The sources · The source map · Element

The disagreements

Where the values actually differ.

The part

What it is

Measured rather than assumed: pull the same fact from each system and compare. The result is usually a surprise to everyone.

Some differences are correct, arising from timing. Those should be understood rather than fixed.

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.