diff --git a/silkworm/core/types/block_id.hpp b/silkworm/core/types/block_id.hpp
index 830e326d2f..40b51648a9 100644
--- a/silkworm/core/types/block_id.hpp
+++ b/silkworm/core/types/block_id.hpp
@@ -21,7 +21,6 @@
 
 namespace silkworm {
 
-// TODO(canepat) rename BlockNumberAndHash
 struct BlockId {
     BlockNum number{};
     Hash hash;
diff --git a/silkworm/execution/api/active_direct_service.cpp b/silkworm/execution/api/active_direct_service.cpp
index eab823f7f7..5d853653b6 100644
--- a/silkworm/execution/api/active_direct_service.cpp
+++ b/silkworm/execution/api/active_direct_service.cpp
@@ -49,7 +49,7 @@ Task<InsertionResult> ActiveDirectService::insert_blocks(const Blocks& blocks) {
 /** Chain Validation and ForkChoice **/
 
 // rpc ValidateChain(ValidationRequest) returns(ValidationReceipt);
-Task<ValidationResult> ActiveDirectService::validate_chain(BlockNumAndHash number_and_hash) {
+Task<ValidationResult> ActiveDirectService::validate_chain(BlockId number_and_hash) {
     return concurrency::spawn_task(executor_, [](auto* self, auto num_and_hash) {
         return self->DirectService::validate_chain(num_and_hash);
     }(this, number_and_hash));
diff --git a/silkworm/execution/api/active_direct_service.hpp b/silkworm/execution/api/active_direct_service.hpp
index 83f1e4ce99..469b5ada74 100644
--- a/silkworm/execution/api/active_direct_service.hpp
+++ b/silkworm/execution/api/active_direct_service.hpp
@@ -45,7 +45,7 @@ class ActiveDirectService : public DirectService, public ActiveComponent {
     /** Chain Validation and ForkChoice **/
 
     // rpc ValidateChain(ValidationRequest) returns(ValidationReceipt);
-    Task<ValidationResult> validate_chain(BlockNumAndHash number_and_hash) override;
+    Task<ValidationResult> validate_chain(BlockId number_and_hash) override;
 
     // rpc UpdateForkChoice(ForkChoice) returns(ForkChoiceReceipt);
     Task<ForkChoiceResult> update_fork_choice(const ForkChoice& fork_choice) override;
diff --git a/silkworm/execution/api/direct_service.cpp b/silkworm/execution/api/direct_service.cpp
index 04f57639e8..7ef42cfa19 100644
--- a/silkworm/execution/api/direct_service.cpp
+++ b/silkworm/execution/api/direct_service.cpp
@@ -37,7 +37,7 @@ Task<InsertionResult> DirectService::insert_blocks(const Blocks& blocks) {
 /** Chain Validation and ForkChoice **/
 
 // rpc ValidateChain(ValidationRequest) returns(ValidationReceipt);
-Task<ValidationResult> DirectService::validate_chain(BlockNumAndHash number_and_hash) {
+Task<ValidationResult> DirectService::validate_chain(BlockId number_and_hash) {
     const auto verification = co_await exec_engine_.verify_chain(number_and_hash.hash);
     co_return verification;
 }
diff --git a/silkworm/execution/api/direct_service.hpp b/silkworm/execution/api/direct_service.hpp
index 757dc23d4d..7276ad0385 100644
--- a/silkworm/execution/api/direct_service.hpp
+++ b/silkworm/execution/api/direct_service.hpp
@@ -42,7 +42,7 @@ class DirectService : public Service {
     /** Chain Validation and ForkChoice **/
 
     // rpc ValidateChain(ValidationRequest) returns(ValidationReceipt);
-    Task<ValidationResult> validate_chain(BlockNumAndHash number_and_hash) override;
+    Task<ValidationResult> validate_chain(BlockId number_and_hash) override;
 
     // rpc UpdateForkChoice(ForkChoice) returns(ForkChoiceReceipt);
     Task<ForkChoiceResult> update_fork_choice(const ForkChoice& fork_choice) override;
diff --git a/silkworm/execution/api/endpoint/validation.hpp b/silkworm/execution/api/endpoint/validation.hpp
index 7ff37351b8..299e2fbab9 100644
--- a/silkworm/execution/api/endpoint/validation.hpp
+++ b/silkworm/execution/api/endpoint/validation.hpp
@@ -26,20 +26,18 @@
 
 namespace silkworm::execution::api {
 
-using BlockNumAndHash = BlockId;
-
 struct ValidChain {
-    BlockNumAndHash current_head;
+    BlockId current_head;
 };
 
 struct InvalidChain {
-    BlockNumAndHash unwind_point;
+    BlockId unwind_point;
     std::optional<Hash> bad_block;
     std::set<Hash> bad_headers;
 };
 
 struct ValidationError {
-    BlockNumAndHash latest_valid_head;
+    BlockId latest_valid_head;
     std::string error;
 };
 
diff --git a/silkworm/execution/api/service.hpp b/silkworm/execution/api/service.hpp
index 56e6c69ff5..2039c152ec 100644
--- a/silkworm/execution/api/service.hpp
+++ b/silkworm/execution/api/service.hpp
@@ -46,7 +46,7 @@ struct Service {
     /** Chain Validation and ForkChoice **/
 
     // rpc ValidateChain(ValidationRequest) returns(ValidationReceipt);
-    virtual Task<ValidationResult> validate_chain(BlockNumAndHash) = 0;
+    virtual Task<ValidationResult> validate_chain(BlockId) = 0;
 
     // rpc UpdateForkChoice(ForkChoice) returns(ForkChoiceReceipt);
     virtual Task<ForkChoiceResult> update_fork_choice(const ForkChoice&) = 0;
diff --git a/silkworm/execution/grpc/client/endpoint/validation.cpp b/silkworm/execution/grpc/client/endpoint/validation.cpp
index 3960823a24..2bc79c0f5b 100644
--- a/silkworm/execution/grpc/client/endpoint/validation.cpp
+++ b/silkworm/execution/grpc/client/endpoint/validation.cpp
@@ -24,7 +24,7 @@ namespace silkworm::execution::grpc::client {
 
 namespace proto = ::execution;
 
-proto::ValidationRequest request_from_block_num_and_hash(const api::BlockNumAndHash& number_and_hash) {
+proto::ValidationRequest request_from_block_num_and_hash(const BlockId& number_and_hash) {
     proto::ValidationRequest request;
     request.set_number(number_and_hash.number);
     request.set_allocated_hash(rpc::H256_from_bytes32(number_and_hash.hash).release());
diff --git a/silkworm/execution/grpc/client/endpoint/validation.hpp b/silkworm/execution/grpc/client/endpoint/validation.hpp
index 7d4513f585..7610eae41e 100644
--- a/silkworm/execution/grpc/client/endpoint/validation.hpp
+++ b/silkworm/execution/grpc/client/endpoint/validation.hpp
@@ -23,7 +23,7 @@
 
 namespace silkworm::execution::grpc::client {
 
-::execution::ValidationRequest request_from_block_num_and_hash(const api::BlockNumAndHash&);
+::execution::ValidationRequest request_from_block_num_and_hash(const BlockId&);
 api::ValidationResult validation_result_from_response(const ::execution::ValidationReceipt&);
 
 ::execution::ForkChoice request_from_fork_choice(const api::ForkChoice&);
diff --git a/silkworm/execution/grpc/client/remote_client.cpp b/silkworm/execution/grpc/client/remote_client.cpp
index b139667029..a6b148776a 100644
--- a/silkworm/execution/grpc/client/remote_client.cpp
+++ b/silkworm/execution/grpc/client/remote_client.cpp
@@ -62,7 +62,7 @@ class RemoteClientImpl final : public api::Service {
     /** Chain Validation and ForkChoice **/
 
     // rpc ValidateChain(ValidationRequest) returns(ValidationReceipt);
-    Task<api::ValidationResult> validate_chain(api::BlockNumAndHash number_and_hash) override {
+    Task<api::ValidationResult> validate_chain(BlockId number_and_hash) override {
         auto request = request_from_block_num_and_hash(number_and_hash);
         const auto reply = co_await rpc::unary_rpc(&Stub::AsyncValidateChain, *stub_, std::move(request), grpc_context_);
         co_return validation_result_from_response(reply);
diff --git a/silkworm/execution/grpc/server/endpoint/validation.cpp b/silkworm/execution/grpc/server/endpoint/validation.cpp
index c07b231102..4958a1b5d5 100644
--- a/silkworm/execution/grpc/server/endpoint/validation.cpp
+++ b/silkworm/execution/grpc/server/endpoint/validation.cpp
@@ -24,7 +24,7 @@ namespace silkworm::execution::grpc::server {
 
 namespace proto = ::execution;
 
-api::BlockNumAndHash block_num_and_hash_from_request(const proto::ValidationRequest& request) {
+BlockId block_num_and_hash_from_request(const proto::ValidationRequest& request) {
     return {
         .number = request.number(),
         .hash = rpc::bytes32_from_H256(request.hash()),
diff --git a/silkworm/execution/grpc/server/endpoint/validation.hpp b/silkworm/execution/grpc/server/endpoint/validation.hpp
index 81d7b8fdac..0e70c36938 100644
--- a/silkworm/execution/grpc/server/endpoint/validation.hpp
+++ b/silkworm/execution/grpc/server/endpoint/validation.hpp
@@ -26,7 +26,7 @@ namespace silkworm::execution::grpc::server {
 
 api::ExecutionStatus execution_status_from_proto(const ::execution::ExecutionStatus&);
 
-api::BlockNumAndHash block_num_and_hash_from_request(const ::execution::ValidationRequest&);
+BlockId block_num_and_hash_from_request(const ::execution::ValidationRequest&);
 ::execution::ValidationReceipt response_from_validation_result(const api::ValidationResult&);
 
 api::ForkChoice fork_choice_from_request(const ::execution::ForkChoice&);
diff --git a/silkworm/node/execution/active_direct_service_test.cpp b/silkworm/node/execution/active_direct_service_test.cpp
index de4dbea698..d784a3183a 100644
--- a/silkworm/node/execution/active_direct_service_test.cpp
+++ b/silkworm/node/execution/active_direct_service_test.cpp
@@ -95,11 +95,11 @@ TEST_CASE_METHOD(ActiveDirectServiceTest, "ActiveDirectServiceTest::insert_block
 TEST_CASE_METHOD(ActiveDirectServiceTest, "ActiveDirectServiceTest::verify_chain", "[node][execution][api]") {
     const Hash latest_valid_hash{0x000000000000000000000000000000000000000000000000000000000000000A_bytes32};
     const Hash new_hash{0x000000000000000000000000000000000000000000000000000000000000000B_bytes32};
-    const BlockNumAndHash latest_valid_head{
+    const BlockId latest_valid_head{
         .number = 1,
         .hash = latest_valid_hash,
     };
-    const BlockNumAndHash new_head{
+    const BlockId new_head{
         .number = 2,
         .hash = new_hash,
     };
diff --git a/silkworm/node/execution/direct_service_test.cpp b/silkworm/node/execution/direct_service_test.cpp
index 7adecad07a..b7bd5841eb 100644
--- a/silkworm/node/execution/direct_service_test.cpp
+++ b/silkworm/node/execution/direct_service_test.cpp
@@ -77,11 +77,11 @@ TEST_CASE_METHOD(DirectServiceTest, "DirectService::insert_blocks", "[node][exec
 TEST_CASE_METHOD(DirectServiceTest, "DirectService::verify_chain", "[node][execution][api]") {
     const Hash latest_valid_hash{0x000000000000000000000000000000000000000000000000000000000000000A_bytes32};
     const Hash new_hash{0x000000000000000000000000000000000000000000000000000000000000000B_bytes32};
-    const BlockNumAndHash latest_valid_head{
+    const BlockId latest_valid_head{
         .number = 1,
         .hash = latest_valid_hash,
     };
-    const BlockNumAndHash new_head{
+    const BlockId new_head{
         .number = 2,
         .hash = new_hash,
     };
diff --git a/silkworm/sync/sync_pos_test.cpp b/silkworm/sync/sync_pos_test.cpp
index a5049a0932..aca529be08 100644
--- a/silkworm/sync/sync_pos_test.cpp
+++ b/silkworm/sync/sync_pos_test.cpp
@@ -124,7 +124,7 @@ TEST_CASE_METHOD(PoSSyncTest, "PoSSync::new_payload timeout") {
     for (size_t i{0}; i < requests.size(); ++i) {
         const auto& request{requests[i]};
         const auto& payload{request.execution_payload};
-        execution::api::BlockNumAndHash block_number_or_hash{payload.number, payload.block_hash};
+        BlockId block_number_or_hash{payload.number, payload.block_hash};
         execution::api::BlockNumberOrHash parent_number_or_hash{payload.parent_hash};
         SECTION("payload version: v" + std::to_string(payload.version) + " i=" + std::to_string(i)) {
             EXPECT_CALL(*execution_service, get_header(parent_number_or_hash))
diff --git a/silkworm/sync/test_util/mock_execution_client.hpp b/silkworm/sync/test_util/mock_execution_client.hpp
index 5f3fadc235..3b838a2ba8 100644
--- a/silkworm/sync/test_util/mock_execution_client.hpp
+++ b/silkworm/sync/test_util/mock_execution_client.hpp
@@ -39,7 +39,7 @@ class MockExecutionService : public execution::api::Service {
   public:
     MOCK_METHOD((Task<api::InsertionResult>), insert_blocks, (const api::Blocks&), (override));
 
-    MOCK_METHOD((Task<api::ValidationResult>), validate_chain, (api::BlockNumAndHash), (override));
+    MOCK_METHOD((Task<api::ValidationResult>), validate_chain, (BlockId), (override));
     MOCK_METHOD((Task<api::ForkChoiceResult>), update_fork_choice, (const api::ForkChoice&), (override));
 
     MOCK_METHOD((Task<api::AssembleBlockResult>), assemble_block, (const api::BlockUnderConstruction&), (override));