
Separating format failures from checksum failures tells the reader whether the data was truncated or mistyped.
What are the uses of Checksum Validation Report Generator?
There are 3 main uses of the Checksum Validation Report Generator, including supplier feedback, audit evidence, and migration sign-off.
- Supplier feedback: Buyers send suppliers a list of bad codes with reasons.
- Audit evidence: Compliance teams file reports as proof of controls.
- Migration sign-off: Project teams confirm data quality before go-live.