State-Arity Limit
Kind: constraint
Layer: Execution Core
Record: architecture:state-arity-limit
Severity: recommended
Scope: check, state
Canonical: Ontology
A rule or precondition that a property relating two states of content, such as growing but never shrinking, is enforced only by a mechanism holding both readings, in the layer that already spans runs.
Listed in Architecture principles, after Fan-In Ceiling and before Carrier and Payload Split.