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Ekur

One stack of four capabilities beneath every Enkidu programme — and the ecosystem that keeps every implementation current inside the client’s own enclave.

The stack

Ekur is the technology stack beneath Enkidu’s two programmes. Four capabilities, one codebase, every sector. Each answers a system-level question shared across sectors. The duties stay separate by design: the component that defines a boundary, the one that verifies a crossing, the one that distributes what crosses and the one that proves who is crossing are never the same.

Anshar zoning & observability Bounds What is this operation, and where are its boundaries? Anshar→ Kittu trust assurance Verifies May this step proceed — and why should anyone believe the result? Kittu→ Nusku fleet control Administers What runs where, under whose authority — and how does it stay that way, connected or not? Nusku→ Shedu security control plane Secures Who is every principal, and can anything be read, forged, replayed or tampered with? Shedu→
Ekur in one picture: inside a client enclave, implementations on two programmes on the four capabilities on NVIDIA hardware, with third-party frontier models reached under client-held contracts; beside it the ecosystem — publishers, signed bundles in, opt-in contributions out, and what never crosses.
Ekur — the one picture. Source: Enkidu (S1).Scroll the figure horizontally →
Two programmes, one stack

Enkidu builds two programmes — Baru and Nabu — on one stack, Ekur; each programme serves sectors through named implementations, and Enkidu keeps every implementation current through continuous supply.

→ Baru — the trusted intelligence-fusion platform. Many sources. One picture. A human decision. → Nabu — the trusted investigation & discovery platform. Every claim cited. Every step recorded.

Sector-specific work enters as artifacts: modules, personas, skills, policies and zones. The core stack stays the same.

Principles of the whole
E1
Models propose; deterministic code or humans commit.

A model produces a proposal; a deterministic committer or a person turns it into an effect. Automation only ever narrows.

E2
Sovereignty by construction.

The implementation runs on client hardware inside a client enclave under client roots. Publishers stay outside.

E3
Disconnected is the design case.

Every capability is specified for a node that may go dark or be taken.

E4
Evidence before confidence.

No claim without a chain of custody. Data, models, control actions and security events enter one signed, hash-linked record.

E5
One stack, many sectors.

The four capabilities are application-independent; sector-specific work is artifacts and declarations, with no change to the stack.

E6
Current by construction.

A fielded artifact is current or superseded, never finished.

The ecosystem — continuous supply

A firewall vendor supplies an appliance once and threat definitions continuously. Ekur follows the same basic pattern. The stack and programme arrive once, customised to the client’s sector. The supply continues: model variants, modality specialists, security definitions, personas, skills, agents, tools, connectors and policies.

Nothing activates without a person, or a lane a person declared. No live channel enters the enclave. Nothing flows back unless the client chooses to contribute.

The supply loop: on the publisher’s side, source, adapt and distil, evaluate, sign, publish; a signed bundle crosses into the client enclave, where it is imported, verified, admitted, evaluated against the client’s own tests, activated by a person or a declared lane, and rolled out; an opt-in contribution bundle may return.
The supply loop — Enkidu publishes; the client’s enclave decides. Source: Enkidu (S1).Scroll the figure horizontally →
Models — language-model variants by band and sector; modality specialists for vision, RF, acoustic, LiDAR, infrared, sonar, speech and retrieval; the guard and detector models of the trust layer.
Security definitions — adversarial pattern sets, revocation lists, vulnerability-exploitability statements, cryptographic policy.
Behaviour and knowledge — personas from the Ummânu library, skills from the Kulla library, agents, tools, MCP servers.
Connectivity — sensor connectors, modality modules, connectors to third-party services.
Platform — policy defaults, runbooks, base images, patches.

There can be multiple publishers: Enkidu first, partners such as Carleton University and the University of Waterloo under their own roots, and the client’s own pipelines. Every artifact enters the same registry, carries the same lineage and passes the same gate. The gate is the client’s. Large and frontier models such as Claude, Gemini and Microsoft Copilot, and AI-enabled services such as LexisNexis, are reached from inside the enclave under contracts the client holds. Every call is decided before it leaves.

The lifecycle of an implementation in eight steps: select, customise, install, declare, operate, supply, contribute, evolve — with evolution re-entering at customisation.
The lifecycle of an implementation. Source: Enkidu (S1).Scroll the figure horizontally →
1

kind of thing that ever crosses from a publisher into a client enclave — a signed bundle, verified at the node, admitted by policy, activated by a person. Source: Enkidu (S1).

Hardware

Enkidu supplies the hardware with the stack, built on NVIDIA’s edge and desktop line. Jetson Orin and Jetson Thor at the node; Jetson Thor and IGX Thor at the hub; DGX Spark as the single-node reference; DGX Station and Blackwell-class systems at the centre. Two builds follow the site. Ruggedised for military, mining, agriculture and manufacturing. Non-ruggedised for pharma, education, legal and intelligence. A single node and a fleet of thousands use the same four capabilities and supply process. Model size bands are defined by the tier that runs a model.

Micro, small and medium model bands mapped to node, hub and centre tiers and their NVIDIA hardware classes; large and frontier models sit outside the enclave and are reached by subscription under client-held contracts.
Bands, tiers and hardware. Hardware figures are NVIDIA’s published values (S6).Scroll the figure horizontally →
Technical papers

Each capability and the ecosystem are specified in a technical paper.

Ekur — The Stack and the Ecosystem ENK-TWP-2026-008 v0.2Available on request
Nusku — Fleet Control ENK-TWP-2026-006 v0.3Available on request
Shedu — Security Control Plane ENK-TWP-2026-007 v0.2Available on request
Kittu — Trust Assurance Overview v1.0Available on request
Anshar — Zoning & Observability overviewAvailable on request

Specification documents; no availability, customer or performance claims.