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specs	62c4fa1f12 docs: add ultrashort validation specs	hai 4 meses
.openspec.yaml	62c4fa1f12 docs: add ultrashort validation specs	hai 4 meses
README.md	62c4fa1f12 docs: add ultrashort validation specs	hai 4 meses
design.md	62c4fa1f12 docs: add ultrashort validation specs	hai 4 meses
proposal.md	62c4fa1f12 docs: add ultrashort validation specs	hai 4 meses
tasks.md	62c4fa1f12 docs: add ultrashort validation specs	hai 4 meses
validation-results.md	62c4fa1f12 docs: add ultrashort validation specs	hai 4 meses

add-robust-ultrashort-validation

Add statistically robust ultra-short strategy validation and promote only candidates with positive confidence intervals.