diff --git a/cmd/waku/server/rest/debug.go b/cmd/waku/server/rest/debug.go
index 6606f5d0..28333988 100644
--- a/cmd/waku/server/rest/debug.go
+++ b/cmd/waku/server/rest/debug.go
@@ -1,10 +1,15 @@
 package rest
 
 import (
+	"context"
+	"encoding/hex"
+	"fmt"
+	"math/big"
 	"net/http"
 
 	"github.com/go-chi/chi/v5"
 	"github.com/waku-org/go-waku/waku/v2/node"
+	"github.com/waku-org/go-zerokit-rln/rln"
 )
 
 type DebugService struct {
@@ -20,8 +25,15 @@ type InfoReply struct {
 	ListenAddresses []string `json:"listenAddresses,omitempty"`
 }
 
+// Run as:
+// ./build/waku --rest --rest-address=0.0.0.0 --rln-relay=true --rln-relay-dynamic=true --rln-relay-eth-client-address=wss://sepolia.infura.io/ws/v3/4576482c0f474483ac709755f2663b20 --rln-relay-eth-contract-address=0xF471d71E9b1455bBF4b85d475afb9BB0954A29c4
+
+// Example usage (replace by your public commitment)
+// curl http://localhost:8645/debug/v1/merkleProof/15506699537643273163469326218249028331014943998871371946527772121417127479348
+
 const routeDebugInfoV1 = "/debug/v1/info"
 const routeDebugVersionV1 = "/debug/v1/version"
+const routeDebugGetMerkleProofV1 = "/debug/v1/merkleProof/{commitment}"
 
 func NewDebugService(node *node.WakuNode, m *chi.Mux) *DebugService {
 	d := &DebugService{
@@ -31,6 +43,7 @@ func NewDebugService(node *node.WakuNode, m *chi.Mux) *DebugService {
 
 	m.Get(routeDebugInfoV1, d.getV1Info)
 	m.Get(routeDebugVersionV1, d.getV1Version)
+	m.Get(routeDebugGetMerkleProofV1, d.getV1MerkleProof)
 
 	return d
 }
@@ -50,3 +63,102 @@ func (d *DebugService) getV1Version(w http.ResponseWriter, req *http.Request) {
 	response := VersionResponse(node.GetVersionInfo().String())
 	writeErrOrResponse(w, nil, response)
 }
+
+type MerkleProofResponse struct {
+	MerkleRoot        string   `json:"root"`
+	MerkePathElements []string `json:"pathElements"`
+	MerkePathIndexes  []uint   `json:"pathIndexes"`
+	LeafIndex         uint64   `json:"leafIndex"`
+	CommitmentId      string   `json:"commitmentId"`
+}
+
+func (d *DebugService) getV1MerkleProof(w http.ResponseWriter, req *http.Request) {
+	commitmentReq := chi.URLParam(req, "commitment")
+	if commitmentReq == "" {
+		writeErrResponse(w, nil, fmt.Errorf("commitment is empty"), http.StatusBadRequest)
+		return
+	}
+
+	commitmentReqBig := new(big.Int)
+	commitmentReqBig, ok := commitmentReqBig.SetString(commitmentReq, 10)
+	if !ok {
+		writeErrResponse(w, nil, fmt.Errorf("commitment is not a number"), http.StatusBadRequest)
+		return
+	}
+
+	fmt.Println("commitmentReq: ", commitmentReq)
+
+	// Some dirty way to access rln and group manager
+	rlnInstance := d.node.RLNInstance
+	groupManager := d.node.GroupManager
+
+	ready, err := groupManager.IsReady(context.Background())
+	if err != nil {
+		writeErrResponse(w, nil, fmt.Errorf("could not check if service was ready"), http.StatusBadRequest)
+		return
+	}
+	if !ready {
+		writeErrResponse(w, nil, fmt.Errorf("service is not ready"), http.StatusBadRequest)
+		return
+	}
+
+	found := false
+	membershipIndex := uint(0)
+	for leafIdx := uint(0); leafIdx < rlnInstance.LeavesSet(); leafIdx++ {
+
+		leaf, err := rlnInstance.GetLeaf(leafIdx)
+		if err != nil {
+			writeErrResponse(w, nil, fmt.Errorf("could not get leaf"), http.StatusBadRequest)
+			return
+		}
+
+		leafBig := rln.Bytes32ToBigInt(leaf)
+
+		if leafBig.Cmp(commitmentReqBig) == 0 {
+			found = true
+			membershipIndex = leafIdx
+			break
+		}
+	}
+	if !found {
+		writeErrResponse(w, nil, fmt.Errorf("commitment not found: %s", commitmentReqBig.String()), http.StatusBadRequest)
+		return
+	}
+
+	fmt.Println("membershipIndex: ", membershipIndex)
+
+	merkleProof, err := rlnInstance.GetMerkleProof(rln.MembershipIndex(membershipIndex))
+	if err != nil {
+		writeErrOrResponse(w, err, nil)
+		return
+	}
+
+	elementsStr := make([]string, 0)
+	indexesStr := make([]uint, 0)
+
+	for _, path := range merkleProof.PathElements {
+		fmt.Println("path: ", path)
+		elementsStr = append(elementsStr, "0x"+hex.EncodeToString(path[:]))
+	}
+	for _, index := range merkleProof.PathIndexes {
+		indexesStr = append(indexesStr, uint(index))
+	}
+
+	// TODO: Not nide to get proof and root in different non atomic calls. In an unlikely edge case the tree can change between the two calls
+	// if a membership is added. Proof of concept by now.
+	merkleRoot, err := rlnInstance.GetMerkleRoot()
+	if err != nil {
+		writeErrOrResponse(w, err, nil)
+		return
+	}
+
+	fmt.Println("merkleRoot: ", merkleRoot)
+
+	writeErrOrResponse(w, nil, MerkleProofResponse{
+		MerkleRoot:        "0x" + hex.EncodeToString(merkleRoot[:]),
+		MerkePathElements: elementsStr,
+		MerkePathIndexes:  indexesStr,
+		LeafIndex:         uint64(membershipIndex),
+		CommitmentId:      commitmentReqBig.String(),
+	})
+}
diff --git a/go.mod b/go.mod
index 699d4571..7edc94ab 100644
--- a/go.mod
+++ b/go.mod
@@ -41,7 +41,7 @@ require (
 	github.com/libp2p/go-libp2p-mplex v0.9.0
 	github.com/waku-org/go-libp2p-rendezvous v0.0.0-20240110193335-a67d1cc760a0
 	github.com/waku-org/go-noise v0.0.4
-	github.com/waku-org/go-zerokit-rln v0.1.14-0.20240102145250-fa738c0bdf59
+	github.com/waku-org/go-zerokit-rln v0.1.14-0.20240116153345-7e086e8f8930
 	github.com/wk8/go-ordered-map v1.0.0
 )
 
@@ -73,9 +73,9 @@ require (
 	github.com/rjeczalik/notify v0.9.3 // indirect
 	github.com/rogpeppe/go-internal v1.10.0 // indirect
 	github.com/status-im/status-go/extkeys v1.1.2 // indirect
-	github.com/waku-org/go-zerokit-rln-apple v0.0.0-20230916172309-ee0ee61dde2b // indirect
-	github.com/waku-org/go-zerokit-rln-arm v0.0.0-20230916171929-1dd9494ff065 // indirect
-	github.com/waku-org/go-zerokit-rln-x86_64 v0.0.0-20230916171518-2a77c3734dd1 // indirect
+	github.com/waku-org/go-zerokit-rln-apple v0.0.0-20240116135015-f6f595c7b8ef // indirect
+	github.com/waku-org/go-zerokit-rln-arm v0.0.0-20240116134931-a8b8c6ab4b80 // indirect
+	github.com/waku-org/go-zerokit-rln-x86_64 v0.0.0-20240116135046-2875fec12afc // indirect
 	go.uber.org/dig v1.17.1 // indirect
 	go.uber.org/fx v1.20.1 // indirect
 	go.uber.org/mock v0.3.0 // indirect
diff --git a/go.sum b/go.sum
index 7b802cc2..80c0c4a6 100644
--- a/go.sum
+++ b/go.sum
@@ -1540,14 +1540,14 @@ github.com/waku-org/go-libp2p-rendezvous v0.0.0-20240110193335-a67d1cc760a0 h1:R
 github.com/waku-org/go-libp2p-rendezvous v0.0.0-20240110193335-a67d1cc760a0/go.mod h1:EhZP9fee0DYjKH/IOQvoNSy1tSHp2iZadsHGphcAJgY=
 github.com/waku-org/go-noise v0.0.4 h1:ZfQDcCw8pazm89EBl5SXY7GGAnzDQb9AHFXlw3Ktbvk=
 github.com/waku-org/go-noise v0.0.4/go.mod h1:+PWRfs2eSOVwKrPcQlfhwDngSh3faL/1QoxvoqggEKc=
-github.com/waku-org/go-zerokit-rln v0.1.14-0.20240102145250-fa738c0bdf59 h1:jisj+OCI6QydLtFq3Pyhu49wl9ytPN7oAHjMfepHDrA=
-github.com/waku-org/go-zerokit-rln v0.1.14-0.20240102145250-fa738c0bdf59/go.mod h1:1PdBdPzyTaKt3VnpAHk3zj+r9dXPFOr3IHZP9nFle6E=
-github.com/waku-org/go-zerokit-rln-apple v0.0.0-20230916172309-ee0ee61dde2b h1:KgZVhsLkxsj5gb/FfndSCQu6VYwALrCOgYI3poR95yE=
-github.com/waku-org/go-zerokit-rln-apple v0.0.0-20230916172309-ee0ee61dde2b/go.mod h1:KYykqtdApHVYZ3G0spwMnoxc5jH5eI3jyO9SwsSfi48=
-github.com/waku-org/go-zerokit-rln-arm v0.0.0-20230916171929-1dd9494ff065 h1:Sd7QD/1Yo2o2M1MY49F8Zr4KNBPUEK5cz5HoXQVJbrs=
-github.com/waku-org/go-zerokit-rln-arm v0.0.0-20230916171929-1dd9494ff065/go.mod h1:7cSGUoGVIla1IpnChrLbkVjkYgdOcr7rcifEfh4ReR4=
-github.com/waku-org/go-zerokit-rln-x86_64 v0.0.0-20230916171518-2a77c3734dd1 h1:4HSdWMFMufpRo3ECTX6BrvA+VzKhXZf7mS0rTa5cCWU=
-github.com/waku-org/go-zerokit-rln-x86_64 v0.0.0-20230916171518-2a77c3734dd1/go.mod h1:+LeEYoW5/uBUTVjtBGLEVCUe9mOYAlu5ZPkIxLOSr5Y=
+github.com/waku-org/go-zerokit-rln v0.1.14-0.20240116153345-7e086e8f8930 h1:R9s+zA28gCX3e6b3iZKwLX7oRh3G15r1eSuOglSwUfk=
+github.com/waku-org/go-zerokit-rln v0.1.14-0.20240116153345-7e086e8f8930/go.mod h1:IOXLch4yJlN8WMf3S8kbGiZPMV1xYQ+xQ3D1yOGUAxg=
+github.com/waku-org/go-zerokit-rln-apple v0.0.0-20240116135015-f6f595c7b8ef h1:MAkZryAeRhiH3TKHRK2h+WztZI1VqfQ/oeXMIxKZNy0=
+github.com/waku-org/go-zerokit-rln-apple v0.0.0-20240116135015-f6f595c7b8ef/go.mod h1:KYykqtdApHVYZ3G0spwMnoxc5jH5eI3jyO9SwsSfi48=
+github.com/waku-org/go-zerokit-rln-arm v0.0.0-20240116134931-a8b8c6ab4b80 h1:3KObRaYJnTI41U0reNBk7DYr5PVCTq8T9gJLXGfPfaY=
+github.com/waku-org/go-zerokit-rln-arm v0.0.0-20240116134931-a8b8c6ab4b80/go.mod h1:7cSGUoGVIla1IpnChrLbkVjkYgdOcr7rcifEfh4ReR4=
+github.com/waku-org/go-zerokit-rln-x86_64 v0.0.0-20240116135046-2875fec12afc h1:YjIgIrqlNVC+hXNy2ykYy3JvBKima64J9jXbKM/ULpw=
+github.com/waku-org/go-zerokit-rln-x86_64 v0.0.0-20240116135046-2875fec12afc/go.mod h1:+LeEYoW5/uBUTVjtBGLEVCUe9mOYAlu5ZPkIxLOSr5Y=
 github.com/willf/bitset v1.1.3/go.mod h1:RjeCKbqT1RxIR/KWY6phxZiaY1IyutSBfGjNPySAYV4=
 github.com/willf/bitset v1.1.11-0.20200630133818-d5bec3311243/go.mod h1:RjeCKbqT1RxIR/KWY6phxZiaY1IyutSBfGjNPySAYV4=
 github.com/willf/bitset v1.1.11/go.mod h1:83CECat5yLh5zVOf4P1ErAgKA5UDvKtgyUABdr3+MjI=
diff --git a/waku/v2/node/wakunode2.go b/waku/v2/node/wakunode2.go
index 378ac06b..b79845b3 100644
--- a/waku/v2/node/wakunode2.go
+++ b/waku/v2/node/wakunode2.go
@@ -42,10 +42,12 @@ import (
 	"github.com/waku-org/go-waku/waku/v2/protocol/pb"
 	"github.com/waku-org/go-waku/waku/v2/protocol/peer_exchange"
 	"github.com/waku-org/go-waku/waku/v2/protocol/relay"
+	"github.com/waku-org/go-waku/waku/v2/protocol/rln/group_manager/dynamic"
 	"github.com/waku-org/go-waku/waku/v2/protocol/store"
 	"github.com/waku-org/go-waku/waku/v2/rendezvous"
 	"github.com/waku-org/go-waku/waku/v2/service"
 	"github.com/waku-org/go-waku/waku/v2/timesource"
+	r "github.com/waku-org/go-zerokit-rln/rln"
 
 	"github.com/waku-org/go-waku/waku/v2/utils"
 )
@@ -84,11 +86,14 @@ type RLNRelay interface {
 }
 
 type WakuNode struct {
-	host       host.Host
-	opts       *WakuNodeParameters
-	log        *zap.Logger
-	timesource timesource.Timesource
-	metrics    Metrics
+	// TODO: quick and dirty way to expose
+	RLNInstance  *r.RLN
+	GroupManager *dynamic.DynamicGroupManager
+	host         host.Host
+	opts         *WakuNodeParameters
+	log          *zap.Logger
+	timesource   timesource.Timesource
+	metrics      Metrics
 
 	peerstore     peerstore.Peerstore
 	peerConnector *peermanager.PeerConnectionStrategy
@@ -286,10 +291,12 @@ func New(opts ...WakuNodeOption) (*WakuNode, error) {
 		relay.WithMaxMsgSize(w.opts.maxMsgSizeBytes))
 
 	if w.opts.enableRelay {
-		err = w.setupRLNRelay()
+		err, rlnInstance, groupManager := w.setupRLNRelay()
 		if err != nil {
 			return nil, err
 		}
+		w.RLNInstance = rlnInstance
+		w.GroupManager = groupManager
 	}
 
 	w.opts.legacyFilterOpts = append(w.opts.legacyFilterOpts, legacy_filter.WithPeerManager(w.peermanager))
diff --git a/waku/v2/node/wakunode2_rln.go b/waku/v2/node/wakunode2_rln.go
index 5932a9ac..c72b8097 100644
--- a/waku/v2/node/wakunode2_rln.go
+++ b/waku/v2/node/wakunode2_rln.go
@@ -21,22 +21,22 @@ func (w *WakuNode) RLNRelay() RLNRelay {
 	return w.rlnRelay
 }
 
-func (w *WakuNode) setupRLNRelay() error {
+func (w *WakuNode) setupRLNRelay() (error, *r.RLN, *dynamic.DynamicGroupManager) {
 	var err error
 
 	if !w.opts.enableRLN {
-		return nil
+		return nil, nil, nil
 	}
 
 	if !w.opts.enableRelay {
-		return errors.New("rln requires relay")
+		return errors.New("rln requires relay"), nil, nil
 	}
 
 	var groupManager group_manager.GroupManager
 
 	rlnInstance, rootTracker, err := rln.GetRLNInstanceAndRootTracker(w.opts.rlnTreePath)
 	if err != nil {
-		return err
+		return err, nil, nil
 	}
 	if !w.opts.rlnRelayDynamic {
 		w.log.Info("setting up waku-rln-relay in off-chain mode")
@@ -49,12 +49,12 @@ func (w *WakuNode) setupRLNRelay() error {
 		// set up rln relay inputs
 		groupKeys, idCredential, err := static.Setup(index)
 		if err != nil {
-			return err
+			return err, nil, nil
 		}
 
 		groupManager, err = static.NewStaticGroupManager(groupKeys, idCredential, index, rlnInstance, rootTracker, w.log)
 		if err != nil {
-			return err
+			return err, nil, nil
 		}
 	} else {
 		w.log.Info("setting up waku-rln-relay in on-chain mode")
@@ -63,7 +63,7 @@ func (w *WakuNode) setupRLNRelay() error {
 		if w.opts.keystorePath != "" {
 			appKeystore, err = keystore.New(w.opts.keystorePath, dynamic.RLNAppInfo, w.log)
 			if err != nil {
-				return err
+				return err, nil, nil
 			}
 		}
 
@@ -79,7 +79,7 @@ func (w *WakuNode) setupRLNRelay() error {
 			w.log,
 		)
 		if err != nil {
-			return err
+			return err, nil, nil
 		}
 	}
 
@@ -93,7 +93,7 @@ func (w *WakuNode) setupRLNRelay() error {
 
 	w.Relay().RegisterDefaultValidator(w.rlnRelay.Validator(w.opts.rlnSpamHandler))
 
-	return nil
+	return nil, rlnInstance, groupManager.(*dynamic.DynamicGroupManager)
 }
 
 func (w *WakuNode) startRlnRelay(ctx context.Context) error {
diff --git a/waku/v2/protocol/rln/group_manager/dynamic/dynamic.go b/waku/v2/protocol/rln/group_manager/dynamic/dynamic.go
index 41970984..dfb6f91c 100644
--- a/waku/v2/protocol/rln/group_manager/dynamic/dynamic.go
+++ b/waku/v2/protocol/rln/group_manager/dynamic/dynamic.go
@@ -52,10 +52,10 @@ func (gm *DynamicGroupManager) handler(events []*contracts.RLNMemberRegistered,
 
 	toRemoveTable := om.New()
 	toInsertTable := om.New()
-	if gm.lastBlockProcessed == 0 {
-		gm.lastBlockProcessed = latestProcessBlock
-	}
-	lastBlockProcessed := gm.lastBlockProcessed
+	//if gm.lastBlockProcessed == 0 {
+	//	gm.lastBlockProcessed = latestProcessBlock
+	//}
+	//lastBlockProcessed := gm.lastBlockProcessed
 	for _, event := range events {
 		if event.Raw.Removed {
 			var indexes []uint
@@ -74,9 +74,9 @@ func (gm *DynamicGroupManager) handler(events []*contracts.RLNMemberRegistered,
 			eventsPerBlock = append(eventsPerBlock, event)
 			toInsertTable.Set(event.Raw.BlockNumber, eventsPerBlock)
 
-			if event.Raw.BlockNumber > lastBlockProcessed {
-				lastBlockProcessed = event.Raw.BlockNumber
-			}
+			//if event.Raw.BlockNumber > lastBlockProcessed {
+			//	lastBlockProcessed = event.Raw.BlockNumber
+			//}
 		}
 	}
 
@@ -90,7 +90,9 @@ func (gm *DynamicGroupManager) handler(events []*contracts.RLNMemberRegistered,
 		return err
 	}
 
-	gm.lastBlockProcessed = lastBlockProcessed
+	// TODO: Commented code above is a bug I think. lastBlockProcessed was not being
+	// updated properly.
+	gm.lastBlockProcessed = latestProcessBlock
 	err = gm.SetMetadata(RLNMetadata{
 		LastProcessedBlock: gm.lastBlockProcessed,
 		ChainID:            gm.web3Config.ChainID,
@@ -310,6 +312,8 @@ func (gm *DynamicGroupManager) IsReady(ctx context.Context) (bool, error) {
 		return false, fmt.Errorf("could not retrieve latest block: %w", err)
 	}
 
+	fmt.Println("latestBlockNumber: ", latestBlockNumber, " gm.lastBlockProcessed: ", gm.lastBlockProcessed)
+
 	gm.lastBlockProcessedMutex.RLock()
 	allBlocksProcessed := gm.lastBlockProcessed >= latestBlockNumber
 	gm.lastBlockProcessedMutex.RUnlock()
@@ -325,3 +329,7 @@ func (gm *DynamicGroupManager) IsReady(ctx context.Context) (bool, error) {
 
 	return syncProgress == nil, nil // syncProgress only has a value while node is syncing
 }
+
+func GetRLN(gm *DynamicGroupManager) *rln.RLN {
+	return gm.rln
+}