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A researcher's case: your reproducibility habits are already agent context

Reproducibility in the Age of Agentic AI: Context Engineering at the Timescale of a Codebase · Lorena A. Barba, George Washington University · arXiv, published September 2026

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Barba, a longtime reproducible-research advocate writing on agentic coding for the first time, maps five familiar software artifacts to the context a coding agent needs: a test suite, a clean commit history, a well-organized repository, a README and conventions file, and a decision record. In her framing, tests become executable semantic memory and commit history becomes a form of episodic memory. Her central line: "Reproducible research practices are context engineering for AI coding agents."

She supports this with what she calls a convergence argument. An unrelated large-scale study of AGENTS.md files and a research-software-engineering community document, written for different reasons by different people, arrived at nearly the same list of artifacts. The paper also examines skill erosion and the risk that maintaining artifacts for an agent's benefit could quietly change what a team optimizes for.

Why it matters: A decisions log or conventions file can directly improve an agent's consistency. Teams should account for that value when deciding whether the upkeep is worth the effort.