chore: v4.0.0-alpha.2

Former-commit-id: d6769c70fc
Merge pull request #598 from semaphore-protocol/docs/license-labels
2026-01-15 01:28:02 -05:00 · 2024-01-26 17:29:17 +00:00 · 2024-01-26 17:23:53 +00:00 · 2024-01-26 17:23:21 +00:00 · 2024-01-26 17:21:09 +00:00 · 2024-01-26 17:19:40 +00:00
50 changed files with 314 additions and 204 deletions
--- a/apps/subgraph/abis/Semaphore.json
+++ b/apps/subgraph/abis/Semaphore.json
--- a/apps/subgraph/networks.json
+++ b/apps/subgraph/networks.json
@@ -1,8 +1,8 @@
 {
    "sepolia": {
        "Semaphore": {
-            "address": "0xb25E63B115Ffba085FeCbf196a8e720F85DC351c",
-            "startBlock": 5145333
+            "address": "0x5B8e7cC7bAC61A4b952d472b67056B2f260ba6dc",
+            "startBlock": 5150903
        }
    },
    "mumbai": {
--- a/packages/circuits/package.json
+++ b/packages/circuits/package.json
@@ -1,6 +1,6 @@
 {
    "name": "@semaphore-protocol/circuits",
-    "version": "4.0.0-alpha.1",
+    "version": "4.0.0-alpha.2",
    "description": "Semaphore Circom circuits to generate zero-knowledge proofs.",
    "license": "MIT",
    "files": [
@@ -35,5 +35,5 @@
        "mocha": "^10.2.0",
        "poseidon-lite": "^0.2.0"
    },
-    "stableVersion": "4.0.0-alpha"
+    "stableVersion": "4.0.0-alpha.1"
 }
--- a/packages/cli-template-contracts-hardhat/package.json
+++ b/packages/cli-template-contracts-hardhat/package.json
@@ -1,6 +1,6 @@
 {
    "name": "@semaphore-protocol/cli-template-contracts-hardhat",
-    "version": "4.0.0-alpha.1",
+    "version": "4.0.0-alpha.2",
    "description": "Semaphore Hardhat template.",
    "license": "Unlicense",
    "files": [
@@ -35,10 +35,10 @@
        "@nomicfoundation/hardhat-network-helpers": "^1.0.0",
        "@nomicfoundation/hardhat-toolbox": "^4.0.0",
        "@nomicfoundation/hardhat-verify": "^2.0.0",
-        "@semaphore-protocol/group": "4.0.0-alpha.1",
-        "@semaphore-protocol/hardhat": "4.0.0-alpha.1",
-        "@semaphore-protocol/identity": "4.0.0-alpha.1",
-        "@semaphore-protocol/proof": "4.0.0-alpha.1",
+        "@semaphore-protocol/group": "4.0.0-alpha.2",
+        "@semaphore-protocol/hardhat": "4.0.0-alpha.2",
+        "@semaphore-protocol/identity": "4.0.0-alpha.2",
+        "@semaphore-protocol/proof": "4.0.0-alpha.2",
        "@typechain/ethers-v6": "^0.5.0",
        "@typechain/hardhat": "^9.0.0",
        "@types/chai": "^4.2.0",
@@ -55,12 +55,12 @@
        "typescript": "^5.3.3"
    },
    "dependencies": {
-        "@semaphore-protocol/contracts": "4.0.0-alpha.1"
+        "@semaphore-protocol/contracts": "4.0.0-alpha.2"
    },
    "config": {
        "solidity": {
            "version": "0.8.4"
        }
    },
-    "stableVersion": "4.0.0-alpha"
+    "stableVersion": "4.0.0-alpha.1"
 }
--- a/packages/cli-template-monorepo-ethers/apps/contracts/package.json
+++ b/packages/cli-template-monorepo-ethers/apps/contracts/package.json
@@ -19,10 +19,10 @@
        "@nomicfoundation/hardhat-network-helpers": "^1.0.0",
        "@nomicfoundation/hardhat-toolbox": "^4.0.0",
        "@nomicfoundation/hardhat-verify": "^2.0.0",
-        "@semaphore-protocol/group": "4.0.0-alpha.1",
-        "@semaphore-protocol/hardhat": "4.0.0-alpha.1",
-        "@semaphore-protocol/identity": "4.0.0-alpha.1",
-        "@semaphore-protocol/proof": "4.0.0-alpha.1",
+        "@semaphore-protocol/group": "4.0.0-alpha.2",
+        "@semaphore-protocol/hardhat": "4.0.0-alpha.2",
+        "@semaphore-protocol/identity": "4.0.0-alpha.2",
+        "@semaphore-protocol/proof": "4.0.0-alpha.2",
        "@typechain/ethers-v6": "^0.5.0",
        "@typechain/hardhat": "^9.0.0",
        "@types/chai": "^4.2.0",
@@ -39,6 +39,6 @@
        "typechain": "^8.3.0"
    },
    "dependencies": {
-        "@semaphore-protocol/contracts": "4.0.0-alpha.1"
+        "@semaphore-protocol/contracts": "4.0.0-alpha.2"
    }
 }
--- a/packages/cli-template-monorepo-ethers/apps/web-app/package.json
+++ b/packages/cli-template-monorepo-ethers/apps/web-app/package.json
@@ -10,10 +10,10 @@
    },
    "dependencies": {
        "@next/font": "13.0.3",
-        "@semaphore-protocol/data": "4.0.0-alpha.1",
-        "@semaphore-protocol/group": "4.0.0-alpha.1",
-        "@semaphore-protocol/identity": "4.0.0-alpha.1",
-        "@semaphore-protocol/proof": "4.0.0-alpha.1",
+        "@semaphore-protocol/data": "4.0.0-alpha.2",
+        "@semaphore-protocol/group": "4.0.0-alpha.2",
+        "@semaphore-protocol/identity": "4.0.0-alpha.2",
+        "@semaphore-protocol/proof": "4.0.0-alpha.2",
        "@types/react": "18.0.25",
        "@types/react-dom": "18.0.8",
        "dotenv": "^16.0.3",
--- a/packages/cli-template-monorepo-ethers/apps/web-app/src/pages/proofs.tsx
+++ b/packages/cli-template-monorepo-ethers/apps/web-app/src/pages/proofs.tsx
@@ -41,6 +41,11 @@ export default function ProofsPage() {
            return
        }

+        if (_users && _users.length < 2) {
+            alert("No anonymity in a group of one!")
+            return
+        }
+
        const feedback = prompt("Please enter your feedback:")

        if (feedback && _users) {
@@ -49,7 +54,7 @@ export default function ProofsPage() {
            setLogs(`Posting your anonymous feedback...`)

            try {
-                const group = new Group(env.GROUP_ID)
+                const group = new Group()

                const message = encodeBytes32String(feedback)

--- a/packages/cli-template-monorepo-ethers/package.json
+++ b/packages/cli-template-monorepo-ethers/package.json
@@ -1,6 +1,6 @@
 {
    "name": "@semaphore-protocol/cli-template-monorepo-ethers",
-    "version": "4.0.0-alpha.1",
+    "version": "4.0.0-alpha.2",
    "description": "Semaphore Hardhat + Next.js + SemaphoreEthers template.",
    "license": "Unlicense",
    "files": [
@@ -40,5 +40,5 @@
        "ts-node": "^10.8.1",
        "typescript": "^4.7.3"
    },
-    "stableVersion": "4.0.0-alpha"
+    "stableVersion": "4.0.0-alpha.1"
 }
--- a/packages/cli-template-monorepo-subgraph/apps/contracts/package.json
+++ b/packages/cli-template-monorepo-subgraph/apps/contracts/package.json
@@ -19,10 +19,10 @@
        "@nomicfoundation/hardhat-network-helpers": "^1.0.0",
        "@nomicfoundation/hardhat-toolbox": "^4.0.0",
        "@nomicfoundation/hardhat-verify": "^2.0.0",
-        "@semaphore-protocol/group": "4.0.0-alpha.1",
-        "@semaphore-protocol/hardhat": "4.0.0-alpha.1",
-        "@semaphore-protocol/identity": "4.0.0-alpha.1",
-        "@semaphore-protocol/proof": "4.0.0-alpha.1",
+        "@semaphore-protocol/group": "4.0.0-alpha.2",
+        "@semaphore-protocol/hardhat": "4.0.0-alpha.2",
+        "@semaphore-protocol/identity": "4.0.0-alpha.2",
+        "@semaphore-protocol/proof": "4.0.0-alpha.2",
        "@typechain/ethers-v6": "^0.5.0",
        "@typechain/hardhat": "^9.0.0",
        "@types/chai": "^4.2.0",
@@ -39,6 +39,6 @@
        "typechain": "^8.3.0"
    },
    "dependencies": {
-        "@semaphore-protocol/contracts": "4.0.0-alpha.1"
+        "@semaphore-protocol/contracts": "4.0.0-alpha.2"
    }
 }
--- a/packages/cli-template-monorepo-subgraph/apps/web-app/package.json
+++ b/packages/cli-template-monorepo-subgraph/apps/web-app/package.json
@@ -10,10 +10,10 @@
    },
    "dependencies": {
        "@next/font": "13.0.3",
-        "@semaphore-protocol/data": "4.0.0-alpha.1",
-        "@semaphore-protocol/group": "4.0.0-alpha.1",
-        "@semaphore-protocol/identity": "4.0.0-alpha.1",
-        "@semaphore-protocol/proof": "4.0.0-alpha.1",
+        "@semaphore-protocol/data": "4.0.0-alpha.2",
+        "@semaphore-protocol/group": "4.0.0-alpha.2",
+        "@semaphore-protocol/identity": "4.0.0-alpha.2",
+        "@semaphore-protocol/proof": "4.0.0-alpha.2",
        "@types/react": "18.0.25",
        "@types/react-dom": "18.0.8",
        "dotenv": "^16.0.3",
--- a/packages/cli-template-monorepo-subgraph/apps/web-app/src/pages/proofs.tsx
+++ b/packages/cli-template-monorepo-subgraph/apps/web-app/src/pages/proofs.tsx
@@ -41,6 +41,11 @@ export default function ProofsPage() {
            return
        }

+        if (_users && _users.length < 2) {
+            alert("No anonymity in a group of one!")
+            return
+        }
+
        const feedback = prompt("Please enter your feedback:")

        if (feedback && _users) {
@@ -49,7 +54,7 @@ export default function ProofsPage() {
            setLogs(`Posting your anonymous feedback...`)

            try {
-                const group = new Group(env.GROUP_ID)
+                const group = new Group()

                const message = encodeBytes32String(feedback)

--- a/packages/cli-template-monorepo-subgraph/package.json
+++ b/packages/cli-template-monorepo-subgraph/package.json
@@ -1,6 +1,6 @@
 {
    "name": "@semaphore-protocol/cli-template-monorepo-subgraph",
-    "version": "4.0.0-alpha.1",
+    "version": "4.0.0-alpha.2",
    "description": "Semaphore Hardhat + Next.js + SemaphoreSubgraph template.",
    "license": "Unlicense",
    "files": [
@@ -40,5 +40,5 @@
        "ts-node": "^10.8.1",
        "typescript": "^4.7.3"
    },
-    "stableVersion": "4.0.0-alpha"
+    "stableVersion": "4.0.0-alpha.1"
 }
--- a/packages/cli/README.md
+++ b/packages/cli/README.md
@@ -10,7 +10,7 @@
        <img src="https://img.shields.io/badge/project-Semaphore-blue.svg?style=flat-square">
    </a>
    <a href="https://github.com/semaphore-protocol/semaphore/blob/main/LICENSE">
-        <img alt="Github license" src="https://img.shields.io/github/license/semaphore-protocol/semaphore.svg?style=flat-square">
+        <img alt="NPM license" src="https://img.shields.io/npm/l/%40semaphore-protocol%2Fcli?style=flat-square">
    </a>
    <a href="https://www.npmjs.com/package/@semaphore-protocol/cli">
        <img alt="NPM version" src="https://img.shields.io/npm/v/@semaphore-protocol/cli?style=flat-square" />
--- a/packages/cli/package.json
+++ b/packages/cli/package.json
@@ -1,7 +1,7 @@
 {
    "name": "@semaphore-protocol/cli",
    "type": "module",
-    "version": "4.0.0-alpha.1",
+    "version": "4.0.0-alpha.2",
    "description": "A command line tool to set up your Semaphore project and get group data.",
    "license": "MIT",
    "bin": {
@@ -24,7 +24,6 @@
    },
    "scripts": {
        "start": "node --loader ts-node/esm --no-warnings src/index.ts",
-        "build:watch": "rollup -c rollup.config.ts -w --configPlugin typescript",
        "build": "rimraf dist && rollup -c rollup.config.ts --configPlugin typescript",
        "prepublishOnly": "yarn build"
    },
@@ -42,7 +41,7 @@
        "ts-node": "^10.9.1"
    },
    "dependencies": {
-        "@semaphore-protocol/data": "4.0.0-alpha.1",
+        "@semaphore-protocol/data": "4.0.0-alpha.2",
        "axios": "^1.3.2",
        "boxen": "^7.0.1",
        "chalk": "^5.1.2",
@@ -55,5 +54,5 @@
        "pacote": "^15.1.1",
        "semver": "^7.3.8"
    },
-    "stableVersion": "4.0.0-alpha"
+    "stableVersion": "4.0.0-alpha.1"
 }
--- a/packages/cli/rollup.config.ts
+++ b/packages/cli/rollup.config.ts
@@ -18,7 +18,7 @@ const banner = `#!/usr/bin/env node
 export default {
    input: "src/index.ts",
    output: [{ file: pkg.bin.semaphore, format: "es", banner }],
-    external: ["url", "fs", "path", ...Object.keys(pkg.dependencies)],
+    external: [...Object.keys(pkg.dependencies), "url", "fs", "path", "child_process"],
    plugins: [
        (typescript as any)({
            tsconfig: "./build.tsconfig.json",
--- a/packages/cli/src/index.ts
+++ b/packages/cli/src/index.ts
@@ -98,7 +98,7 @@ program
        console.info(`\n ${logSymbols.success}`, `Your project is ready!\n`)
        console.info(` Please, install your dependencies by running:\n`)
        console.info(`   ${chalk.cyan("cd")} ${projectDirectory}`)
-        console.info(`   ${chalk.cyan("npm i")}\n`)
+        console.info(`   ${chalk.cyan("yarn install")}\n`)

        const { scripts } = JSON.parse(readFileSync(`${currentDirectory}/${projectDirectory}/package.json`, "utf8"))

@@ -107,7 +107,7 @@ program

            console.info(
                `${Object.keys(scripts)
-                    .map((s) => `   ${chalk.cyan(`npm run ${s}`)}`)
+                    .map((s) => `   ${chalk.cyan(`yarn ${s}`)}`)
                    .join("\n")}\n`
            )

@@ -189,8 +189,6 @@ program

                group = await semaphoreEthers.getGroup(groupId)

-                group.admin = await semaphoreEthers.getGroupAdmin(groupId)
-
                spinner.stop()
            } catch {
                spinner.stop()
--- a/packages/contracts/contracts/README.md
+++ b/packages/contracts/contracts/README.md
@@ -10,7 +10,7 @@
        <img src="https://img.shields.io/badge/project-Semaphore-blue.svg?style=flat-square">
    </a>
    <a href="https://github.com/semaphore-protocol/semaphore/blob/main/LICENSE">
-        <img alt="Github license" src="https://img.shields.io/github/license/semaphore-protocol/semaphore.svg?style=flat-square">
+        <img alt="NPM license" src="https://img.shields.io/npm/l/%40semaphore-protocol%2Fcontracts?style=flat-square">
    </a>
    <a href="https://www.npmjs.com/package/@semaphore-protocol/contracts">
        <img alt="NPM version" src="https://img.shields.io/npm/v/@semaphore-protocol/contracts?style=flat-square" />
--- a/packages/contracts/contracts/base/SemaphoreGroups.sol
+++ b/packages/contracts/contracts/base/SemaphoreGroups.sol
@@ -123,6 +123,11 @@ abstract contract SemaphoreGroups is ISemaphoreGroups {
        emit MemberRemoved(groupId, index, identityCommitment, merkleTreeRoot);
    }

+    /// @dev See {ISemaphoreGroups-getGroupAdmin}.
+    function getGroupAdmin(uint256 groupId) public view virtual override returns (address) {
+        return admins[groupId];
+    }
+
    /// @dev See {ISemaphoreGroups-hasMember}.
    function hasMember(uint256 groupId, uint256 identityCommitment) public view virtual override returns (bool) {
        return merkleTrees[groupId]._has(identityCommitment);
--- a/packages/contracts/contracts/interfaces/ISemaphoreGroups.sol
+++ b/packages/contracts/contracts/interfaces/ISemaphoreGroups.sol
@@ -57,6 +57,11 @@ interface ISemaphoreGroups {
    /// @param merkleTreeRoot: New root hash of the tree.
    event MemberRemoved(uint256 indexed groupId, uint256 index, uint256 identityCommitment, uint256 merkleTreeRoot);

+    /// @dev Returns the address of the group admin.
+    /// @param groupId: Id of the group.
+    /// @return Address of the group admin.
+    function getGroupAdmin(uint256 groupId) external view returns (address);
+
    /// @dev Returns true if a member exists in a group.
    /// @param groupId: Id of the group.
    /// @param identityCommitment: Identity commitment.
--- a/packages/contracts/contracts/package.json
+++ b/packages/contracts/contracts/package.json
@@ -1,6 +1,6 @@
 {
    "name": "@semaphore-protocol/contracts",
-    "version": "4.0.0-alpha.1",
+    "version": "4.0.0-alpha.2",
    "description": "Semaphore contracts to manage groups and broadcast anonymous signals.",
    "license": "MIT",
    "files": [
@@ -32,5 +32,5 @@
    "dependencies": {
        "@zk-kit/imt.sol": "2.0.0-beta.5"
    },
-    "stableVersion": "4.0.0-alpha"
+    "stableVersion": "4.0.0-alpha.1"
 }
--- a/packages/contracts/deployed-contracts/sepolia.json
+++ b/packages/contracts/deployed-contracts/sepolia.json
@@ -1,5 +1,5 @@
 {
-    "Verifier": "0xf2e44cC007f0c0965875dB77152a757159e4507D",
-    "Poseidon": "0x31cF407EA3964c092F9E171D3692e9B7466288ca",
-    "Semaphore": "0xb25E63B115Ffba085FeCbf196a8e720F85DC351c"
+    "Verifier": "0x1E979ECf8C23d45577904974642592f80C464522",
+    "Poseidon": "0x43AE9518d9FE43898cD705a06C22A73B015bCf12",
+    "Semaphore": "0x5B8e7cC7bAC61A4b952d472b67056B2f260ba6dc"
 }
--- a/packages/contracts/test/Semaphore.ts
+++ b/packages/contracts/test/Semaphore.ts
@@ -10,8 +10,8 @@ import { Semaphore } from "../typechain-types"

 describe("Semaphore", () => {
    let semaphoreContract: Semaphore
-    let signers: Signer[]
-    let accounts: string[]
+    let accounts: Signer[]
+    let accountAddresses: string[]

    const merkleTreeDepth = 12

@@ -25,27 +25,27 @@ describe("Semaphore", () => {

        semaphoreContract = semaphore

-        signers = await run("accounts", { logs: false })
-        accounts = await Promise.all(signers.map((signer: Signer) => signer.getAddress()))
+        accounts = await run("accounts", { logs: false })
+        accountAddresses = await Promise.all(accounts.map((signer: Signer) => signer.getAddress()))
    })

    describe("# createGroup", () => {
        it("Should create a group", async () => {
            const transaction = semaphoreContract
-                .connect(signers[1])
-                ["createGroup(uint256,address)"](groupId, accounts[1])
+                .connect(accounts[1])
+                ["createGroup(uint256,address)"](groupId, accountAddresses[1])

            await expect(transaction).to.emit(semaphoreContract, "GroupCreated").withArgs(groupId)
            await expect(transaction)
                .to.emit(semaphoreContract, "GroupAdminUpdated")
-                .withArgs(groupId, ZeroAddress, accounts[1])
+                .withArgs(groupId, ZeroAddress, accountAddresses[1])
        })

        it("Should create a group with a custom Merkle tree root expiration", async () => {
            const groupId = 2
-            const transaction = await semaphoreContract.connect(signers[1])["createGroup(uint256,address,uint256)"](
+            const transaction = await semaphoreContract.connect(accounts[1])["createGroup(uint256,address,uint256)"](
                groupId,
-                accounts[0],
+                accountAddresses[0],
                5 // 5 seconds.
            )
            await semaphoreContract.addMember(groupId, members[0])
@@ -55,7 +55,7 @@ describe("Semaphore", () => {
            await expect(transaction).to.emit(semaphoreContract, "GroupCreated").withArgs(groupId)
            await expect(transaction)
                .to.emit(semaphoreContract, "GroupAdminUpdated")
-                .withArgs(groupId, ZeroAddress, accounts[0])
+                .withArgs(groupId, ZeroAddress, accountAddresses[0])
        })
    })

@@ -70,7 +70,7 @@ describe("Semaphore", () => {
        })

        it("Should update the group Merkle tree duration", async () => {
-            const transaction = semaphoreContract.connect(signers[1]).updateGroupMerkleTreeDuration(groupId, 300)
+            const transaction = semaphoreContract.connect(accounts[1]).updateGroupMerkleTreeDuration(groupId, 300)

            await expect(transaction)
                .to.emit(semaphoreContract, "GroupMerkleTreeDurationUpdated")
@@ -80,7 +80,7 @@ describe("Semaphore", () => {

    describe("# updateGroupAdmin", () => {
        it("Should not update a group admin if the caller is not the group admin", async () => {
-            const transaction = semaphoreContract.updateGroupAdmin(groupId, accounts[0])
+            const transaction = semaphoreContract.updateGroupAdmin(groupId, accountAddresses[0])

            await expect(transaction).to.be.revertedWithCustomError(
                semaphoreContract,
@@ -89,11 +89,11 @@ describe("Semaphore", () => {
        })

        it("Should update the group admin", async () => {
-            const transaction = semaphoreContract.connect(signers[1]).updateGroupAdmin(groupId, accounts[0])
+            const transaction = semaphoreContract.connect(accounts[1]).updateGroupAdmin(groupId, accountAddresses[0])

            await expect(transaction)
                .to.emit(semaphoreContract, "GroupAdminUpdated")
-                .withArgs(groupId, accounts[1], accounts[0])
+                .withArgs(groupId, accountAddresses[1], accountAddresses[0])
        })
    })

@@ -101,7 +101,7 @@ describe("Semaphore", () => {
        it("Should not add a member if the caller is not the group admin", async () => {
            const member = BigInt(2)

-            const transaction = semaphoreContract.connect(signers[1]).addMember(groupId, member)
+            const transaction = semaphoreContract.connect(accounts[1]).addMember(groupId, member)

            await expect(transaction).to.be.revertedWithCustomError(
                semaphoreContract,
@@ -130,7 +130,7 @@ describe("Semaphore", () => {

            group.addMembers(members)

-            await semaphoreContract["createGroup(uint256,address)"](groupId, accounts[0])
+            await semaphoreContract["createGroup(uint256,address)"](groupId, accountAddresses[0])

            const transaction = semaphoreContract.addMembers(groupId, members)

@@ -144,7 +144,7 @@ describe("Semaphore", () => {
        it("Should not update a member if the caller is not the group admin", async () => {
            const member = BigInt(2)

-            const transaction = semaphoreContract.connect(signers[1]).updateMember(groupId, member, 1, [0, 1])
+            const transaction = semaphoreContract.connect(accounts[1]).updateMember(groupId, member, 1, [0, 1])

            await expect(transaction).to.be.revertedWithCustomError(
                semaphoreContract,
@@ -161,7 +161,7 @@ describe("Semaphore", () => {

            group.updateMember(0, BigInt(4))

-            await semaphoreContract["createGroup(uint256,address)"](groupId, accounts[0])
+            await semaphoreContract["createGroup(uint256,address)"](groupId, accountAddresses[0])
            await semaphoreContract.addMembers(groupId, members)

            const { siblings, root } = group.generateMerkleProof(0)
@@ -178,7 +178,7 @@ describe("Semaphore", () => {
        it("Should not remove a member if the caller is not the group admin", async () => {
            const member = BigInt(2)

-            const transaction = semaphoreContract.connect(signers[1]).removeMember(groupId, member, [0, 1])
+            const transaction = semaphoreContract.connect(accounts[1]).removeMember(groupId, member, [0, 1])

            await expect(transaction).to.be.revertedWithCustomError(
                semaphoreContract,
@@ -195,7 +195,7 @@ describe("Semaphore", () => {

            group.removeMember(2)

-            await semaphoreContract["createGroup(uint256,address)"](groupId, accounts[0])
+            await semaphoreContract["createGroup(uint256,address)"](groupId, accountAddresses[0])
            await semaphoreContract.addMembers(groupId, members)

            const { siblings, root } = group.generateMerkleProof(2)
@@ -206,6 +206,20 @@ describe("Semaphore", () => {
        })
    })

+    describe("# getGroupAdmin", () => {
+        it("Should return a 0 address if the group does not exist", async () => {
+            const address = await semaphoreContract.getGroupAdmin(999)
+
+            expect(address).to.equal(ZeroAddress)
+        })
+
+        it("Should return the address of the group admin", async () => {
+            const address = await semaphoreContract.getGroupAdmin(groupId)
+
+            expect(address).to.equal(accountAddresses[0])
+        })
+    })
+
    describe("# verifyProof", () => {
        const groupId = 10
        const message = 2
@@ -218,7 +232,7 @@ describe("Semaphore", () => {
        let fullProof: SemaphoreProof

        before(async () => {
-            await semaphoreContract["createGroup(uint256,address)"](groupId, accounts[0])
+            await semaphoreContract["createGroup(uint256,address)"](groupId, accountAddresses[0])

            await semaphoreContract.addMembers(groupId, members)

@@ -279,7 +293,7 @@ describe("Semaphore", () => {
        let fullProofOneMember: SemaphoreProof

        before(async () => {
-            await semaphoreContract["createGroup(uint256,address)"](groupOneMemberId, accounts[0])
+            await semaphoreContract["createGroup(uint256,address)"](groupOneMemberId, accountAddresses[0])

            await semaphoreContract.addMembers(groupId, [members[1], members[2]])
            await semaphoreContract.addMember(groupOneMemberId, members[0])
--- a/packages/data/README.md
+++ b/packages/data/README.md
@@ -10,7 +10,7 @@
        <img src="https://img.shields.io/badge/project-Semaphore-blue.svg?style=flat-square">
    </a>
    <a href="https://github.com/semaphore-protocol/semaphore/blob/main/LICENSE">
-        <img alt="Github license" src="https://img.shields.io/github/license/semaphore-protocol/semaphore.svg?style=flat-square">
+        <img alt="NPM license" src="https://img.shields.io/npm/l/%40semaphore-protocol%2Fdata?style=flat-square">
    </a>
    <a href="https://www.npmjs.com/package/@semaphore-protocol/data">
        <img alt="NPM version" src="https://img.shields.io/npm/v/@semaphore-protocol/data?style=flat-square" />
--- a/packages/data/package.json
+++ b/packages/data/package.json
@@ -1,6 +1,6 @@
 {
    "name": "@semaphore-protocol/data",
-    "version": "4.0.0-alpha.1",
+    "version": "4.0.0-alpha.2",
    "description": "A library to query Semaphore contracts.",
    "license": "MIT",
    "main": "dist/index.node.js",
@@ -22,7 +22,6 @@
        "url": "https://github.com/semaphore-protocol/semaphore.git/issues"
    },
    "scripts": {
-        "build:watch": "rollup -c rollup.config.ts -w --configPlugin typescript",
        "build": "rimraf dist && rollup -c rollup.config.ts --configPlugin typescript",
        "prepublishOnly": "yarn build"
    },
@@ -35,8 +34,8 @@
        "rollup-plugin-typescript2": "^0.31.2"
    },
    "dependencies": {
-        "axios": "^0.27.2",
+        "axios": "1.6.6",
        "ethers": "6.10.0"
    },
-    "stableVersion": "4.0.0-alpha"
+    "stableVersion": "4.0.0-alpha.1"
 }
--- a/packages/data/src/ethers.ts
+++ b/packages/data/src/ethers.ts
@@ -7,7 +7,8 @@ import {
    InfuraProvider,
    JsonRpcProvider,
    PocketProvider,
-    Provider
+    Provider,
+    ZeroAddress
 } from "ethers"
 import checkParameter from "./checkParameter"
 import getEvents from "./getEvents"
@@ -55,8 +56,8 @@ export default class SemaphoreEthers {
                options.startBlock ??= 33995010
                break
            case "sepolia":
-                options.address ??= "0xb25E63B115Ffba085FeCbf196a8e720F85DC351c"
-                options.startBlock ??= 5145333
+                options.address ??= "0x5B8e7cC7bAC61A4b952d472b67056B2f260ba6dc"
+                options.startBlock ??= 5150903
                break
            case "optimism-sepolia":
                options.address ??= "0x3889927F0B5Eb1a02C6E2C20b39a1Bd4EAd76131"
@@ -146,9 +147,9 @@ export default class SemaphoreEthers {
    async getGroup(groupId: string): Promise<GroupResponse> {
        checkParameter(groupId, "groupId", "string")

-        const [groupCreatedEvent] = await getEvents(this._contract, "GroupCreated", [groupId], this._options.startBlock)
+        const groupAdmin = await this._contract.getGroupAdmin(groupId)

-        if (!groupCreatedEvent) {
+        if (groupAdmin === ZeroAddress) {
            throw new Error(`Group '${groupId}' not found`)
        }

@@ -158,6 +159,7 @@ export default class SemaphoreEthers {

        const group: GroupResponse = {
            id: groupId,
+            admin: groupAdmin,
            merkleTree: {
                depth: Number(merkleTreeDepth),
                size: Number(merkleTreeSize),
@@ -168,28 +170,6 @@ export default class SemaphoreEthers {
        return group
    }

-    /**
-     * Returns a group admin.
-     * @param groupId Group id.
-     * @returns Group admin.
-     */
-    async getGroupAdmin(groupId: string): Promise<string> {
-        checkParameter(groupId, "groupId", "string")
-
-        const groupAdminUpdatedEvents = await getEvents(
-            this._contract,
-            "GroupAdminUpdated",
-            [groupId],
-            this._options.startBlock
-        )
-
-        if (groupAdminUpdatedEvents.length === 0) {
-            throw new Error(`Group '${groupId}' not found`)
-        }
-
-        return groupAdminUpdatedEvents[groupAdminUpdatedEvents.length - 1][2]
-    }
-
    /**
     * Returns a list of group members.
     * @param groupId Group id.
@@ -198,9 +178,9 @@ export default class SemaphoreEthers {
    async getGroupMembers(groupId: string): Promise<string[]> {
        checkParameter(groupId, "groupId", "string")

-        const [groupCreatedEvent] = await getEvents(this._contract, "GroupCreated", [groupId], this._options.startBlock)
+        const groupAdmin = await this._contract.getGroupAdmin(groupId)

-        if (!groupCreatedEvent) {
+        if (groupAdmin === ZeroAddress) {
            throw new Error(`Group '${groupId}' not found`)
        }

@@ -282,9 +262,9 @@ export default class SemaphoreEthers {
    async getGroupValidatedProofs(groupId: string): Promise<any> {
        checkParameter(groupId, "groupId", "string")

-        const [groupCreatedEvent] = await getEvents(this._contract, "GroupCreated", [groupId], this._options.startBlock)
+        const groupAdmin = await this._contract.getGroupAdmin(groupId)

-        if (!groupCreatedEvent) {
+        if (groupAdmin === ZeroAddress) {
            throw new Error(`Group '${groupId}' not found`)
        }

--- a/packages/data/src/getURL.ts
+++ b/packages/data/src/getURL.ts
@@ -12,7 +12,7 @@ export default function getURL(supportedNetwork: SupportedNetwork | string): str
        case "optimism-sepolia":
        case "arbitrum-sepolia":
        case "arbitrum":
-            return `https://api.studio.thegraph.com/query/14377/semaphore-${supportedNetwork}/v4.0.0-alpha.3`
+            return `https://api.studio.thegraph.com/query/14377/semaphore-${supportedNetwork}/v4.0.0-alpha.4`
        default:
            throw new TypeError(`Network '${supportedNetwork}' is not supported`)
    }
--- a/packages/data/tests/ethers.test.ts
+++ b/packages/data/tests/ethers.test.ts
@@ -1,4 +1,5 @@
 /* eslint-disable no-sparse-arrays */
+import { Contract, ZeroAddress } from "ethers"
 import SemaphoreEthers from "../src/ethers"
 import getEvents from "../src/getEvents"

@@ -15,19 +16,19 @@ jest.mock("ethers", () => ({
            ({
                getMerkleTreeRoot: () => "222",
                getMerkleTreeDepth: () => BigInt(3),
-                getMerkleTreeSize: () => BigInt(8)
+                getMerkleTreeSize: () => BigInt(8),
+                getGroupAdmin: () => "0xA9C2B639a28cDa8b59C4377e980F75A93dD8605F"
            } as any)
    )
 }))

 const getEventsMocked = getEvents as jest.MockedFunction<typeof getEvents>
+const ContractMocked = Contract as jest.MockedClass<typeof Contract>

 describe("SemaphoreEthers", () => {
-    let semaphore: SemaphoreEthers
-
    describe("# SemaphoreEthers", () => {
        it("Should instantiate a SemaphoreEthers object with different networks", () => {
-            semaphore = new SemaphoreEthers()
+            const semaphore = new SemaphoreEthers()
            const semaphore1 = new SemaphoreEthers("arbitrum")
            const semaphore2 = new SemaphoreEthers("mumbai")
            // const semaphore3 = new SemaphoreEthers("optimism-sepolia")
@@ -115,6 +116,8 @@ describe("SemaphoreEthers", () => {

    describe("# getGroupIds", () => {
        it("Should return all the existing groups", async () => {
+            const semaphore = new SemaphoreEthers()
+
            getEventsMocked.mockReturnValueOnce(Promise.resolve([["32"], ["42"]]))

            const groupIds = await semaphore.getGroupIds()
@@ -125,7 +128,7 @@ describe("SemaphoreEthers", () => {

    describe("# getGroup", () => {
        it("Should return a specific group", async () => {
-            getEventsMocked.mockReturnValueOnce(Promise.resolve([["111"]]))
+            const semaphore = new SemaphoreEthers()

            const group = await semaphore.getGroup("42")

@@ -135,7 +138,11 @@ describe("SemaphoreEthers", () => {
        })

        it("Should throw an error if the group does not exist", async () => {
-            getEventsMocked.mockReturnValueOnce(Promise.resolve([]))
+            ContractMocked.mockReturnValueOnce({
+                getGroupAdmin: () => ZeroAddress
+            } as any)
+
+            const semaphore = new SemaphoreEthers()

            const fun = () => semaphore.getGroup("666")

@@ -143,27 +150,10 @@ describe("SemaphoreEthers", () => {
        })
    })

-    describe("# getGroupAdmin", () => {
-        it("Should return a group admin", async () => {
-            getEventsMocked.mockReturnValueOnce(Promise.resolve([[, , "0xA9C2B639a28cDa8b59C4377e980F75A93dD8605F"]]))
-
-            const admin = await semaphore.getGroupAdmin("42")
-
-            expect(admin).toBe("0xA9C2B639a28cDa8b59C4377e980F75A93dD8605F")
-        })
-
-        it("Should throw an error if the group does not exist", async () => {
-            getEventsMocked.mockReturnValueOnce(Promise.resolve([]))
-
-            const fun = () => semaphore.getGroupAdmin("666")
-
-            await expect(fun).rejects.toThrow("Group '666' not found")
-        })
-    })
-
    describe("# getGroupMembers", () => {
        it("Should return a list of group members", async () => {
-            getEventsMocked.mockReturnValueOnce(Promise.resolve([["20"]]))
+            const semaphore = new SemaphoreEthers()
+
            getEventsMocked.mockReturnValueOnce(
                Promise.resolve([
                    [, "0", , , 4],
@@ -203,7 +193,11 @@ describe("SemaphoreEthers", () => {
        })

        it("Should throw an error if the group does not exist", async () => {
-            getEventsMocked.mockReturnValueOnce(Promise.resolve([]))
+            ContractMocked.mockReturnValueOnce({
+                getGroupAdmin: () => ZeroAddress
+            } as any)
+
+            const semaphore = new SemaphoreEthers()

            const fun = () => semaphore.getGroupMembers("666")

@@ -213,7 +207,8 @@ describe("SemaphoreEthers", () => {

    describe("# getGroupVerifiedProofs", () => {
        it("Should return a list of group verified proofs", async () => {
-            getEventsMocked.mockReturnValueOnce(Promise.resolve([["42"]]))
+            const semaphore = new SemaphoreEthers()
+
            getEventsMocked.mockReturnValueOnce(
                Promise.resolve([
                    [
@@ -234,7 +229,11 @@ describe("SemaphoreEthers", () => {
        })

        it("Should throw an error if the group does not exist", async () => {
-            getEventsMocked.mockReturnValueOnce(Promise.resolve([]))
+            ContractMocked.mockReturnValueOnce({
+                getGroupAdmin: () => ZeroAddress
+            } as any)
+
+            const semaphore = new SemaphoreEthers()

            const fun = () => semaphore.getGroupValidatedProofs("666")

--- a/packages/group/README.md
+++ b/packages/group/README.md
@@ -10,7 +10,7 @@
        <img src="https://img.shields.io/badge/project-Semaphore-blue.svg?style=flat-square">
    </a>
    <a href="https://github.com/semaphore-protocol/semaphore/blob/main/LICENSE">
-        <img alt="Github license" src="https://img.shields.io/github/license/semaphore-protocol/semaphore.svg?style=flat-square">
+        <img alt="NPM license" src="https://img.shields.io/npm/l/%40semaphore-protocol%2Fgroup?style=flat-square">
    </a>
    <a href="https://www.npmjs.com/package/@semaphore-protocol/group">
        <img alt="NPM version" src="https://img.shields.io/npm/v/@semaphore-protocol/group?style=flat-square" />
--- a/packages/group/package.json
+++ b/packages/group/package.json
@@ -1,6 +1,6 @@
 {
    "name": "@semaphore-protocol/group",
-    "version": "4.0.0-alpha.1",
+    "version": "4.0.0-alpha.2",
    "description": "A library to create and manage Semaphore groups.",
    "license": "MIT",
    "main": "dist/index.node.js",
@@ -22,7 +22,6 @@
        "url": "https://github.com/semaphore-protocol/semaphore.git/issues"
    },
    "scripts": {
-        "build:watch": "rollup -c rollup.config.ts -w --configPlugin typescript",
        "build": "rimraf dist && rollup -c rollup.config.ts --configPlugin typescript",
        "prepublishOnly": "yarn build"
    },
@@ -39,5 +38,5 @@
    "dependencies": {
        "@zk-kit/imt": "^2.0.0-beta"
    },
-    "stableVersion": "4.0.0-alpha"
+    "stableVersion": "4.0.0-alpha.1"
 }
--- a/packages/hardhat/README.md
+++ b/packages/hardhat/README.md
@@ -10,7 +10,7 @@
        <img src="https://img.shields.io/badge/project-Semaphore-blue.svg?style=flat-square">
    </a>
    <a href="https://github.com/semaphore-protocol/semaphore/blob/main/LICENSE">
-        <img alt="Github license" src="https://img.shields.io/github/license/semaphore-protocol/semaphore.svg?style=flat-square">
+        <img alt="NPM license" src="https://img.shields.io/npm/l/%40semaphore-protocol%2Fhardhat?style=flat-square">
    </a>
    <a href="https://www.npmjs.com/package/@semaphore-protocol/hardhat">
        <img alt="NPM version" src="https://img.shields.io/npm/v/@semaphore-protocol/hardhat?style=flat-square" />
--- a/packages/hardhat/package.json
+++ b/packages/hardhat/package.json
@@ -1,6 +1,6 @@
 {
    "name": "@semaphore-protocol/hardhat",
-    "version": "4.0.0-alpha.1",
+    "version": "4.0.0-alpha.2",
    "description": "A Semaphore Hardhat plugin to deploy verifiers and Semaphore contract.",
    "license": "MIT",
    "main": "dist/index.node.js",
@@ -22,7 +22,6 @@
        "url": "https://github.com/semaphore-protocol/semaphore.git/issues"
    },
    "scripts": {
-        "build:watch": "rollup -c rollup.config.ts -w --configPlugin typescript",
        "build": "rimraf dist && rollup -c rollup.config.ts --configPlugin typescript",
        "prepublishOnly": "yarn build"
    },
@@ -39,9 +38,9 @@
    },
    "dependencies": {
        "@nomicfoundation/hardhat-ethers": "^3.0.0",
-        "@semaphore-protocol/contracts": "4.0.0-alpha.1",
+        "@semaphore-protocol/contracts": "4.0.0-alpha.2",
        "ethers": "^6.4.0",
        "hardhat-dependency-compiler": "^1.1.3"
    },
-    "stableVersion": "4.0.0-alpha"
+    "stableVersion": "4.0.0-alpha.1"
 }
--- a/packages/hardhat/rollup.config.ts
+++ b/packages/hardhat/rollup.config.ts
@@ -18,7 +18,7 @@ export default {
        { file: pkg.exports.require, format: "cjs", banner, exports: "auto" },
        { file: pkg.exports.import, format: "es", banner }
    ],
-    external: Object.keys(pkg.dependencies),
+    external: [...Object.keys(pkg.dependencies), "hardhat/config"],
    plugins: [
        typescript({
            tsconfig: "./build.tsconfig.json",
--- a/packages/heyauthn/README.md
+++ b/packages/heyauthn/README.md
@@ -10,7 +10,7 @@
        <img src="https://img.shields.io/badge/project-Semaphore-blue.svg?style=flat-square">
    </a>
    <a href="https://github.com/semaphore-protocol/semaphore/blob/main/LICENSE">
-        <img alt="Github license" src="https://img.shields.io/github/license/semaphore-protocol/semaphore.svg?style=flat-square">
+        <img alt="NPM license" src="https://img.shields.io/npm/l/%40semaphore-protocol%2Fheyauthn?style=flat-square">
    </a>
    <a href="https://www.npmjs.com/package/@semaphore-protocol/heyauthn">
        <img alt="NPM version" src="https://img.shields.io/npm/v/@semaphore-protocol/heyauthn?style=flat-square" />
--- a/packages/heyauthn/package.json
+++ b/packages/heyauthn/package.json
@@ -1,6 +1,6 @@
 {
    "name": "@semaphore-protocol/heyauthn",
-    "version": "4.0.0-alpha.1",
+    "version": "4.0.0-alpha.2",
    "description": "A library to allow developers to create and manage Semaphore identities using WebAuthn",
    "license": "MIT",
    "main": "dist/index.node.js",
@@ -22,7 +22,6 @@
        "url": "https://github.com/semaphore-protocol/semaphore.git/issues"
    },
    "scripts": {
-        "build:watch": "rollup -c rollup.config.ts -w --configPlugin typescript",
        "build": "rimraf dist && rollup -c rollup.config.ts --configPlugin typescript",
        "prepublishOnly": "yarn build"
    },
@@ -34,9 +33,9 @@
        "rollup-plugin-typescript2": "^0.31.2"
    },
    "dependencies": {
-        "@semaphore-protocol/identity": "4.0.0-alpha.1",
+        "@semaphore-protocol/identity": "4.0.0-alpha.2",
        "@simplewebauthn/browser": "7.2.0",
        "@simplewebauthn/server": "7.2.0"
    },
-    "stableVersion": "4.0.0-alpha"
+    "stableVersion": "4.0.0-alpha.1"
 }
--- a/packages/identity/README.md
+++ b/packages/identity/README.md
@@ -10,7 +10,7 @@
        <img src="https://img.shields.io/badge/project-Semaphore-blue.svg?style=flat-square">
    </a>
    <a href="https://github.com/semaphore-protocol/semaphore/blob/main/LICENSE">
-        <img alt="Github license" src="https://img.shields.io/github/license/semaphore-protocol/semaphore.svg?style=flat-square">
+        <img alt="NPM license" src="https://img.shields.io/npm/l/%40semaphore-protocol%2Fidentity?style=flat-square">
    </a>
    <a href="https://www.npmjs.com/package/@semaphore-protocol/identity">
        <img alt="NPM version" src="https://img.shields.io/npm/v/@semaphore-protocol/identity?style=flat-square" />
--- a/packages/identity/package.json
+++ b/packages/identity/package.json
@@ -1,13 +1,20 @@
 {
    "name": "@semaphore-protocol/identity",
-    "version": "4.0.0-alpha.1",
+    "version": "4.0.0-alpha.2",
    "description": "A library to create Semaphore identities.",
    "license": "MIT",
    "main": "dist/index.node.js",
+    "browser": "dist/index.browser.mjs",
    "exports": {
-        "import": "./dist/index.mjs",
-        "require": "./dist/index.node.js",
-        "types": "./dist/types/index.d.ts"
+        ".": {
+            "node": {
+                "import": "./dist/index.node.mjs",
+                "require": "./dist/index.node.js"
+            },
+            "browser": "./dist/index.browser.mjs",
+            "default": "./dist/index.browser.mjs",
+            "types": "./dist/types/index.d.ts"
+        }
    },
    "types": "dist/types/index.d.ts",
    "files": [
@@ -22,14 +29,16 @@
        "url": "https://github.com/semaphore-protocol/semaphore.git/issues"
    },
    "scripts": {
-        "build:watch": "rollup -c rollup.config.ts -w --configPlugin typescript",
-        "build": "rimraf dist && rollup -c rollup.config.ts --configPlugin typescript",
+        "build": "rimraf dist && yarn build:browser && yarn build:node",
+        "build:browser": "rollup -c rollup.browser.config.ts --configPlugin typescript",
+        "build:node": "rollup -c rollup.node.config.ts --configPlugin typescript",
        "prepublishOnly": "yarn build"
    },
    "publishConfig": {
        "access": "public"
    },
    "devDependencies": {
+        "@rollup/plugin-alias": "^5.1.0",
        "@rollup/plugin-commonjs": "^24.0.1",
        "@rollup/plugin-node-resolve": "^15.0.1",
        "rollup-plugin-cleanup": "^3.2.1",
@@ -39,5 +48,5 @@
        "@zk-kit/eddsa-poseidon": "0.4.1",
        "poseidon-lite": "^0.2.0"
    },
-    "stableVersion": "4.0.0-alpha"
+    "stableVersion": "4.0.0-alpha.1"
 }
--- a/packages/identity/rollup.browser.config.ts
+++ b/packages/identity/rollup.browser.config.ts
@@ -0,0 +1,38 @@
+import alias from "@rollup/plugin-alias"
+import json from "@rollup/plugin-json"
+import * as fs from "fs"
+import cleanup from "rollup-plugin-cleanup"
+import typescript from "rollup-plugin-typescript2"
+
+const pkg = JSON.parse(fs.readFileSync("./package.json", "utf-8"))
+const banner = `/**
+ * @module ${pkg.name}
+ * @version ${pkg.version}
+ * @file ${pkg.description}
+ * @copyright Ethereum Foundation 2024
+ * @license ${pkg.license}
+ * @see [Github]{@link ${pkg.homepage}}
+*/`
+
+export default {
+    input: "src/index.ts",
+    output: [
+        {
+            file: pkg.exports["."].browser,
+            format: "es",
+            banner
+        }
+    ],
+    external: [...Object.keys(pkg.dependencies), "poseidon-lite/poseidon2"],
+    plugins: [
+        alias({
+            entries: [{ find: "./random-number.node", replacement: "./random-number.browser" }]
+        }),
+        typescript({
+            tsconfig: "./build.tsconfig.json",
+            useTsconfigDeclarationDir: true
+        }),
+        cleanup({ comments: "jsdoc" }),
+        json()
+    ]
+}
--- a/packages/identity/rollup.node.config.ts
+++ b/packages/identity/rollup.node.config.ts
@@ -1,8 +1,6 @@
-import typescript from "rollup-plugin-typescript2"
-import commonjs from "@rollup/plugin-commonjs"
 import * as fs from "fs"
 import cleanup from "rollup-plugin-cleanup"
-import { nodeResolve } from "@rollup/plugin-node-resolve"
+import typescript from "rollup-plugin-typescript2"

 const pkg = JSON.parse(fs.readFileSync("./package.json", "utf-8"))
 const banner = `/**
@@ -17,17 +15,15 @@ const banner = `/**
 export default {
    input: "src/index.ts",
    output: [
-        { file: pkg.exports.require, format: "cjs", banner, exports: "auto" },
-        { file: pkg.exports.import, format: "es", banner }
+        { file: pkg.exports["."].node.require, format: "cjs", banner, exports: "auto" },
+        { file: pkg.exports["."].node.import, format: "es", banner }
    ],
-    external: Object.keys(pkg.dependencies),
+    external: [...Object.keys(pkg.dependencies), "poseidon-lite/poseidon2", "node:crypto"],
    plugins: [
        typescript({
            tsconfig: "./build.tsconfig.json",
            useTsconfigDeclarationDir: true
        }),
-        commonjs(),
-        nodeResolve(),
        cleanup({ comments: "jsdoc" })
    ]
 }
--- a/packages/identity/src/bytes-to-bigint.ts
+++ b/packages/identity/src/bytes-to-bigint.ts
@@ -0,0 +1,9 @@
+export function bytesToBigint(bytes: Uint8Array): bigint {
+    let hex = "0x"
+
+    for (let i = 0; i < bytes.length; i += 1) {
+        hex += bytes[i].toString(16).padStart(2, "0")
+    }
+
+    return BigInt(hex)
+}
--- a/packages/identity/src/identity.ts
+++ b/packages/identity/src/identity.ts
@@ -7,8 +7,8 @@ import {
    signMessage,
    verifySignature
 } from "@zk-kit/eddsa-poseidon"
-import { randomBytes } from "crypto"
 import { poseidon2 } from "poseidon-lite/poseidon2"
+import { randomNumber } from "./random-number.node"

 export default class Identity {
    private _privateKey: BigNumberish
@@ -20,7 +20,7 @@ export default class Identity {
     * Initializes the class attributes based on the parameters.
     * @param privateKey The secret value used to generate an EdDSA public key.
     */
-    constructor(privateKey: BigNumberish = BigInt(`0x${randomBytes(32).toString("hex")}`).toString()) {
+    constructor(privateKey: BigNumberish = randomNumber().toString()) {
        this._privateKey = privateKey
        this._secretScalar = deriveSecretScalar(privateKey)

--- a/packages/identity/src/random-number.browser.ts
+++ b/packages/identity/src/random-number.browser.ts
@@ -0,0 +1,8 @@
+/* istanbul ignore file */
+import { bytesToBigint } from "./bytes-to-bigint"
+
+export function randomNumber(): bigint {
+    const bytes = crypto.getRandomValues(new Uint8Array(32))
+
+    return bytesToBigint(bytes)
+}
--- a/packages/identity/src/random-number.node.ts
+++ b/packages/identity/src/random-number.node.ts
@@ -0,0 +1,9 @@
+import { randomBytes } from "node:crypto"
+
+export function randomNumber(): bigint {
+    const bytes = randomBytes(32)
+
+    const hex = `0x${bytes.toString("hex")}`
+
+    return BigInt(hex)
+}
--- a/packages/identity/tests/index.test.ts
+++ b/packages/identity/tests/index.test.ts
@@ -1,4 +1,6 @@
+import { randomBytes } from "crypto"
 import { Identity } from "../src"
+import { bytesToBigint } from "../src/bytes-to-bigint"

 describe("Identity", () => {
    const privateKey = "secret"
@@ -60,4 +62,15 @@ describe("Identity", () => {
            expect(Identity.verifySignature("message", signature, identity.publicKey)).toBeTruthy()
        })
    })
+
+    describe("# bytesToBigint", () => {
+        it("Should convert 32 bytes to bigint", () => {
+            const bytes = randomBytes(32)
+
+            const integer = bytesToBigint(bytes)
+
+            expect(typeof integer).toBe("bigint")
+            expect(integer).toBe(BigInt(`0x${bytes.toString("hex")}`))
+        })
+    })
 })
--- a/packages/identity/tsconfig.json
+++ b/packages/identity/tsconfig.json
@@ -1,4 +1,4 @@
 {
    "extends": "../../tsconfig.json",
-    "include": ["src", "tests", "rollup.config.ts"]
+    "include": ["src", "tests", "rollup.node.config.ts", "rollup.browser.config.ts"]
 }
--- a/packages/proof/README.md
+++ b/packages/proof/README.md
@@ -10,7 +10,7 @@
        <img src="https://img.shields.io/badge/project-Semaphore-blue.svg?style=flat-square">
    </a>
    <a href="https://github.com/semaphore-protocol/semaphore/blob/main/LICENSE">
-        <img alt="Github license" src="https://img.shields.io/github/license/semaphore-protocol/semaphore.svg?style=flat-square">
+        <img alt="NPM license" src="https://img.shields.io/npm/l/%40semaphore-protocol%2Fproof?style=flat-square">
    </a>
    <a href="https://www.npmjs.com/package/@semaphore-protocol/proof">
        <img alt="NPM version" src="https://img.shields.io/npm/v/@semaphore-protocol/proof?style=flat-square" />
--- a/packages/proof/package.json
+++ b/packages/proof/package.json
@@ -1,17 +1,20 @@
 {
    "name": "@semaphore-protocol/proof",
-    "version": "4.0.0-alpha.1",
+    "version": "4.0.0-alpha.2",
    "description": "A library to generate and verify Semaphore proofs.",
    "license": "MIT",
    "main": "dist/index.node.js",
+    "browser": "dist/index.browser.mjs",
    "exports": {
-        "node": {
-            "import": "./dist/index.node.mjs",
-            "require": "./dist/index.node.js"
-        },
-        "browser": "./dist/index.browser.mjs",
-        "default": "./dist/index.browser.mjs",
-        "types": "./dist/types/index.d.ts"
+        ".": {
+            "node": {
+                "import": "./dist/index.node.mjs",
+                "require": "./dist/index.node.js"
+            },
+            "browser": "./dist/index.browser.mjs",
+            "default": "./dist/index.browser.mjs",
+            "types": "./dist/types/index.d.ts"
+        }
    },
    "types": "dist/types/index.d.ts",
    "files": [
@@ -47,8 +50,8 @@
        "rollup-plugin-typescript2": "^0.31.2"
    },
    "peerDependencies": {
-        "@semaphore-protocol/group": "4.0.0-alpha.1",
-        "@semaphore-protocol/identity": "4.0.0-alpha.1"
+        "@semaphore-protocol/group": "4.0.0-alpha.2",
+        "@semaphore-protocol/identity": "4.0.0-alpha.2"
    },
    "dependencies": {
        "@ethersproject/bignumber": "5.7.0",
@@ -59,5 +62,5 @@
        "snarkjs": "0.7.3",
        "tmp": "0.2.1"
    },
-    "stableVersion": "4.0.0-alpha"
+    "stableVersion": "4.0.0-alpha.1"
 }
--- a/packages/proof/rollup.browser.config.ts
+++ b/packages/proof/rollup.browser.config.ts
@@ -18,7 +18,7 @@ export default {
    input: "src/index.ts",
    output: [
        {
-            file: pkg.exports.browser,
+            file: pkg.exports["."].browser,
            format: "es",
            banner
        }
--- a/packages/proof/rollup.node.config.ts
+++ b/packages/proof/rollup.node.config.ts
@@ -17,18 +17,18 @@ export default {
    input: "src/index.ts",
    output: [
        {
-            file: pkg.exports.node.require,
+            file: pkg.exports["."].node.require,
            format: "cjs",
            banner,
            exports: "auto"
        },
        {
-            file: pkg.exports.node.import,
+            file: pkg.exports["."].node.import,
            format: "es",
            banner
        }
    ],
-    external: Object.keys(pkg.dependencies),
+    external: [...Object.keys(pkg.dependencies), "fs"],
    plugins: [
        typescript({
            tsconfig: "./build.tsconfig.json",
--- a/packages/proof/tsconfig.json
+++ b/packages/proof/tsconfig.json
@@ -1,4 +1,4 @@
 {
    "extends": "../../tsconfig.json",
-    "include": ["src", "tests", "rollup.config.ts"]
+    "include": ["src", "tests", "rollup.node.config.ts", "rollup.browser.config.ts"]
 }
--- a/yarn.lock.REMOVED.git-id
+++ b/yarn.lock.REMOVED.git-id
@@ -1 +1 @@
-21549cf9f45a2bfe91c2adcbcd583575e0d5ee19
+bfeea664bd00b9b443312a08c451a4f86217a41f
Author	SHA1	Message	Date
cedoor	05b9386ec3	chore: v4.0.0-alpha.2 Former-commit-id: `d6769c70fc`	2024-01-26 17:29:17 +00:00
Cedoor	1555b3e5a5	Merge pull request #598 from semaphore-protocol/docs/license-labels New Shields license links Former-commit-id: `1ca66f0420`	2024-01-26 17:23:53 +00:00
Cedoor	fc78a69312	Merge pull request #597 from semaphore-protocol/build/rollup-bundles Rollup config to handle browser bundle Former-commit-id: `8e66879c23`	2024-01-26 17:23:21 +00:00
Cedoor	fad565c00a	Merge pull request #596 from semaphore-protocol/feat/get-admin New contract function to get group admin Former-commit-id: `6e511c458c`	2024-01-26 17:21:09 +00:00
Cedoor	dcb217c085	Merge pull request #595 from semaphore-protocol/fix/cli-monorepo-apps Check for groups with 1 member Former-commit-id: `fa7033cf03`	2024-01-26 17:19:40 +00:00
cedoor	afc13b7e93	docs: update shields license labels re #466 Former-commit-id: `9afc1c31c0`	2024-01-25 17:07:53 +00:00
cedoor	8b5f95499c	build: fix bundle paths Former-commit-id: `2475f1f5ee`	2024-01-25 17:07:31 +00:00
cedoor	bca72c6f80	chore: update lock file Former-commit-id: `ee4cb5747f`	2024-01-25 16:22:52 +00:00
cedoor	269a1b4fc0	build(identity): config rollup to handle browser bundle re #481 Former-commit-id: `f3557d7c34`	2024-01-25 16:18:21 +00:00
cedoor	b1c18bb1f8	feat(contracts): add function to get group admin re #574 Former-commit-id: `340524e592`	2024-01-25 12:37:19 +00:00
cedoor	8e604514c8	fix(cli): add check for groups with 1 member Former-commit-id: `5844e9c1f6`	2024-01-25 10:26:56 +00:00
Cedoor	9712d21956	Merge pull request #594 from swellander/chore/change-cli-create-message Chore/change cli create message Former-commit-id: `e873fca202`	2024-01-25 09:59:24 +00:00
cedoor	5438031470	chore: remove stableVersion auto-generated field Former-commit-id: `72cf9f10d2`	2024-01-25 09:45:52 +00:00
Sam Wellander	2e0a671621	chore(cli): change `create` command message converts all `npm` commands to `yarn` commands re #592 Former-commit-id: `1fe2757bf1`	2024-01-24 15:18:39 -08:00