Capstone Essay – The Sovereign Spine: A Theory of Distributed Coherence for Institutional Agency

Programme Context The research programme The Coherence Problem: How Institutions Learn, Drift, and Realign studies institutional decision systems as interpretive learning systems operating under conditions of complexity, scale, and delayed feedback. This preprint forms part of that programme. Across the programme, the papers examine how organisations determine what matters, how meaning becomes encoded in governance artefacts, how translation drift arises as intent moves across governance layers, and how institutions can observe, maintain, and deliberately realign interpretive coherence over time. Description This essay provides a conceptual synthesis of the research programme The Coherence Problem: How Institutions Learn, Drift, and Realign and extends its core mechanisms into a broader theoretical frame. It introduces the concept of distributed coherence to explain how institutions maintain fidelity to intent through distributed attention, interpretive feedback, and high-frequency adjustment as meaning travels across decision systems. Building on earlier programme papers on the Operating Spine, translation drift, and translation coherence, the essay integrates architectural, behavioural, and observational perspectives into a general account of institutional agency under conditions of complexity. Written as a synthesis rather than a technical paper, the Capstone connects the programme’s formal constructs to a wider theoretical conversation in organisational learning, governance, and sociotechnical systems, while outlining empirical pathways for observing coherence in practice. Short description: A conceptual synthesis introducing a theory of distributed coherence and explaining how institutions maintain fidelity to intent as meaning moves through complex decision systems. Version Version 1.00: First public release of the Capstone synthesis essay. This manuscript develops the programme’s theoretical integration and research agenda. Empirical methods, measurement approaches, and design frameworks are presented in detail in the preceding programme papers.