# Introduction Welcome to CapSign - a **private investing platform** that makes it easy to create, issue, and invest in securities tokens. ## What is CapSign? CapSign combines blockchain technology with compliance tools to provide: * **30-second account creation** - Create a smart wallet instantly with Face ID or Touch ID (no email required) * **Multi-entity support** - Manage personal, corporate, and fund accounts from a single login * **Securities tokens** - Issue compliant digital securities with built-in lot tracking (ERC-7752) * **Investment offerings** - Create private offerings with Reg D, Reg S, or Reg A+ compliance * **Document signing** - Sign legal documents with blockchain-based signatures * **Identity verification** - Verify identity through Persona (via Bridge.xyz) when ready to invest ## Quick Start ### For Users 1. [**Create Your Account**](https://github.com/capsign/docs/blob/main/getting-started/quickstart.md) - Set up your wallet in 30 seconds 2. **Explore the Platform** - Browse offerings and familiarize yourself with features 3. [**Complete Identity Verification**](https://github.com/capsign/docs/blob/main/identity/verification.md) - When ready to invest ### For Issuers 1. [**Create Your Account**](https://github.com/capsign/docs/blob/main/getting-started/quickstart.md) - Set up your entity account 2. [**Create a Token**](/capsign/tokens/creating-a-token.md) - Issue your security token 3. [**Create an Offering**](/capsign/offerings/creating-an-offering.md) - Launch your investment offering ### For Developers 1. [**Protocol Overview**](/capsign/protocol-developers/protocol.md) - Understand the smart contract architecture 2. [**Diamond Pattern**](/capsign/protocol-developers/diamond-pattern.md) - Learn about our modular contract system 3. [**Contract Addresses**](/capsign/reference/contract-addresses.md) - Find deployed contract addresses ## Core Features ### 1. Wallets Smart contract wallets (ERC-4337) with biometric authentication: * **Instant setup** - No seed phrases, no complex onboarding * **Biometric security** - Face ID / Touch ID authentication * **Multi-entity support** - Switch between personal, corporate, and fund contexts * **Account abstraction** - Gasless transactions and sponsored gas **Learn more:** [Wallet Documentation](/capsign/wallets/wallets.md) ### 2. Tokens ERC-7752 securities tokens with lot-based accounting: * **Create tokens** - Issue shares, units, or other securities * **Lot tracking** - Automatic cost basis and acquisition date tracking * **Transfer restrictions** - Lockups, vesting, Rule 144, ROFR * **Compliance** - Built-in compliance modules **Learn more:** [Token Documentation](/capsign/tokens/tokens.md) ### 3. Offerings Investment offerings with built-in compliance: * **Create offerings** - Set price, minimum investment, and maximum raise * **Compliance presets** - Reg D (506b, 506c), Reg S, Reg A+ * **Investor management** - Track investments and issue tokens * **Hybrid escrow** - Protect both issuers and investors **Learn more:** [Offering Documentation](/capsign/offerings/offerings.md) ### 4. Documents Blockchain-based document management: * **Upload documents** - Store documents on IPFS or Arweave * **Sign documents** - Cryptographic signatures with biometric auth * **Verify signatures** - Anyone can verify document authenticity * **Attestations** - Documents stored as EAS attestations **Learn more:** [Document Documentation](/capsign/documents/documents.md) ### 5. Identity Decentralized identity and attestations: * **KYC verification** - Identity verification through Persona (via Bridge.xyz) * **Attestations** - Privacy-preserving credentials on Ethereum Attestation Service * **Issuer attestations** - Issuers can attest to accreditation and qualifications * **Portable credentials** - Use your attestations across multiple offerings **Learn more:** [Identity Documentation](/capsign/identity/identity.md) ## Multi-Entity Workflows CapSign supports complex organizational structures through **context switching**: * **Individual investors** - Personal investment accounts * **Corporate entities** - Company investment accounts * **Fund managers** - Manage multiple funds and SPVs * **Multi-role users** - Switch between roles (GP, LP, employee, etc.) **Example**: You're a fund manager with 3 SPVs and also an LP in another fund: * Context 1: Personal account * Context 2: SPV Alpha (GP) * Context 3: SPV Beta (GP) * Context 4: SPV Gamma (GP) * Context 5: XYZ Fund (LP) Switch contexts instantly from the account menu - no logging in and out. **Learn more:** [Multi-Entity Accounts](/capsign/wallets/multi-entity-accounts.md) ## Technology ### For Users * **Smart Wallets** - ERC-4337 account abstraction * **Passkeys** - WebAuthn biometric authentication * **Gasless Transactions** - Platform sponsors gas for certain operations * **Base Network** - Low-cost, fast Ethereum L2 ### For Developers * **Diamond Pattern** - Modular, upgradeable contracts (EIP-2535) * **ERC-7752** - Lot-based token standard for securities * **ERC-4337** - Account abstraction standard * **Ethereum Attestation Service** - Decentralized identity credentials * **Viem + Wagmi** - Modern TypeScript Ethereum libraries **Learn more:** [Protocol Documentation](/capsign/protocol-developers/protocol.md) ## Key Concepts * **Smart Wallet** - A smart contract wallet controlled by biometric authentication (not a traditional EOA) * **Attestation** - A cryptographic credential that proves something about you (identity, accreditation, etc.) * **Lot** - A group of tokens with the same acquisition date and cost basis (for tax tracking) * **Compliance Module** - A smart contract that enforces transfer restrictions or investment requirements * **Diamond** - A modular smart contract architecture that allows for upgrades and extensions **Learn more:** [Glossary](/capsign/reference/glossary.md) ## Resources * [**Quickstart Guide**](https://github.com/capsign/docs/blob/main/getting-started/quickstart.md) - Get started in 5 minutes * [**FAQ**](/capsign/getting-started/faq.md) - Frequently asked questions * [**Contract Addresses**](/capsign/reference/contract-addresses.md) - Deployed contract addresses * [**Supported Networks**](/capsign/reference/supported-networks.md) - Base Mainnet and Base Sepolia ## Support * **Twitter:** [@CapSignInc](https://twitter.com/CapSignInc) * **GitHub:** [github.com/capsign](https://github.com/capsign) * **Email:** ## Legal CapSign provides technology tools but does not provide legal, financial, or tax advice. 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