Verify stdio MCP server liveness/attachment on macOS without inferring from age or fd state - five lsof/awk methodology traps, when fd-join is the wrong tool, the global-orphan host-recognition gap, the Codex MCP-duplication mechanism tiers, and the fd-not-idle / alive-not-legitimate / recommendation-not-authorization / absence-not-absence discipline
Installs into .claude/skills of the current project.
Are you the author of Mcp Stdio Liveness Audit Macos?
Add the live security badge to your README. It updates with every re-scan.
[](https://www.skillsdirectory.com/skills/nexuslinkproductions-mcp-stdio-liveness-audit-macos)
---
name: mcp-stdio-liveness-audit-macos
description: "Verify stdio MCP server liveness/attachment on macOS without inferring from age or fd state - five lsof/awk methodology traps, when fd-join is the wrong tool, the global-orphan host-recognition gap, the Codex MCP-duplication mechanism tiers, and the fd-not-idle / alive-not-legitimate / recommendation-not-authorization / absence-not-absence discipline"
---
<!-- GENERATED:YURI-CODEX-SKILL-ADAPTER:v1 -->
# YURI skill adapter
Authoritative source: `skills/mcp-stdio-liveness-audit-macos/SKILL.md`
Authoritative source SHA-256: `0a3f2c2da9de1469fd4166825bdbba267cc63178b9f502400dfbbdb36f2e34ee`
Source class: `canonical`
Before acting, read the authoritative source file above completely from beginning to end. If the governed source is absent, run `node _SYSTEM/Scripts/skill-recall.mjs --show mcp-stdio-liveness-audit-macos` and read its complete verified output. Follow that source as the skill body; this adapter is a non-authoritative metadata-and-pointer projection.