France identité works on Pixel under iodéOS with bootloader relocked.
It does not work on brax3 because of hardware-backed key attestation and remote key provisioning, which is not available for that device :
10-26 18:00:59.164 1260 4962 I RemoteProvisionSysSvc: getRegistration(android.hardware.security.keymint.IRemotelyProvisionedComponent/default)
10-26 18:00:59.168 1260 1517 D BackgroundInstallControlService: Package event received: 0
10-26 18:00:59.168 1260 1517 D BackgroundInstallControlService: Package event received: 0
10-26 18:00:59.173 1260 1260 I RegistrationProxy: onServiceConnected: com.android.rkpdapp.service.RemoteProvisioningService
10-26 18:00:59.177 1260 4962 I RegistrationProxy: IGetRegistrationCallback.onSuccess
10-26 18:00:59.181 1260 4962 I RemoteProvisionSysSvc: Fetching key 10173 for client 98431653
10-26 18:00:59.181 1260 4962 I RegistrationProxy: getKeyAsync operation started with callback 837242
10-26 18:00:59.181 2939 5290 I RkpdRegistrationBinder: Key requested for : android.hardware.security.keymint.IRemotelyProvisionedComponent/default, clientUid: 1017, keyId: 10173, callback: 62110572
10-26 18:00:59.183 2939 5290 I RkpdRegistrationBinder: No key assigned, looking for an available key with expiry of 2025-10-29T17:00:59.183709Z
10-26 18:00:59.185 2939 5290 I RkpdRegistrationBinder: No key assigned, looking for an available key with expiry of 2025-10-26T18:00:59.181984Z
10-26 18:00:59.186 2939 5290 I RkpdRegistrationBinder: No keys are available, kicking off provisioning
10-26 18:00:59.187 1260 4962 I RegistrationProxy: Provisioning required before keys are available for android.security.rkp.service.RegistrationProxy$2@cc67a
10-26 18:00:59.194 2939 5290 E RkpdRegistrationBinder: RKPD failed to provision keys