PENUMBRA BLOG
Notes on AI that understands the work.
Field notes on ontology, expert judgment, company brains, and the practical work of giving AI the business context it needs.
Doctrine
Jun 11, 2026
Polymantic Systems
A polymantic system supports many governed views over one shared semantic substrate, so agents, tools, teams, and workflows can operate through the interface that fits their work without losing interoperability.
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Field note
Jun 9, 2026
Why AI Agents Need Ontology
AI agents fail when they have tools but no working model of the business. Ontology gives agents the domain objects, rules, memory, and review layer they need to act inside real workflows.
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Founder note
Feb 5, 2025
Gundam for Your Brain
The best AI systems should not replace the pilot. They should make expert judgment stronger, more durable, and easier to operate at scale.
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Field note
Feb 5, 2025
The Trillion-Dollar Worldview Rental Economy
Consulting sells more than advice. It sells a structured way of seeing the business. The problem is that most companies rent the lens and lose it when the engagement ends.
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