Stale evidence

The artifact exists but predates the latest scope change or its freshness window.

Action
Refresh the artifact before the gate decision.
What the agent asks
This was last updated before the scope changed. Can it be refreshed?
Source
Stage-Gate® decisions (Go/Kill/Hold/Recycle); PRINCE2® management by exception; conformance checking
Level
B · established practice
For agents · MCP
explain_node({ "id": "sc.stale" })