diff --git a/proto/spacemesh/v1/mesh_types.proto b/proto/spacemesh/v1/mesh_types.proto
index e2bcf030..c10c5097 100644
--- a/proto/spacemesh/v1/mesh_types.proto
+++ b/proto/spacemesh/v1/mesh_types.proto
@@ -44,7 +44,7 @@ message LayerDurationResponse {
 message MaxTransactionsPerSecondRequest {}
 
 message MaxTransactionsPerSecondResponse {
-    SimpleInt maxtxpersecond = 1;
+    SimpleInt max_txs_per_second = 1;
 }
 
 enum AccountMeshDataFlag {
diff --git a/proto/spacemesh/v1/types.proto b/proto/spacemesh/v1/types.proto
index 9deec91c..9bddd455 100644
--- a/proto/spacemesh/v1/types.proto
+++ b/proto/spacemesh/v1/types.proto
@@ -102,7 +102,9 @@ message Reward {
 
 message Block {
     bytes id = 1; // block hash
-    repeated Transaction transactions = 2;
+    repeated Transaction transactions = 2; // block transactions
+    ActivationId activation_id = 3; // the smesher's activation that this block refers to
+    SmesherId smesher_id = 4; // the id of the smesher who submitted this block
 }
 
 message Layer {
diff --git a/release/go/spacemesh/v1/mesh_types.pb.go b/release/go/spacemesh/v1/mesh_types.pb.go
index be1e85e7..a5385fcc 100644
--- a/release/go/spacemesh/v1/mesh_types.pb.go
+++ b/release/go/spacemesh/v1/mesh_types.pb.go
@@ -628,7 +628,7 @@ type MaxTransactionsPerSecondResponse struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Maxtxpersecond *SimpleInt `protobuf:"bytes,1,opt,name=maxtxpersecond,proto3" json:"maxtxpersecond,omitempty"`
+	MaxTxsPerSecond *SimpleInt `protobuf:"bytes,1,opt,name=max_txs_per_second,json=maxTxsPerSecond,proto3" json:"max_txs_per_second,omitempty"`
 }
 
 func (x *MaxTransactionsPerSecondResponse) Reset() {
@@ -663,9 +663,9 @@ func (*MaxTransactionsPerSecondResponse) Descriptor() ([]byte, []int) {
 	return file_spacemesh_v1_mesh_types_proto_rawDescGZIP(), []int{13}
 }
 
-func (x *MaxTransactionsPerSecondResponse) GetMaxtxpersecond() *SimpleInt {
+func (x *MaxTransactionsPerSecondResponse) GetMaxTxsPerSecond() *SimpleInt {
 	if x != nil {
-		return x.Maxtxpersecond
+		return x.MaxTxsPerSecond
 	}
 	return nil
 }
@@ -1258,94 +1258,94 @@ var file_spacemesh_v1_mesh_types_proto_rawDesc = []byte{
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 }
 
 var (
@@ -1402,7 +1402,7 @@ var file_spacemesh_v1_mesh_types_proto_depIdxs = []int32{
 	25, // 3: spacemesh.v1.NetIDResponse.netid:type_name -> spacemesh.v1.SimpleInt
 	25, // 4: spacemesh.v1.EpochNumLayersResponse.numlayers:type_name -> spacemesh.v1.SimpleInt
 	25, // 5: spacemesh.v1.LayerDurationResponse.duration:type_name -> spacemesh.v1.SimpleInt
-	25, // 6: spacemesh.v1.MaxTransactionsPerSecondResponse.maxtxpersecond:type_name -> spacemesh.v1.SimpleInt
+	25, // 6: spacemesh.v1.MaxTransactionsPerSecondResponse.max_txs_per_second:type_name -> spacemesh.v1.SimpleInt
 	27, // 7: spacemesh.v1.AccountMeshDataFilter.account_id:type_name -> spacemesh.v1.AccountId
 	28, // 8: spacemesh.v1.AccountMeshData.transaction:type_name -> spacemesh.v1.Transaction
 	29, // 9: spacemesh.v1.AccountMeshData.activation:type_name -> spacemesh.v1.Activation
diff --git a/release/go/spacemesh/v1/types.pb.go b/release/go/spacemesh/v1/types.pb.go
index e2305dff..b0086901 100644
--- a/release/go/spacemesh/v1/types.pb.go
+++ b/release/go/spacemesh/v1/types.pb.go
@@ -1046,8 +1046,10 @@ type Block struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Id           []byte         `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"` // block hash
-	Transactions []*Transaction `protobuf:"bytes,2,rep,name=transactions,proto3" json:"transactions,omitempty"`
+	Id           []byte         `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`                                         // block hash
+	Transactions []*Transaction `protobuf:"bytes,2,rep,name=transactions,proto3" json:"transactions,omitempty"`                     // block transactions
+	ActivationId *ActivationId  `protobuf:"bytes,3,opt,name=activation_id,json=activationId,proto3" json:"activation_id,omitempty"` // the smesher's activation that this block refers to
+	SmesherId    *SmesherId     `protobuf:"bytes,4,opt,name=smesher_id,json=smesherId,proto3" json:"smesher_id,omitempty"`          // the id of the smesher who submitted this block
 }
 
 func (x *Block) Reset() {
@@ -1096,6 +1098,20 @@ func (x *Block) GetTransactions() []*Transaction {
 	return nil
 }
 
+func (x *Block) GetActivationId() *ActivationId {
+	if x != nil {
+		return x.ActivationId
+	}
+	return nil
+}
+
+func (x *Block) GetSmesherId() *SmesherId {
+	if x != nil {
+		return x.SmesherId
+	}
+	return nil
+}
+
 type Layer struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -1418,50 +1434,57 @@ var file_spacemesh_v1_types_proto_rawDesc = []byte{
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 }
 
 var (
@@ -1525,16 +1548,18 @@ var file_spacemesh_v1_types_proto_depIdxs = []int32{
 	6,  // 20: spacemesh.v1.Reward.coinbase:type_name -> spacemesh.v1.AccountId
 	9,  // 21: spacemesh.v1.Reward.smesher:type_name -> spacemesh.v1.SmesherId
 	15, // 22: spacemesh.v1.Block.transactions:type_name -> spacemesh.v1.Transaction
-	19, // 23: spacemesh.v1.Layer.number:type_name -> spacemesh.v1.LayerNumber
-	2,  // 24: spacemesh.v1.Layer.status:type_name -> spacemesh.v1.Layer.LayerStatus
-	17, // 25: spacemesh.v1.Layer.blocks:type_name -> spacemesh.v1.Block
-	14, // 26: spacemesh.v1.Layer.activations:type_name -> spacemesh.v1.Activation
-	7,  // 27: spacemesh.v1.AppEvent.transaction_id:type_name -> spacemesh.v1.TransactionId
-	28, // [28:28] is the sub-list for method output_type
-	28, // [28:28] is the sub-list for method input_type
-	28, // [28:28] is the sub-list for extension type_name
-	28, // [28:28] is the sub-list for extension extendee
-	0,  // [0:28] is the sub-list for field type_name
+	8,  // 23: spacemesh.v1.Block.activation_id:type_name -> spacemesh.v1.ActivationId
+	9,  // 24: spacemesh.v1.Block.smesher_id:type_name -> spacemesh.v1.SmesherId
+	19, // 25: spacemesh.v1.Layer.number:type_name -> spacemesh.v1.LayerNumber
+	2,  // 26: spacemesh.v1.Layer.status:type_name -> spacemesh.v1.Layer.LayerStatus
+	17, // 27: spacemesh.v1.Layer.blocks:type_name -> spacemesh.v1.Block
+	14, // 28: spacemesh.v1.Layer.activations:type_name -> spacemesh.v1.Activation
+	7,  // 29: spacemesh.v1.AppEvent.transaction_id:type_name -> spacemesh.v1.TransactionId
+	30, // [30:30] is the sub-list for method output_type
+	30, // [30:30] is the sub-list for method input_type
+	30, // [30:30] is the sub-list for extension type_name
+	30, // [30:30] is the sub-list for extension extendee
+	0,  // [0:30] is the sub-list for field type_name
 }
 
 func init() { file_spacemesh_v1_types_proto_init() }