Although this is a bit of a controversial topic, storing allocated values in status is justified in some operators, and also k8s guidelines were updated regarding to this:
https://github.com/kubernetes/community/blob/master/contributors/devel/sig-architecture/api-conventions.md#representing-allocated-values

JOSDK could provide support and show how to ensure that if the values are stored as status, the up-to-date status is always available for subsequent reconciliation. Note that since the inform caches work in an async manner, this might not be the case by default.