When to use it
Keep records throughout the project and update relevant entries when findings or decisions change.
Fields to complete
| Field | Your notes |
|---|---|
| ID and type: fact / assumption / decision / outcome | Add known information, your judgment or an open question. |
| Statement and original source | Add known information, your judgment or an open question. |
| Event date and recording date | Add known information, your judgment or an open question. |
| Applicable tasks and limitations | Add known information, your judgment or an open question. |
| What would disprove it, and what is unknown | Add known information, your judgment or an open question. |
| Related record IDs or links | Add known information, your judgment or an open question. |
| Owner and changes that require review | Add known information, your judgment or an open question. |
Example entry
Fact F-03: record E-002 shows a 24-minute specialist wait. Assumption A-02: manual lookup causes most of the delay. Test V-01: reconstruct five delayed events; if staffing is the main cause, prioritize staffing changes.
From the fictional Beichen case. This shows one way to write an entry; your analysis may lead to a different choice.Check your work
Source facts, give assumptions disproof criteria, assign decision owners and define how outcomes are measured.