identity_creation_already_accepted· reason_code· applies to identity_creation, service_callThe exact Principal Control Realm genesis for this provisional identity has already been accepted and MUST NOT be abandoned. The Account Authority checks the frozen identity creation operation and durable PCR submission/result evidence. An uncertain dispatch is not evidence of non-acceptance. Return the stable terminal result without creating an orphan anchor tombstone, suppressing the checkpoint or releasing the lease. Established identities use the account deletion / erasure path. See zh/identity/key-management.md §5.0.2.