diff --git a/hardhat.config.ts b/hardhat.config.ts
index 0f186e2dd..d96503700 100644
--- a/hardhat.config.ts
+++ b/hardhat.config.ts
@@ -388,38 +388,6 @@ const config: HardhatUserConfig = {
   },
   etherscan: {
     customChains: [
-      {
-        network: "bsctestnet",
-        chainId: 97,
-        urls: {
-          apiURL: "https://api-testnet.bscscan.com/api",
-          browserURL: "https://testnet.bscscan.com",
-        },
-      },
-      {
-        network: "bscmainnet",
-        chainId: 56,
-        urls: {
-          apiURL: "https://api.bscscan.com/api",
-          browserURL: "https://bscscan.com",
-        },
-      },
-      {
-        network: "sepolia",
-        chainId: 11155111,
-        urls: {
-          apiURL: "https://api-sepolia.etherscan.io/api",
-          browserURL: "https://sepolia.etherscan.io",
-        },
-      },
-      {
-        network: "ethereum",
-        chainId: 1,
-        urls: {
-          apiURL: "https://api.etherscan.io/api",
-          browserURL: "https://etherscan.io",
-        },
-      },
       {
         network: "opbnbtestnet",
         chainId: 5611,
@@ -444,22 +412,6 @@ const config: HardhatUserConfig = {
           browserURL: "https://etherscan.io",
         },
       },
-      {
-        network: "arbitrumsepolia",
-        chainId: 421614,
-        urls: {
-          apiURL: `https://api-sepolia.arbiscan.io/api`,
-          browserURL: "https://sepolia.arbiscan.io/",
-        },
-      },
-      {
-        network: "arbitrumone",
-        chainId: 42161,
-        urls: {
-          apiURL: `https://api.arbiscan.io/api/`,
-          browserURL: "https://arbiscan.io/",
-        },
-      },
       {
         network: "opsepolia",
         chainId: 11155420,
@@ -468,30 +420,6 @@ const config: HardhatUserConfig = {
           browserURL: "https://sepolia-optimistic.etherscan.io/",
         },
       },
-      {
-        network: "opmainnet",
-        chainId: 10,
-        urls: {
-          apiURL: "https://api-optimistic.etherscan.io/api",
-          browserURL: "https://optimistic.etherscan.io/",
-        },
-      },
-      {
-        network: "basesepolia",
-        chainId: 84532,
-        urls: {
-          apiURL: "https://api-sepolia.basescan.org/api",
-          browserURL: "https://sepolia.basescan.org/",
-        },
-      },
-      {
-        network: "basemainnet",
-        chainId: 8453,
-        urls: {
-          apiURL: "https://api.basescan.org/api",
-          browserURL: "https://basescan.org/",
-        },
-      },
       {
         network: "unichainsepolia",
         chainId: 1301,
@@ -509,22 +437,7 @@ const config: HardhatUserConfig = {
         },
       },
     ],
-    apiKey: {
-      bscmainnet: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
-      bsctestnet: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
-      ethereum: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
-      sepolia: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
-      opbnbmainnet: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
-      opbnbtestnet: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
-      arbitrumone: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
-      arbitrumsepolia: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
-      opsepolia: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
-      opmainnet: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
-      basesepolia: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
-      basemainnet: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
-      unichainsepolia: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
-      unichainmainnet: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
-    },
+    apiKey: process.env.ETHERSCAN_API_KEY || "ETHERSCAN_API_KEY",
   },
   paths: {
     tests: "./tests",
diff --git a/package.json b/package.json
index dcda50ac1..e2bdf7c40 100644
--- a/package.json
+++ b/package.json
@@ -64,6 +64,7 @@
     "@nomicfoundation/hardhat-chai-matchers": "^1.0.3",
     "@nomicfoundation/hardhat-network-helpers": "^1.0.4",
     "@nomicfoundation/hardhat-toolbox": "^2.0.0",
+    "@nomicfoundation/hardhat-verify": "^2.0.14",
     "@nomiclabs/hardhat-etherscan": "^3.0.3",
     "@semantic-release/changelog": "^6.0.1",
     "@semantic-release/git": "^10.0.1",
diff --git a/yarn.lock b/yarn.lock
index 65d9a773b..9426852d0 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1886,6 +1886,25 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@nomicfoundation/hardhat-verify@npm:^2.0.14":
+  version: 2.1.1
+  resolution: "@nomicfoundation/hardhat-verify@npm:2.1.1"
+  dependencies:
+    "@ethersproject/abi": ^5.1.2
+    "@ethersproject/address": ^5.0.2
+    cbor: ^8.1.0
+    debug: ^4.1.1
+    lodash.clonedeep: ^4.5.0
+    picocolors: ^1.1.0
+    semver: ^6.3.0
+    table: ^6.8.0
+    undici: ^5.14.0
+  peerDependencies:
+    hardhat: ^2.26.0
+  checksum: 11abc13105a85cfcedd6d6cd76c5fe57ab83543e6667e8006b7104cf10d97f05ed81d2a0ae8aa766e940346989b41983a0015805ac3d2f300255af05304ebe62
+  languageName: node
+  linkType: hard
+
 "@nomicfoundation/hardhat-verify@npm:^2.0.8":
   version: 2.0.12
   resolution: "@nomicfoundation/hardhat-verify@npm:2.0.12"
@@ -3398,7 +3417,41 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@venusprotocol/isolated-pools@^4.0.0, @venusprotocol/isolated-pools@workspace:.":
+"@venusprotocol/isolated-pools@npm:^3.4.0":
+  version: 3.9.0
+  resolution: "@venusprotocol/isolated-pools@npm:3.9.0"
+  dependencies:
+    "@nomiclabs/hardhat-ethers": ^2.2.3
+    "@openzeppelin/contracts": ^4.8.3
+    "@openzeppelin/contracts-upgradeable": ^4.8.3
+    "@openzeppelin/hardhat-upgrades": ^1.21.0
+    "@solidity-parser/parser": ^0.13.2
+    "@venusprotocol/solidity-utilities": 2.0.3
+    ethers: ^5.7.0
+    hardhat-deploy: ^0.11.14
+    module-alias: ^2.2.2
+  checksum: f72d664e73667aff1ad773bf7464f07110f1a7a150efe31e59805ef92c58c94405cfcefef15983182c339f3812365b72f9ac8fdd13ddd6876e1c0ef9739cc4d2
+  languageName: node
+  linkType: hard
+
+"@venusprotocol/isolated-pools@npm:^4.0.0":
+  version: 4.3.0
+  resolution: "@venusprotocol/isolated-pools@npm:4.3.0"
+  dependencies:
+    "@nomiclabs/hardhat-ethers": ^2.2.3
+    "@openzeppelin/contracts": ^4.8.3
+    "@openzeppelin/contracts-upgradeable": ^4.8.3
+    "@openzeppelin/hardhat-upgrades": ^1.21.0
+    "@solidity-parser/parser": ^0.13.2
+    "@venusprotocol/solidity-utilities": 2.0.3
+    ethers: ^5.7.0
+    hardhat-deploy: ^0.11.14
+    module-alias: ^2.2.2
+  checksum: a38980214a7a3f537fb6fe72321829d0813635ad9d933c6a80ee44611166bf0179d2838ecd9f357aea2461d6fa607f3beb55a2cc738a8f8a4bcbeed9f6d6e6fe
+  languageName: node
+  linkType: hard
+
+"@venusprotocol/isolated-pools@workspace:.":
   version: 0.0.0-use.local
   resolution: "@venusprotocol/isolated-pools@workspace:."
   dependencies:
@@ -3412,6 +3465,7 @@ __metadata:
     "@nomicfoundation/hardhat-chai-matchers": ^1.0.3
     "@nomicfoundation/hardhat-network-helpers": ^1.0.4
     "@nomicfoundation/hardhat-toolbox": ^2.0.0
+    "@nomicfoundation/hardhat-verify": ^2.0.14
     "@nomiclabs/hardhat-ethers": ^2.2.3
     "@nomiclabs/hardhat-etherscan": ^3.0.3
     "@openzeppelin/contracts": ^4.8.3
@@ -3466,23 +3520,6 @@ __metadata:
   languageName: unknown
   linkType: soft
 
-"@venusprotocol/isolated-pools@npm:^3.4.0":
-  version: 3.9.0
-  resolution: "@venusprotocol/isolated-pools@npm:3.9.0"
-  dependencies:
-    "@nomiclabs/hardhat-ethers": ^2.2.3
-    "@openzeppelin/contracts": ^4.8.3
-    "@openzeppelin/contracts-upgradeable": ^4.8.3
-    "@openzeppelin/hardhat-upgrades": ^1.21.0
-    "@solidity-parser/parser": ^0.13.2
-    "@venusprotocol/solidity-utilities": 2.0.3
-    ethers: ^5.7.0
-    hardhat-deploy: ^0.11.14
-    module-alias: ^2.2.2
-  checksum: f72d664e73667aff1ad773bf7464f07110f1a7a150efe31e59805ef92c58c94405cfcefef15983182c339f3812365b72f9ac8fdd13ddd6876e1c0ef9739cc4d2
-  languageName: node
-  linkType: hard
-
 "@venusprotocol/oracle@npm:2.11.0, @venusprotocol/oracle@npm:^2.11.0":
   version: 2.11.0
   resolution: "@venusprotocol/oracle@npm:2.11.0"