The temporary closure of the Socioplastics canon at one hundred operators offers a precise case study of this principle. Rather than treating expansion as an unquestioned virtue, the canon converts the pressure to proliferate into consolidation, allowing existing terms to acquire density, pedagogical value and citational force. Its ten domains function less as a list than as a stratified intellectual geology, where structure, archive, language, time, body, city, governance, media, ethics and method form interdependent layers. This closure is not a termination but a compositional act: it makes the field teachable, searchable, reusable and resistant to atmospheric drift. The central lesson is that resistance is not the enemy of transformation but its condition. A wholly soft material cannot hold form, just as a wholly fluid concept cannot generate a discipline. Socioplastics thus defines plasticity as the difficult art of remaining altered, marked, coherent and unfinished. Its limit is not prohibition; it is the internal condition through which transformation becomes visible as form.