Understand Subject
A persistent reference. Replaceable authority.
Persistent Subject.
Replaceable Controller.
Continuity belongs to the Subject. Controller authority can change. Integrating systems decide which application rights and data are associated with the Subject.
CONTROLLER / BEFORE
Controller A
Existing wallet, key or authorized controller
AUTHORIZED REPLACEMENT
⟶
CONTINUITY ANCHOR
G
Same Subject
Persistent on-chain reference
SUBJECT REMAINSNEW CONTROLLER
⟶
CONTROLLER / AFTER
Controller B
Replacement controller with current authority
One Subject across time: Controller A has authority before replacement; Controller B has authority afterward. They are not simultaneous controllers. External rights, compliance and legal identity are managed by integrating systems.