# description
Canonical per-run benchmark result. Emitted by harness/reporter, consumed by the admin backend and the /admin/bench/metrics.prom exporter.

# properties.metrics.description
Scalar metrics keyed by metric name. Units carried in metric_units.

# properties.env.description
Hardware / runtime context. Free-form but convention keys below.

# properties.evidence.description
How the adapter produced its numbers: measured = ran real work; scanned = graded a rubric from codebase paths; declared = encoded author-curated claims citing competitor docs; incompatible = capability-flagged off, adapter never ran.