A Single Truth
A 3-part series · best read from the top, in order.
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Agents Want a Truth That Doesn't Move: The Single Source of Truth, a 1991 Answer, and Why Git Became the Standard
What a single source of truth (SSOT) really is, and why an old problem — copies of the same fact drifting apart — suddenly turns decisive once AI agents trust information and act on it immediately. A 1991 paper on multi-agent truth maintenance already had the answer; here's why Git became the reference, and why the rebuttal that 'a single truth is a myth' is also right.
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Truth Isn't Free: Knowledge Debt and the Real Cost of a Single Source of Truth
Building a single source of truth (SSOT) means finally paying down the 'knowledge debt' we've parked in people's heads for years. Why pulling tacit knowledge into the open is so expensive, why it's underprovided and resisted because it behaves like a public good, and how to lower that cost — plus how to design incentives that return the payoff to whoever did the writing.
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Don't Retrieve Knowledge — Accumulate It: Karpathy's LLM Wiki and Life Beyond RAG
What an LLM Wiki actually is. Andrej Karpathy floated a personal knowledge-management pattern in a single tweet; here it is, set against RAG, which retrieves fresh every time and keeps nothing. The three-layer structure that lets an LLM grow raw material into a lasting wiki, the compounding it produces, and an honest account of running it myself, limits included.