diff --git a/Makefile b/Makefile
index 4e3942d2..b8f27b41 100644
--- a/Makefile
+++ b/Makefile
@@ -125,16 +125,6 @@ test-e2e-op-ci: clean-e2e install-babylond
 	"xargs go test -race -mod=readonly -timeout=25m -v $(PACKAGES_E2E_OP) -count=1 --tags=e2e_op --run" \
 	--split-by=name --timings-type=name
 
-DEVNET_REPO_URL := https://github.com/babylonlabs-io/op-e2e-devnet
-TARGET_DIR := ./itest/opstackl2/devnet-data
-
-.PHONY: op-e2e-devnet
-op-e2e-devnet:
-	@rm -rf $(TARGET_DIR)
-	@mkdir -p $(TARGET_DIR)
-	@git clone $(DEVNET_REPO_URL) $(TARGET_DIR)
-	@echo "Devnet data downloaded to $(TARGET_DIR)"
-
 ###############################################################################
 ###                                Protobuf                                 ###
 ###############################################################################
diff --git a/finality-provider/service/app.go b/finality-provider/service/app.go
index 3dd2b7a4..df8b5204 100644
--- a/finality-provider/service/app.go
+++ b/finality-provider/service/app.go
@@ -332,6 +332,24 @@ func (app *FinalityProviderApp) Start() error {
 	return startErr
 }
 
+// StartWithoutSyncFpStatus starts only the finality-provider daemon without any finality-provider instances
+// and without syncing the finality-provider status loop for testing purpose
+// b/c this loop detects FP status and then automatically starts the FP instance when it is ACTIVE
+// Note: this is only for testing purposes
+func (app *FinalityProviderApp) StartWithoutSyncFpStatus() error {
+	var startErr error
+	app.startOnce.Do(func() {
+		app.logger.Info("Starting FinalityProviderApp")
+
+		app.wg.Add(3)
+		go app.eventLoop()
+		go app.registrationLoop()
+		go app.metricsUpdateLoop()
+	})
+
+	return startErr
+}
+
 func (app *FinalityProviderApp) Stop() error {
 	var stopErr error
 	app.stopOnce.Do(func() {
diff --git a/itest/opstackl2/README.md b/itest/opstackl2/README.md
index c18acb22..4d9089ab 100644
--- a/itest/opstackl2/README.md
+++ b/itest/opstackl2/README.md
@@ -1,19 +1,11 @@
 # OP-stack itest
 
-To run the e2e tests, first you need to set up the devnet data:
+Run the following command to start the e2e tests:
 
 ```bash
-$ make op-e2e-devnet
-```
-
-Then run the following command to start the e2e tests:
-
-```bash
-$ make test-e2e-op
-
 # Run all tests
-$ make test-e2e-op
+make test-e2e-op
 
 # Filter specific test
-$ make test-e2e-op-filter FILTER=TestFinalityGadget
+make test-e2e-op-filter FILTER=TestPubRandCommitment
 ```
diff --git a/itest/opstackl2/op_e2e_test.go b/itest/opstackl2/op_e2e_test.go
index 4e3be08a..4c07cd9b 100644
--- a/itest/opstackl2/op_e2e_test.go
+++ b/itest/opstackl2/op_e2e_test.go
@@ -5,10 +5,14 @@ package e2etest_op
 
 import (
 	"testing"
+
+	"github.com/stretchr/testify/require"
 )
 
-// This test case will be removed by the final PR
-func TestOpTestManagerSetup(t *testing.T) {
+// TestPubRandCommitment tests the consumer controller's functions:
+// - CommitPubRandList
+// - QueryLastPublicRandCommit
+func TestPubRandCommitment(t *testing.T) {
 	ctm := StartOpL2ConsumerManager(t)
 	defer ctm.Stop(t)
 
@@ -16,5 +20,25 @@ func TestOpTestManagerSetup(t *testing.T) {
 	fps := ctm.setupBabylonAndConsumerFp(t)
 
 	// send a BTC delegation and wait for activation
-	ctm.delegateBTCAndWaitForActivation(t, fps[0], fps[1])
+	consumerFpPk := fps[1]
+	ctm.delegateBTCAndWaitForActivation(t, fps[0], consumerFpPk)
+
+	// get the consumer FP instance
+	consumerFpInstance := ctm.getConsumerFpInstance(t, consumerFpPk)
+
+	// commit pub rand with start height 1
+	// this will call consumer controller's CommitPubRandList function
+	_, err := consumerFpInstance.CommitPubRand(1)
+	require.NoError(t, err)
+
+	// query the last pub rand
+	pubRand, err := ctm.OpConsumerController.QueryLastPublicRandCommit(consumerFpPk.MustToBTCPK())
+	require.NoError(t, err)
+	require.NotNil(t, pubRand)
+
+	// check the end height of the pub rand
+	// endHeight = startHeight + numberPubRand - 1
+	// startHeight is 1 in this case, so EndHeight should equal NumPubRand
+	consumerCfg := ctm.ConsumerFpApp.GetConfig()
+	require.Equal(t, uint64(consumerCfg.NumPubRand), pubRand.EndHeight())
 }
diff --git a/itest/opstackl2/op_test_manager.go b/itest/opstackl2/op_test_manager.go
index 42f0f4ac..13b9d8cf 100644
--- a/itest/opstackl2/op_test_manager.go
+++ b/itest/opstackl2/op_test_manager.go
@@ -17,6 +17,7 @@ import (
 	bbncc "github.com/babylonlabs-io/finality-provider/clientcontroller/babylon"
 	opcc "github.com/babylonlabs-io/finality-provider/clientcontroller/opstackl2"
 	cwclient "github.com/babylonlabs-io/finality-provider/cosmwasmclient/client"
+	"github.com/babylonlabs-io/finality-provider/eotsmanager/client"
 	eotsconfig "github.com/babylonlabs-io/finality-provider/eotsmanager/config"
 	fpcfg "github.com/babylonlabs-io/finality-provider/finality-provider/config"
 	"github.com/babylonlabs-io/finality-provider/finality-provider/service"
@@ -50,6 +51,7 @@ type OpL2ConsumerTestManager struct {
 	EOTSServerHandler    *e2eutils.EOTSServerHandler
 	BabylonFpApp         *service.FinalityProviderApp
 	ConsumerFpApp        *service.FinalityProviderApp
+	ConsumerEOTSClient   *client.EOTSManagerGRpcClient
 }
 
 // Config is the config of the OP finality gadget cw contract
@@ -139,6 +141,7 @@ func StartOpL2ConsumerManager(t *testing.T) *OpL2ConsumerTestManager {
 		EOTSServerHandler:    eotsHandler,
 		BabylonFpApp:         babylonFpApp,
 		ConsumerFpApp:        consumerFpApp,
+		ConsumerEOTSClient:   EOTSClients[1],
 	}
 
 	return ctm
@@ -335,6 +338,22 @@ func (ctm *OpL2ConsumerTestManager) setupBabylonAndConsumerFp(t *testing.T) []*b
 	return []*bbntypes.BIP340PubKey{babylonFpPk, consumerFpPk}
 }
 
+func (ctm *OpL2ConsumerTestManager) getConsumerFpInstance(
+	t *testing.T,
+	consumerFpPk *bbntypes.BIP340PubKey,
+) *service.FinalityProviderInstance {
+	fpCfg := ctm.ConsumerFpApp.GetConfig()
+	fpStore := ctm.ConsumerFpApp.GetFinalityProviderStore()
+	pubRandStore := ctm.ConsumerFpApp.GetPubRandProofStore()
+	bc := ctm.BabylonFpApp.GetBabylonController()
+	logger := ctm.ConsumerFpApp.Logger()
+	fpInstance, err := service.TestNewUnregisteredFinalityProviderInstance(
+		consumerFpPk, fpCfg, fpStore, pubRandStore, bc, ctm.OpConsumerController, ctm.ConsumerEOTSClient,
+		metrics.NewFpMetrics(), "", make(chan<- *service.CriticalError), logger)
+	require.NoError(t, err)
+	return fpInstance
+}
+
 func (ctm *OpL2ConsumerTestManager) delegateBTCAndWaitForActivation(t *testing.T, babylonFpPk *bbntypes.BIP340PubKey, consumerFpPk *bbntypes.BIP340PubKey) {
 	// send a BTC delegation
 	ctm.InsertBTCDelegation(t, []*btcec.PublicKey{babylonFpPk.MustToBTCPK(), consumerFpPk.MustToBTCPK()},
@@ -355,9 +374,13 @@ func (ctm *OpL2ConsumerTestManager) delegateBTCAndWaitForActivation(t *testing.T
 func (ctm *OpL2ConsumerTestManager) Stop(t *testing.T) {
 	t.Log("Stopping test manager")
 	var err error
+	err = ctm.BabylonFpApp.Stop()
+	require.NoError(t, err)
+	err = ctm.ConsumerFpApp.Stop()
+	require.NoError(t, err)
 	err = ctm.BabylonHandler.Stop()
 	require.NoError(t, err)
-
+	ctm.EOTSServerHandler.Stop()
 	err = os.RemoveAll(ctm.BaseDir)
 	require.NoError(t, err)
 }
diff --git a/itest/test-manager/base_test_manager.go b/itest/test-manager/base_test_manager.go
index 8b04aa22..a85d6234 100644
--- a/itest/test-manager/base_test_manager.go
+++ b/itest/test-manager/base_test_manager.go
@@ -603,7 +603,7 @@ func CreateAndStartFpApp(
 	fpApp, err := service.NewFinalityProviderApp(cfg, bc, cc, eotsCli, fpdb, logger)
 	require.NoError(t, err)
 
-	err = fpApp.Start()
+	err = fpApp.StartWithoutSyncFpStatus()
 	require.NoError(t, err)
 
 	return fpApp