Item,Proposed value or evidence,Owner / source,Accepted revision / open question
Backdrill group and affected vias,,,
Signal source/destination layers,,,
Entry surface datum,,,
Depth reference including tip interpretation,,,
Connection depth bounds,,,
Removal depth bounds,,,
Residual minimum/maximum requirement,,,
Removal diameter and location envelope,,,
Verification method,,,
Stackup and output revision,,,