DESCRIBED / Data Exhaust / Resource 01

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Trace notebook

Start with a claim, identify its source, and separate observations from assumptions. Ask another person to follow the source reference.

By Jonathan Malchow Vega · Free · No signup

Start here

  1. Choose one record and the claim being made about it.
  2. Write down its source, date and known changes. Keep observations separate from guesses.
  3. Ask someone else to follow the reference. Record what they cannot verify.

A useful finish: Another person can find the source and distinguish the recorded observation from an unsupported conclusion.

Use it here or take a copy

Fill in the browser worksheet below, or download the three-page workbook with a quick start, fictional example and two fillable pages.

Blank text template · Text example

Print pages 2 and 3 for a blank worksheet. Save and reopen a filled PDF to check your entries. Use the text template for longer notes.

See a completed fictional example

This example is invented to show how the worksheet works. It is not a client case study.

Record or item
Supplier register export, row 42
Where it came from
Fictional supplier system; export reference EX-12
Who created or changed it
Coordinator exported it; original editor unknown
Date and version
12 October, illustrative export
What it appears to show
The exported status value reads approved
What remains unknown
Who approved it, on what date, and using which criteria
Retention or access concern
Keep the source in a restricted folder; share its reference, not personal details

Write your own notes

Your entries stay in this page. Download before closing or refreshing. Nothing you enter is uploaded or stored by this tool.

Write enough for another person to follow your notes.

Write enough for another person to follow your notes.

Write enough for another person to follow your notes.

Write enough for another person to follow your notes.

Write enough for another person to follow your notes.

Write enough for another person to follow your notes.

Write enough for another person to follow your notes.

Read alongside the worksheet

Read the practical guide

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Version 1.1 · 19 October 2026. Adapt for personal or internal organizational work. Keep the author and source credit on blank copies shared internally. Share this page when recommending the resource.