diff --git a/cmd/explorer/explorerlib/explorerlib.go b/cmd/explorer/explorerlib/explorerlib.go
index 494b998..0a5f2f9 100644
--- a/cmd/explorer/explorerlib/explorerlib.go
+++ b/cmd/explorer/explorerlib/explorerlib.go
@@ -902,7 +902,7 @@ func fill_common_info(data map[string]interface{}, extra_data bool) error {
 	//fmt.Printf("get info %+v", info)
 
 	data["Network_Difficulty"] = info.Difficulty
-	data["hash_rate"] = fmt.Sprintf("%.03f", float32(info.Difficulty/1000000)/float32(info.Target))
+	data["hash_rate"] = fmt.Sprintf("%.03f", float32(info.Difficulty/1000000))
 	data["txpool_size"] = info.Tx_pool_size
 	data["testnet"] = info.Testnet
 	data["network"] = info.Network
diff --git a/cmd/explorer/explorerlib/templates/header.tmpl b/cmd/explorer/explorerlib/templates/header.tmpl
index 20ca1eb..6f24324 100644
--- a/cmd/explorer/explorerlib/templates/header.tmpl
+++ b/cmd/explorer/explorerlib/templates/header.tmpl
@@ -183,7 +183,7 @@ input#toggle-1[type=checkbox]:checked ~ div#decoded-inputs {
 
         <h3 style="font-size: 12px; margin-top: 5px; margin-bottom: 3">
             Network difficulty: {{ .Network_Difficulty }}
-            | Hash rate: {{ .hash_rate }} KH&#x2F;s
+            | Hash rate: {{ .hash_rate }} MH&#x2F;s
             | Average Block Time(50)  {{.averageblocktime50}} sec
             | Total supply : {{ .total_supply }}
             | Mempool size : {{ .txpool_size }}
diff --git a/config/version.go b/config/version.go
index 6263d89..960e48e 100644
--- a/config/version.go
+++ b/config/version.go
@@ -20,4 +20,4 @@ import "github.com/blang/semver/v4"
 
 // right now it has to be manually changed
 // do we need to include git commitsha??
-var Version = semver.MustParse("3.4.120-0.DEROHE.STARGATE+26022022")
+var Version = semver.MustParse("3.4.123-0.DEROHE.STARGATE+26022022")
diff --git a/proof/proof.go b/proof/proof.go
index d072c03..efa5c83 100644
--- a/proof/proof.go
+++ b/proof/proof.go
@@ -18,6 +18,7 @@ package proof
 
 import "fmt"
 import "math/big"
+import "strings"
 import "encoding/hex"
 
 import "github.com/deroproject/derohe/cryptography/crypto"
@@ -31,7 +32,7 @@ import "github.com/deroproject/derohe/transaction"
 func Prove(proof string, input_tx string, ring_string [][]string, mainnet bool) (receivers []string, amounts []uint64, payload_raw [][]byte, payload_decoded []string, err error) {
 	var tx transaction.Transaction
 
-	addr, err := rpc.NewAddress(proof)
+	addr, err := rpc.NewAddress(strings.TrimSpace(proof))
 	if err != nil {
 		return
 	}
diff --git a/walletapi/transaction_build.go b/walletapi/transaction_build.go
index 7ea6d5b..e292836 100644
--- a/walletapi/transaction_build.go
+++ b/walletapi/transaction_build.go
@@ -175,7 +175,7 @@ rebuild_tx:
 
 				shared_key := crypto.GenerateSharedSecret(r, publickeylist[i])
 
-				asset.RPCPayload = append([]byte{byte(uint(witness_index[0]))}, data...)
+				asset.RPCPayload = append([]byte{byte(uint(witness_index[1]))}, data...)
 				//fmt.Printf("buulding shared_key %x  index of receiver %d\n",shared_key,i)
 				//fmt.Printf("building plaintext payload %x\n",asset.RPCPayload)