System of Eternity: Architecture, Evidence Boundaries, and Future-Concern Registry

This working paper presents the System of Eternity (SOE) as a civilizational governance architecture at the paper-design and architecture-model simulation stage. The manuscript organizes SOE's architecture, evidence boundaries, simulation evidence chain, source hierarchy, and future-concern registry. It draws on internal architecture-model simulation evidence, including the First Grand Simulation v0.7 archive, later Second Grand Simulation and Third Grand Simulation / TGS evidence, and post-Operation-Layer review materials. It also distinguishes nonfiction/expert future-concern inputs from fiction/media scenario seeds. The manuscript preserves explicit evidence boundaries. It does not claim empirical validation, pilot readiness, deployment readiness, real-world safety proof, or Operation Layer freeze. Simulation outputs are treated as architecture-model evidence only. Fiction/media findings are treated as scenario seeds only. Nonfiction/expert-source findings are treated as source-tiered concern inputs, not proof that SOE controls work in real-world conditions. The TGS result is carried with caution: TGS-S27 remains a profile-sensitive LTP custody/access caution and should not be interpreted as proof of custody, successor-access, archive-control, rollback-custody, or civilizational-discontinuity handling. This record is intended to provide a bounded public working-paper snapshot of the SOE architecture and its current evidence boundary.