diff --git a/.github/workflows/verify-bytecode.yml b/.github/workflows/verify-bytecode.yml
new file mode 100644
index 00000000..cf905584
--- /dev/null
+++ b/.github/workflows/verify-bytecode.yml
@@ -0,0 +1,36 @@
+---
+name: Verify deployed contracts' bytecode
+
+on:
+  pull_request:
+    branches:
+      - "master"
+
+jobs:
+  assert-bytecode:
+    runs-on: ubuntu-20.04
+
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          persist-credentials: false
+
+      - name: Install poetry
+        run: pipx install poetry
+
+      - name: Setup python
+        uses: actions/setup-python@v4
+        with:
+          python-version-file: .python-version
+          cache: poetry
+
+      - name: Install python dependencies
+        run: poetry install
+
+      - name: Compile contracts
+        run: poetry run brownie compile
+
+      - name: Verify bytecode of contracts
+        uses: lidofinance/action-verify-bytecode@master
+        with:
+          file: artifacts.json
diff --git a/.python-version b/.python-version
new file mode 100644
index 00000000..0a590336
--- /dev/null
+++ b/.python-version
@@ -0,0 +1 @@
+3.9.10
diff --git a/README.md b/README.md
index a2aa20ff..b5577291 100644
--- a/README.md
+++ b/README.md
@@ -61,6 +61,11 @@ To use the tools that this project provides, please pull the repository from Git
 git clone https://github.com/lidofinance/easy-track
 cd easy-track
 yarn install
+
+# in case of pyyaml installation issue, it should be installed manually
+# see issue for details https://github.com/yaml/pyyaml/issues/601
+poetry run pip install "cython<3.0" pyyaml==5.4.1 --no-build-isolation
+
 poetry install
 poetry run brownie networks import network-config.yaml True
 poetry shell
diff --git a/artifacts.json b/artifacts.json
new file mode 100644
index 00000000..0c62f193
--- /dev/null
+++ b/artifacts.json
@@ -0,0 +1,83 @@
+[
+  {
+    "artifactPath": "build/contracts/AddRewardProgram.json",
+    "sourcePath": "contracts/EVMScriptFactories/AddRewardProgram.sol",
+    "name": "AddRewardProgram",
+    "address": "0x9D15032b91d01d5c1D940eb919461426AB0dD4e3",
+    "txHash": "0x72ceaeb7bc2127b343901943caed89fed8b7e7845acb3b5f54e753f9135a1f10"
+  },
+  {
+    "artifactPath": "build/contracts/AddRewardProgram.json",
+    "sourcePath": "contracts/EVMScriptFactories/AddRewardProgram.sol",
+    "name": "AddRewardProgram (Referral Program)",
+    "address": "0x929547490Ceb6AeEdD7d72F1Ab8957c0210b6E51",
+    "txHash": "0xb45a4f2f0fc11355e281cea3ea24f1e1cdf4bb581e8058c4081ecdd91027483e"
+  },
+  {
+    "artifactPath": "build/contracts/EasyTrack.json",
+    "sourcePath": "contracts/EasyTrack.sol",
+    "name": "EasyTrack",
+    "address": "0xF0211b7660680B49De1A7E9f25C65660F0a13Fea"
+  },
+  {
+    "artifactPath": "build/contracts/EVMScriptExecutor.json",
+    "sourcePath": "contracts/EVMScriptExecutor.sol",
+    "name": "EVMScriptExecutor",
+    "address": "0xFE5986E06210aC1eCC1aDCafc0cc7f8D63B3F977",
+    "txHash": "0xc8f322a8e88319b4d0d0260b954591432f58c593e4c3f4a10b06209145424af4"
+  },
+  {
+    "artifactPath": "build/contracts/IncreaseNodeOperatorStakingLimit.json",
+    "sourcePath": "contracts/EVMScriptFactories/IncreaseNodeOperatorStakingLimit.sol",
+    "name": "IncreaseNodeOperatorStakingLimit",
+    "address": "0xFeBd8FAC16De88206d4b18764e826AF38546AfE0",
+    "txHash": "0xf572ce96a2df0de4013e7ef0ee1e2dd25e079d11391e6587972f869f4f4b1f94"
+  },
+  {
+    "artifactPath": "build/contracts/RemoveRewardProgram.json",
+    "sourcePath": "contracts/EVMScriptFactories/RemoveRewardProgram.sol",
+    "name": "RemoveRewardProgram",
+    "address": "0xc21e5e72Ffc223f02fC410aAedE3084a63963932",
+    "txHash": "0x3f36774459f23185d5bac729d948572da74282c9dbb430e86d13ff1038ddf078"
+  },
+  {
+    "artifactPath": "build/contracts/RemoveRewardProgram.json",
+    "sourcePath": "contracts/EVMScriptFactories/RemoveRewardProgram.sol",
+    "name": "RemoveRewardProgram (Referral Program)",
+    "address": "0xE9eb838fb3A288bF59E9275Ccd7e124fDff88a9C",
+    "txHash": "0x1a73cace8f657bf89d50c8308f302736310ff2b7c43fc71bf5dbe5cc8c5d41b7"
+  },
+  {
+    "artifactPath": "build/contracts/RewardProgramsRegistry.json",
+    "sourcePath": "contracts/RewardProgramsRegistry.sol",
+    "name": "RewardProgramsRegistry",
+    "address": "0x3129C041B372eE93a5A8756dc4EC6f154D85Bc9a"
+  },
+  {
+    "artifactPath": "build/contracts/RewardProgramsRegistry.json",
+    "sourcePath": "contracts/RewardProgramsRegistry.sol",
+    "name": "RewardProgramsRegistry (Referral Program)",
+    "address": "0xfCaD241D9D2A2766979A2de208E8210eDf7b7D4F"
+  },
+  {
+    "artifactPath": "build/contracts/TopUpLegoProgram.json",
+    "sourcePath": "contracts/EVMScriptFactories/TopUpLegoProgram.sol",
+    "name": "TopUpLegoProgram",
+    "address": "0x648C8Be548F43eca4e482C0801Ebccccfb944931",
+    "txHash": "0xdff487d2eaba9fdd176923773904ce520cd755ad5728c994ad4457161887e959"
+  },
+  {
+    "artifactPath": "build/contracts/TopUpRewardPrograms.json",
+    "sourcePath": "contracts/EVMScriptFactories/TopUpRewardPrograms.sol",
+    "name": "TopUpRewardPrograms",
+    "address": "0x77781A93C4824d2299a38AC8bBB11eb3cd6Bc3B7",
+    "txHash": "0x8e4a1d5e390ba1a375fbd40b6886289e1b52a1647f8b0496267afe39b3c9a472"
+  },
+  {
+    "artifactPath": "build/contracts/TopUpRewardPrograms.json",
+    "sourcePath": "contracts/EVMScriptFactories/TopUpRewardPrograms.sol",
+    "name": "TopUpRewardPrograms",
+    "address": "0x54058ee0E0c87Ad813C002262cD75B98A7F59218",
+    "txHash": "0xdc88901783832ea7d78dcd0145030d9e7d1f45261b9dfe83fca541de056bb2e0"
+  }
+]