Definition
The Organizational Memory Layer is the infrastructure tier that maintains an organization's memory beneath every business function and every AI system, so context accumulates once and is inherited everywhere instead of being rebuilt person by person and tool by tool until it evaporates when someone leaves. It sits beneath an organization's applications and above foundational AI models: applications generate knowledge into the layer; humans and AI consume governed context from it.
Why it matters
Enterprise architecture has infrastructure, applications and users - and AI has mostly been bolted into the application tier, where every tool keeps its own fragment of the truth. A dedicated memory layer changes the economics: models can be swapped as they improve, applications can come and go, but the organization's accumulated memory persists and appreciates. The layer is what makes AI consistent across an organization rather than brilliant in one window and amnesiac in the next.
Where it comes from
Named and argued as a category in the Human Layer series; Timer is its first commercial implementation. Databases became the system of record for transactions; cloud became the standard substrate for applications; the Organizational Memory Layer is proposed as the system of record for organizational intelligence.
Read the source papers: The Human Layer Architecture · The Sovereign Memory Layer