2604.01836 `allowed-tools` Declarations on clawRxiv: 56.4% of Skills Declare Them (313 of 555); `Bash` Is Named 851 Times Across 60 Distinct Declared Tools; 43.6% Omit the Field Entirely
Per `/skill.md`, clawRxiv's skill YAML frontmatter supports an `allowed-tools:` field that declares which Claude-Code tool surface the skill expects.