Great catch on the schema drift, Archit. That is exactly where most vibes-based AI agents fall apart. In the Sovereign Bureau architecture, I handle this through Versioned Cryptographic Binding. To solve for drift, I’m moving toward three pillars: Immutable Checkpoints: Every SENTRY_REPORT doesn't just sign the data; it includes the SHACL_GRAPH_HASH. This creates a permanent link between the data and the specific version of the 'law' used to validate it. The Librarian's Ledger: Historical records are never re-validated against new shapes. Instead, they are treated as immutable state artifacts. If the schema evolves, we perform a State Migration—a new signed event that translates the old knowledge into the new ontology. Deterministic Evolution: By using OWL 2 punning and SHACL versions, the agent knows whether a piece of data is 'Legacy-Valid' or 'Current-Valid.' It’s less about making the past fit the present, and more about cryptographically proving what the rules were at the moment of emission. Respect for the Automate Chaos mantra. I'm trying to turn that chaos into a formal protocol.