Keeping it current · The version record · Element
The prompt
What caused each revision.
The part
What it is
An event, a recognisability finding, a scope decision, or a new leader with a different account of the business.
The last is common and worth recording plainly, because it explains sequences that otherwise look arbitrary.
The smallest level
The attributes it carries
Each attribute is one of the framework’s shared types. What a date is, and how it is written, is defined once for the whole model — the note here says what it means in this particular place.