The project originally started in 2021 under the name EthSign, focusing primarily on decentralized electronic signing of documents. As the vision evolved in 2024, the project was renamed to Sign Protocol to become a broader infrastructure encompassing all types of digital attestations. Before the currency was launched, the project had already proven its efficiency through its existing products serving millions of users and managing assets worth billions of dollars.
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2. Massive institutional funding and support
Before launching the currency for public trading, the project successfully attracted significant investments from venture capital giants. The project raised over $55 million through multiple funding rounds:
Ventureburn
Ventureburn
Seed round: Led by the three branches of Sequoia Capital (United States, China, and India).
Subsequent rounds: In 2025, YZi Labs (which was previously Binance's investment arm) led two funding rounds worth $16 million and $25.5 million, respectively.
This pre-launch investment momentum gave the currency great confidence among traders as soon as it was listed.
Ventureburn
Ventureburn
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3. Tokenomics before listing
The currency structure has been clearly defined to ensure ecosystem stability:
Maximum total supply: 10 billion SIGN tokens.
The circulating supply at listing: Approximately 1.2 billion tokens (12% of the total) were set to be available for trading at launch in April 2025.
Vesting schedules: Strict timelines were designed for investors and the team to ensure no massive and sudden sell-offs that could affect the price.
4. Use cases and technological innovation
What distinguishes the SIGN currency is its high utility within the system; it is not just a speculation tool, but is used in:
Payment of documentation fees: Any process of issuing a certificate or documenting information requires payment in currency.
Governance system: Token holders participate in decision-making related to the future of the protocol.
Zero-Knowledge Proofs (ZK Proofs): The currency allows access to privacy tools that enable users to prove their identities or data without disclosing sensitive information.
5. Listing and growth
The currency officially started trading on April 28, 2025. Once launched, it was integrated into major platforms like TokenTable for managing token distribution for other projects, increasing demand for it. The project also included buybacks from the market to enhance its value and stability.
Conclusion:
The Sign project represents the infrastructure for data sovereignty in the future. With a team comprising experts from prestigious universities like Harvard and Berkeley, and solid financial support, the currency has established itself as one of the most important 'Web 3' projects that bridge traditional and decentralized systems.
Would you like to know more about the platforms that currently support trading SIGN or how to participate in staking operations #SignDigitalSovereignInfra $SIGN

