...
- unique identifier
- location
- point in time
- indicators (metrics)
- type (actual [measured] or baseline [counterfactual])
An indicator
- definitino
- unit of measure
- rationale
- calculation
- credibility
An impact claim (a state change claim)
- unique identifier
- unit of measure
- magnitude
- state "before"
- state "after"
- causal connection to between agent and activity
- standard followed (ID)
- effect (e.g. primary or secondary)
...