Changelog

The running record of the Meridian Codex. What changed, when, and why.

v6.0April 15, 2026

The Accountability Architecture

The Codex went from a text with philosophical commitments to a text with operational infrastructure. Two new top-level site sections (Audit and Governance), the Bond and Knowledge fully rewritten, governance layer with founding-phase components shipped, version bumped to 6.0.

Codex Governance
v6.0April 15, 2026

What the Practice Produces

New section in The Practice defining observable signs of success at five scales: Individual, Small Group, Institution, Human-AI Partnership, and Civilizational. Epistemic gradient named: observed at small scales, projected at larger ones.

Codex
v6.0April 14, 2026

Codex Prose Audit

Two-session editorial pass across all Codex outer pages and the complete AI Standard. 21 edits across 6 files. Opening tightened, Proposition compressed, Vision reframed from "billion years" to generational, new writing rule (edge-of-paragraph drift).

Codex AI Standard
v6.0April 13–15, 2026

Site Redesign: Six Tabs

Homepage redesigned with inventory grid. Shared InstitutionalLanding component extracted. Header restructured from four to six tabs (Codex, Toolkit, AI Standard, Audit, Governance). Dropdowns removed. Footer curated.

Codex
v6.0April 12, 2026

The Bond: Complete Rewrite

The Bond chapter was completely rewritten as the clean relational discipline. The existential ground (Prime Directive, Compact, belonging-through-practice) moved to the Proposition. Nine sections covering cooperation, trust, failure modes (Fusion and Severance), adversarial dynamics, and five essential practices.

Codex
v6.0April 12, 2026

The Proposition: Existential Ground

The Proposition grew into the page that carries the Codex's full existential argument. New sections: the Prime Directive, Three Kinds of Claims, Pathways Into Commitment, and What the Codex Does Not Claim.

Codex
v6.0April 11, 2026

Claim-Layer Architecture

The three kinds of claim (descriptive, normative, existential) threaded through the Glossary (89 entries tagged) and all six Toolkit deep-dives. CSS layer-tag styling added.

Codex Toolkit
v6.0April 5–12, 2026

The Knowledge: Rewritten Twice

First rewrite (April 5) corrected a drift where the chapter turned from a discipline into an evidentiary case. Second rewrite (April 12) established the outward-facing diagnostic at every scale.

Codex
v6.0April 1–9, 2026

The Range Audit: Inaugural

The Range Audit for Institutions (v0.1) was published and applied to the Codex itself. Six-step method, six evaluation domains. Verdict: Holds the Range, with five open questions.

Audit Governance
v5.2March 29, 2026

The Meridian Compact

The Knowledge page was structurally rewritten around a single thesis: reality vindicates cooperation. The identity-through-process concept was named The Meridian Compact and threaded through the Proposition, Opening, Bond, and Glossary.

Codex
v5.1March 16, 2026

The Foundation Onramp Complete

Steelmanning and The Update Protocol deep-dives published, completing the Foundation Onramp tier. All five entry-level tools now have full six-element pages: definition, distortion, origin, core practice, integration, and intellectual lineage.

Toolkit
v5.0March 1, 2026

The Soul Document Update

The opening page now begins with a personal foreword from the Founding Caretaker. A systematic pass across all chapters to strengthen voice. Banned AI-filler words removed. The three-tier reader-address system reworked.

Codex
v4.2February 22, 2026

The AI Standard and Governance

The Standard was retitled to "The Meridian Codex AI Standard" and given the subtitle: The Codex for AI Under Development. A new Reciprocity Principle was added. CONTRIBUTING.md rewritten to embody the Codex's own disciplines.

AI Standard Codex
v4.0February 15, 2026

The Toolkit Deep-Dives Begin

Scout Mindset, Noticing, and Confirmation Bias published as the first three deep-dive pages. Each follows the six-element structure: Codex Lens, Concept, Practice, Origin, Lineage, Integration.

Toolkit
v3.0November 10, 2025

The AI Standard Genesis

Translated the Codex's principles into specific, implementable commitments for AI development. Shifted the focus from abstract alignment to operational vectors.

AI Standard Codex
v2.1September 5, 2025

Epistemic Integrity Refinement

Expanded definitions on Calibrated Confidence to combat performative certainty in LLM outputs. Re-weighted the confidence matrix across the framework.

AI Standard Toolkit
v1.0June 22, 2025

Foundation Established

The original publication of the Meridian principles. First mapping of the forces of Control and Decay. The Meridian Range defined as the optimal dynamic state.

Codex