diff --git a/pkg/storagechallenge/deterministic/deterministic.go b/pkg/storagechallenge/deterministic/deterministic.go
index 6f9afec3..a0713fc8 100644
--- a/pkg/storagechallenge/deterministic/deterministic.go
+++ b/pkg/storagechallenge/deterministic/deterministic.go
@@ -27,10 +27,6 @@ func EpochID(height int64, epochZeroHeight uint64, epochLengthBlocks uint64) (ui
 	return uint64(height-int64(epochZeroHeight)) / epochLengthBlocks, true
 }
 
-func EpochStartHeight(epochID uint64, epochZeroHeight uint64, epochLengthBlocks uint64) int64 {
-	return int64(epochZeroHeight) + int64(epochID)*int64(epochLengthBlocks)
-}
-
 func ComparisonTargetForChallengers(seed []byte, epochID uint64) string {
 	return "sc:challengers:" + hex.EncodeToString(seed) + ":" + strconv.FormatUint(epochID, 10)
 }
diff --git a/pkg/types/healthcheck_challenge.go b/pkg/types/healthcheck_challenge.go
index 740a9428..06dc4fa5 100644
--- a/pkg/types/healthcheck_challenge.go
+++ b/pkg/types/healthcheck_challenge.go
@@ -1,10 +1,7 @@
 package types
 
 import (
-	"encoding/json"
 	"time"
-
-	"github.com/LumeraProtocol/supernode/v2/pkg/utils"
 )
 
 // HealthCheckMessageType represents the type of message sent in the health-check process
@@ -151,14 +148,3 @@ type ProcessBroadcastHealthCheckChallengeMetricsRequest struct {
 	Data     []byte `json:"data"`
 	SenderID string `json:"sender_id"`
 }
-
-// HealthCheckChallengeMessages represents an array of health-check message
-type HealthCheckChallengeMessages []HealthCheckMessage
-
-// Hash returns the hash of the health-check-challenge challenge log data
-func (mdl HealthCheckChallengeMessages) Hash() string {
-	data, _ := json.Marshal(mdl)
-	hash, _ := utils.Blake3Hash(data)
-
-	return string(hash)
-}
diff --git a/pkg/types/storage_challenge.go b/pkg/types/storage_challenge.go
index 79f572ac..edcbc911 100644
--- a/pkg/types/storage_challenge.go
+++ b/pkg/types/storage_challenge.go
@@ -1,11 +1,7 @@
 package types
 
 import (
-	"encoding/json"
 	"time"
-
-	"github.com/LumeraProtocol/supernode/v2/pkg/errors"
-	"github.com/LumeraProtocol/supernode/v2/pkg/utils"
 )
 
 // MessageType represents the type of message
@@ -40,22 +36,6 @@ func (m MessageType) String() string {
 	}
 }
 
-// MessageTypeFromString returns the message type from string
-func MessageTypeFromString(str string) (MessageType, error) {
-	switch str {
-	case "challenge":
-		return ChallengeMessageType, nil
-	case "response":
-		return ResponseMessageType, nil
-	case "evaluation":
-		return EvaluationMessageType, nil
-	case "affirmation":
-		return AffirmationMessageType, nil
-	default:
-		return 0, errors.New("invalid message type string")
-	}
-}
-
 // StorageChallengeSignatures represents the signature struct for broadcasting
 type StorageChallengeSignatures struct {
 	Challenger map[string]string `json:"challenger,omitempty"`
@@ -185,16 +165,6 @@ type ProcessBroadcastChallengeMetricsRequest struct {
 	SenderID string `json:"sender_id"`
 }
 
-type StorageChallengeMessages []Message
-
-// Hash returns the hash of the storage-challenge challenge log data
-func (mdl StorageChallengeMessages) Hash() string {
-	data, _ := json.Marshal(mdl)
-	hash, _ := utils.Blake3Hash(data)
-
-	return string(hash)
-}
-
 // NScMetric gets the latest challenge IDs from the DB
 type NScMetric struct {
 	Count       int
@@ -232,15 +202,6 @@ type AggregatedScore struct {
 	UpdatedAt                 time.Time
 }
 
-type AggregatedScoreList []AggregatedScore
-
-func (asl AggregatedScoreList) Hash() string {
-	data, _ := json.Marshal(asl)
-	hash, _ := utils.Blake3Hash(data)
-
-	return string(hash)
-}
-
 type ScoreAggregationEvent struct {
 	ChallengeID  string    `db:"challenge_id"`
 	IsAggregated bool      `db:"is_aggregated"`
diff --git a/pkg/utils/healthcheckchallenge/health_check_challenge.go b/pkg/utils/healthcheckchallenge/health_check_challenge.go
deleted file mode 100644
index acca1589..00000000
--- a/pkg/utils/healthcheckchallenge/health_check_challenge.go
+++ /dev/null
@@ -1,30 +0,0 @@
-package storagechallenge
-
-import (
-	"encoding/json"
-
-	"github.com/LumeraProtocol/supernode/v2/pkg/utils"
-)
-
-// HCSummaryStatsRes is the struct for metrics
-type HCSummaryStatsRes struct {
-	HCSummaryStats HCSummaryStats
-}
-
-type HCSummaryStats struct {
-	TotalChallenges                      int
-	TotalChallengesProcessed             int
-	TotalChallengesEvaluatedByChallenger int
-	TotalChallengesVerified              int
-	SlowResponsesObservedByObservers     int
-	InvalidSignaturesObservedByObservers int
-	InvalidEvaluationObservedByObservers int
-}
-
-// Hash returns the hash of the SCSummaryStats
-func (ss *HCSummaryStatsRes) Hash() string {
-	data, _ := json.Marshal(ss)
-	hash, _ := utils.Blake3Hash(data)
-
-	return string(hash)
-}
diff --git a/pkg/utils/storagechallenge/storage_challenge.go b/pkg/utils/storagechallenge/storage_challenge.go
deleted file mode 100644
index 50e9b289..00000000
--- a/pkg/utils/storagechallenge/storage_challenge.go
+++ /dev/null
@@ -1,30 +0,0 @@
-package storagechallenge
-
-import (
-	"encoding/json"
-
-	"github.com/LumeraProtocol/supernode/v2/pkg/utils"
-)
-
-// SCSummaryStatsRes is the struct for metrics
-type SCSummaryStatsRes struct {
-	SCSummaryStats SCSummaryStats
-}
-
-type SCSummaryStats struct {
-	TotalChallenges                      int
-	TotalChallengesProcessed             int
-	TotalChallengesEvaluatedByChallenger int
-	TotalChallengesVerified              int
-	SlowResponsesObservedByObservers     int
-	InvalidSignaturesObservedByObservers int
-	InvalidEvaluationObservedByObservers int
-}
-
-// Hash returns the hash of the SCSummaryStats
-func (ss *SCSummaryStatsRes) Hash() string {
-	data, _ := json.Marshal(ss)
-	hash, _ := utils.Blake3Hash(data)
-
-	return string(hash)
-}