Device passport
The second ledger for the same runs: what this unit is worth and how long it will last.
Unit report
Residual curve · where this unit sits
Cumulative hours (odometer)
Failure mix · faults vs capability
History · append-only
Unit register
One row per RCSN (a single physical unit)i. Kinematics and 3D models for each body are in Bodies.
| RCSN | Model | Landed cost | Hours | Faults / capability attribution | MTBF | Residual ILLUSTRATIVE |
|---|
Intake reference
What to offer for a used unit coming in. ILLUSTRATIVEi
Attribution map
Which layer's failure is charged to which part, as which event.i
| Layer | → Part | Event kind | Why |
|---|
Invariants
Each is negative-tested: violate it and see red, restore it and see green.