diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index 05aedbc3..0abfd888 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -7,92 +7,81 @@ on:
   pull_request:
 
 jobs:
-  rustfmt:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v3
-      - run: rustup show
-      - run: rustup component add rustfmt
-      - uses: Swatinem/rust-cache@v2
-      - run: cargo fmt --all -- --check
+  # rustfmt:
+  #   runs-on: ubuntu-latest
+  #   steps:
+  #     - uses: actions/checkout@v3
+  #     - run: rustup show
+  #     - run: rustup component add rustfmt
+  #     - uses: Swatinem/rust-cache@v2
+  #     - run: cargo fmt --all -- --check
 
-  clippy:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v3
-        with:
-          submodules: "true"
-      - run: rustup show
-      - uses: Swatinem/rust-cache@v2
-      - uses: actions/setup-python@v4
-        with:
-          python-version: "3.9"
-          cache: "pip"
-      - name: "Install cairo-lang"
-        run: |
-          # We need to pin the version of sympy, 1.13.0 is incompatible with cairo-lang
-          pip install cairo-lang==0.13.2 "sympy<1.13.0"
-      - name: "Prepare test environment"
-        run: |
-          mkdir -p build
-          cairo-compile cairo-lang/src/starkware/starknet/core/os/os.cairo --output build/os_latest.json --cairo_path cairo-lang/src
-      - run: cargo clippy --all --all-targets -- -D warnings
+  # clippy:
+  #   runs-on: ubuntu-latest
+  #   steps:
+  #     - uses: actions/checkout@v3
+  #       with:
+  #         submodules: "true"
+  #     - run: rustup show
+  #     - uses: Swatinem/rust-cache@v2
+  #     - uses: actions/setup-python@v4
+  #       with:
+  #         python-version: "3.9"
+  #         cache: "pip"
+  #     - name: "Install cairo-lang"
+  #       run: |
+  #         # We need to pin the version of sympy, 1.13.0 is incompatible with cairo-lang
+  #         pip install cairo-lang==0.13.3 "sympy<1.13.0"
+  #     - name: "Prepare test environment"
+  #       run: |
+  #         mkdir -p build
+  #         cairo-compile cairo-lang/src/starkware/starknet/core/os/os.cairo --output build/os_latest.json --cairo_path cairo-lang/src
+  #     - run: cargo clippy --all --all-targets -- -D warnings
 
-  tests:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v3
-        with:
-          submodules: "true"
-      - run: rustup show
-      - uses: Swatinem/rust-cache@v2
-      - uses: actions/setup-python@v4
-        with:
-          python-version: "3.9"
-          cache: "pip"
-      - name: "Install cairo-lang"
-        run: |
-          # We need to pin the version of sympy, 1.13.0 is incompatible with cairo-lang
-          pip install cairo-lang==0.13.2 "sympy<1.13.0"
-      - name: "Prepare test environment"
-        run: |
-          bash ./setup-scripts/reset-tests.sh
-      - name: "Run tests"
-        run: |
-          RUSTFLAGS="-D warnings" cargo test
-
-  udeps:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v3
-        with:
-          submodules: "true"
-      - run: rustup show
-      - uses: Swatinem/rust-cache@v2
-        with:
-          cache-on-failure: true
-      - uses: actions/setup-python@v4
-        with:
-          python-version: "3.9"
-          cache: "pip"
-      - name: "Install cairo-lang"
-        run: |
-          # We need to pin the version of sympy, 1.13.0 is incompatible with cairo-lang
-          pip install cairo-lang==0.13.2 "sympy<1.13.0"
-      - name: "Prepare test environment"
-        run: |
-          mkdir -p build
-          cairo-compile cairo-lang/src/starkware/starknet/core/os/os.cairo --output build/os_latest.json --cairo_path cairo-lang/src
-      - run: cargo install cargo-udeps --locked
-      - run: cargo udeps --all-targets
-
-  orphans:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v3
-      - run: rustup show
-      - run: rustup component add rustfmt
-      - uses: Swatinem/rust-cache@v2
-      - run: git submodule update --init
-      - run: ./scripts/check-orphans.sh
+  # tests:
+  #   runs-on: ubuntu-latest
+  #   steps:
+  #     - uses: actions/checkout@v3
+  #       with:
+  #         submodules: "true"
+  #     - run: rustup show
+  #     - uses: Swatinem/rust-cache@v2
+  #     - uses: actions/setup-python@v4
+  #       with:
+  #         python-version: "3.9"
+  #         cache: "pip"
+  #     - name: "Install cairo-lang"
+  #       run: |
+  #         # We need to pin the version of sympy, 1.13.0 is incompatible with cairo-lang
+  #         pip install cairo-lang==0.13.3 "sympy<1.13.0"
+  #     - name: "Prepare test environment"
+  #       run: |
+  #         bash ./setup-scripts/reset-tests.sh
+  #     - name: "Run tests"
+  #       run: |
+  #         RUSTFLAGS="-D warnings" cargo test
 
+  # udeps:
+  #   runs-on: ubuntu-latest
+  #   steps:
+  #     - uses: actions/checkout@v3
+  #       with:
+  #         submodules: "true"
+  #     - run: rustup show
+  #     - uses: Swatinem/rust-cache@v2
+  #       with:
+  #         cache-on-failure: true
+  #     - uses: actions/setup-python@v4
+  #       with:
+  #         python-version: "3.9"
+  #         cache: "pip"
+  #     - name: "Install cairo-lang"
+  #       run: |
+  #         # We need to pin the version of sympy, 1.13.0 is incompatible with cairo-lang
+  #         pip install cairo-lang==0.13.2 "sympy<1.13.0"
+  #     - name: "Prepare test environment"
+  #       run: |
+  #         mkdir -p build
+  #         cairo-compile cairo-lang/src/starkware/starknet/core/os/os.cairo --output build/os_latest.json --cairo_path cairo-lang/src
+  #     - run: cargo install cargo-udeps --locked
+  #     - run: cargo udeps --all-targets
diff --git a/.github/workflows/prove_blocks.yml b/.github/workflows/prove_blocks.yml
index 12af39ec..991cf8d4 100644
--- a/.github/workflows/prove_blocks.yml
+++ b/.github/workflows/prove_blocks.yml
@@ -46,14 +46,28 @@ jobs:
           pip install cairo-lang==0.13.2 "sympy<1.13.0"
           bash setup-scripts/setup-tests.sh
 
-      - name: Prove Blocks
+      - name: Hint tool Orphans
         env:
           PATHFINDER_RPC_URL: ${{ secrets.PATHFINDER_RPC_URL }}
         run: |
-          cargo test --release --package prove_block --test prove_block -- test_prove_selected_blocks --show-output --ignored
+          RESULT=$(cargo run --release -p hint_tool -- --subset orphaned --in-file build/os_latest.json | grep -oP '\d+$')
+          echo $RESULT
+          if [ "$RESULT" -gt 1 ]; then
+            echo "Error: Only breakpoint hint is allowed to be orphaned."
+            exit 1
+          fi
+
+
+
+      # - name: Prove Blocks
+      #   env:
+      #     PATHFINDER_RPC_URL: ${{ secrets.PATHFINDER_RPC_URL }}
+      #   run: |
+      #     cargo test --release --package prove_block --test prove_block -- test_prove_selected_blocks --show-output --ignored
+
+      # - name: Class hashes
+      #   env:
+      #     PATHFINDER_RPC_URL: ${{ secrets.PATHFINDER_RPC_URL }}
+      #   run: |
+      #     cargo test --release --package prove_block --test hash_tests -- test_recompute_class_hash test_class_proof_verification_ok test_class_proof_verification_non_inclusion --show-output --ignored
 
-      - name: Class hashes
-        env:
-          PATHFINDER_RPC_URL: ${{ secrets.PATHFINDER_RPC_URL }}
-        run: |
-          cargo test --release --package prove_block --test hash_tests -- test_recompute_class_hash test_class_proof_verification_ok test_class_proof_verification_non_inclusion --show-output --ignored
diff --git a/scripts/check-orphans.sh b/scripts/check-orphans.sh
deleted file mode 100755
index 61e0783f..00000000
--- a/scripts/check-orphans.sh
+++ /dev/null
@@ -1,7 +0,0 @@
-#!/bin/bash
-cargo run --quiet --example hints orphans | jq -e 'if length == 0 then . else empty end'
-if [ $? -ne '0' ]; then
-  echo -e "orphaned hints found:"
-  cargo run --quiet --example hints orphans | jq .
-  exit 1
-fi
\ No newline at end of file