Duplicate Fingerprint
Match potential duplicate observations using the exact source, subject and day.
Prepare your sheet
Use one row per record id observation. Enter Source, Subject code, Observed day. Check that every row belongs to the same review scope.
Decision rule
Case and leading or trailing spaces are ignored for source and subject. Matches are candidates for manual review.
Worked result
The fictional example contains 3 input rows. Its result is 1 repeated observation.
| Source and subject | Day | Records | Action |
|---|---|---|---|
| Interview / A-08 | 2026-10-21 | R1, R2 | Check duplicates |
| Survey / A-08 | 2026-10-21 | R3 | Distinct |
Run it on your own inputs
- Open the tool and choose Start empty or edit the example.
- Enter the inputs, resolve validation messages and review the decision sheet.
- Download the text report or print the summary for the responsible person.
Source and support
Match potential duplicate observations using the exact source, subject and day. The creator advocates putting a prototype in front of people and collecting evidence about real use. Benchcraft designed this tool’s inputs, decision rule and example for this office task. Reviewed source · The Next New Thing at 9:03.
Scope a research sprint. €99 for one agreed segment, three approved evidence items and an interview guide.