{"slug":"oip-invariant-7-37-feedback-cybernetics-homeostasis","title":"Invariant 3.7 — 3.7 Feedback / cybernetics / homeostasis","body":"# Invariant: 3.7 Feedback / cybernetics / homeostasis\n\n### 3.7 Feedback / cybernetics / homeostasis\nA system senses its output and corrects. **Sources:** Wiener (cybernetics); Ashby (requisite variety, ultrastability); Bernard, Cannon (homeostasis); control theory; Powers (perceptual control). **Domains:** physiology, engineering, ecology, economics, governance. **Dual:** open-loop / runaway. **Tier:** T1. **Falsifier:** a stable adaptive system with no feedback channel. **Maps:** A₁₂ (recursion), A₃.\n\n---\n\n## Corpus map\n- Inventory hub: [Convergence Catalogue — Public Article](/a/oip-convergence-public-article)","register":"oip_protocol","tags":["philosophy","oip","catalogue","invariant","systems-theory"],"category":null,"style":{},"claims":[{"id":"c1","text":"A system senses its output and corrects.","section":"### 3.7 Feedback / cybernetics / homeostasis","tier":"mechanistic","source_ids":[],"source_status":"unsourced","why_material":"Core definition of the invariant"},{"id":"c2","text":"The dual of the invariant is open-loop / runaway.","section":"### 3.7 Feedback / cybernetics / homeostasis","tier":"mechanistic","source_ids":[],"source_status":"unsourced","why_material":"Specifies the contrasting case for the invariant"},{"id":"c3","text":"The falsifier of the invariant is a stable adaptive system with no feedback channel.","section":"### 3.7 Feedback / cybernetics / homeostasis","tier":"mechanistic","source_ids":[],"source_status":"unsourced","why_material":"Provides the explicit falsification condition"},{"id":"c4","text":"The invariant maps to A₁₂ (recursion) and A₃.","section":"### 3.7 Feedback / cybernetics / homeostasis","tier":"mechanistic","source_ids":[],"source_status":"unsourced","why_material":"Establishes explicit connections in the corpus map"},{"id":"c5","text":"The inventory hub for the invariant is the Convergence Catalogue — Public Article at /a/oip-convergence-public-article.","section":"## Corpus map","tier":"anecdotal","source_ids":[],"source_status":"unsourced","why_material":"Locates the article within the corpus structure"}],"sources":[],"prov":{"model":"Fable 5 (Claude Code)","action":"write"}}