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    <title>Developers Forum for XinFin XDC Network: Vincent Chen</title>
    <description>The latest articles on Developers Forum for XinFin XDC Network by Vincent Chen (@supra_vinny).</description>
    <link>https://www.xdc.dev/supra_vinny</link>
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      <title>Developers Forum for XinFin XDC Network: Vincent Chen</title>
      <link>https://www.xdc.dev/supra_vinny</link>
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      <title>Supra Oracle and VRF Deployment Grant</title>
      <dc:creator>Vincent Chen</dc:creator>
      <pubDate>Mon, 04 Dec 2023 19:24:14 +0000</pubDate>
      <link>https://www.xdc.dev/supra_vinny/supra-oracle-and-vrf-deployment-grant-483p</link>
      <guid>https://www.xdc.dev/supra_vinny/supra-oracle-and-vrf-deployment-grant-483p</guid>
      <description>&lt;p&gt;&lt;strong&gt;Applicant Details:&lt;/strong&gt;&lt;/p&gt;

&lt;p&gt;&lt;em&gt;Personal Information:&lt;/em&gt;&lt;br&gt;
Vincent Chen&lt;br&gt;
&lt;a href="mailto:v.chen@supraoracles.com"&gt;v.chen@supraoracles.com&lt;/a&gt;&lt;/p&gt;

&lt;p&gt;&lt;em&gt;About you:&lt;/em&gt;&lt;br&gt;
Team background and bios can be found&lt;a href="https://supraoracles.com/about/"&gt; here&lt;/a&gt;. The &lt;a href="https://supraoracles.com/research-team/"&gt;research team&lt;/a&gt; is led by Dr. Aniket Kate, inventor of KZG Polynomial Commitments used in Ethereum 2.0 scaling / danksharding. &lt;br&gt;
The team is working at Supra full-time.&lt;/p&gt;

&lt;p&gt;&lt;strong&gt;Grant Application Details:&lt;/strong&gt;&lt;/p&gt;

&lt;p&gt;&lt;em&gt;Grant Category:&lt;/em&gt;&lt;br&gt;
Applications and Integrations&lt;/p&gt;

&lt;p&gt;&lt;em&gt;Project Description:&lt;/em&gt;&lt;br&gt;
Supra is a middleware network pioneering cross-chain solutions across L1 and L2 ecosystems to power Web3 applications. Supra as an “IntraLayer” is a powerful framework that brings a novel framework of solutions together - oracles, VRFs, and a native cross-chain messaging protocol through singular shared-security infrastructure.&lt;/p&gt;

&lt;p&gt;Supra provides decentralized oracle price feeds that can be used for on-chain and off-chain use-cases such as spot and perpetual DEXes, lending protocols, and payments protocols. Supra’s oracle chain and consensus algorithm makes it the fastest-to-finality oracle provider, with layer-1 security guarantees. Aside from speed and security, Supra’s rotating node architecture gathers data from 20+ data sources and applies a robust calculation methodology to get the most accurate value. The node provenance on the &lt;a href="https://supraoracles.com/data"&gt;data dashboard&lt;/a&gt; also provides a fully transparent historical audit trail. Supra’s &lt;a href="https://supraoracles.com/docs/SupraOracles-DORA-Whitepaper.pdf"&gt;Distributed Oracle Agreement (DORA)&lt;/a&gt; paper was accepted into ICDCS 2023, the oldest distributed systems conference.&lt;/p&gt;

&lt;p&gt;Supra’s &lt;a href="https://supraoracles.com/vrf-product/"&gt;Distributed Verifiable Random Function (dVRF) &lt;/a&gt; solution provides unbiased, unpredictable, and provably fair randomness for blockchain gaming and casinoFi use-cases such as loot boxes, NFT-minting, character upgrades, odds-based games, and on-chain lotteries. Supra’s VRF design uses a novel non-interactive Distributed Key Generation (NI-DKG), allowing it to be very low-latency and cryptographically secure. Here’s a &lt;a href="https://drive.google.com/open?id=1cWxzr3hQOHi22cGI3_PGzUlyovqwqnQk&amp;amp;usp=drive_fs"&gt;VRF one-pager&lt;/a&gt;. Supra’s &lt;a href="https://supraoracles.com/docs/SupraOracles-VRF-Service-Whitepaper.pdf"&gt;dVRF paper&lt;/a&gt; was accepted into ACM CCS 2023, a top cybersecurity conference.&lt;/p&gt;

&lt;p&gt;Learn more through our decks, videos, litepapers and whitepapers &lt;a href="https://supraoracles.com/research/"&gt;here&lt;/a&gt;. Check out our developer docs &lt;a href="https://supraoracles.com/docs/overview/"&gt;here&lt;/a&gt;.&lt;/p&gt;

&lt;p&gt;Website: &lt;a href="https://supra.com"&gt;https://supra.com&lt;/a&gt;&lt;br&gt;
Github: &lt;a href="https://github.com/Entropy-Foundation"&gt;https://github.com/Entropy-Foundation&lt;/a&gt;&lt;br&gt;
X: &lt;a href="https://twitter.com/supraoracles"&gt;https://twitter.com/supraoracles&lt;/a&gt;&lt;/p&gt;

&lt;p&gt;&lt;em&gt;Project Goals and Aspirations:&lt;/em&gt;&lt;br&gt;
This grant will allow us to allocate the necessary backend/infrastructure, smart contract, and full stack developers to deploy oracle price feed (pull and push models), as well as decentralized verifiable random function (dVRF) services to XDC Network.&lt;/p&gt;

&lt;p&gt;Supra’s oracle price feed and dVRF services are superior to competitors in terms of being low-latency and gas-efficient while maintaining layer-1 security guarantees.&lt;/p&gt;

&lt;p&gt;&lt;em&gt;Milestones&lt;/em&gt;&lt;br&gt;
Oracle price feeds and dVRF are deployed on 21 mainnets, and we plan to continue to deploy to promising ecosystems like XDC, and be on 40+ mainnets by the end of Q1 2024.&lt;br&gt;
The EVM/Solidity implementations for oracle price feeds and dVRF are already audited.&lt;/p&gt;

&lt;p&gt;We support 172 active trading pairs, and plan to continue to add. FX data is rolling out soon, and we’re looking into equities data. &lt;/p&gt;

&lt;p&gt;Cross-chain messaging and automation are on the roadmap for 2024. &lt;/p&gt;

&lt;p&gt;Supra has 650K emailing list, 232K X followers, 156K Discord users, 29K Telegram members.&lt;/p&gt;

&lt;p&gt;&lt;em&gt;Budget:&lt;/em&gt;&lt;br&gt;
$50,000 worth of XDC (or USDC) to allocate resources to deploy Supra oracle price feed and dVRF services to XDC mainnet. We’ll liquidate to fund the development.&lt;/p&gt;

&lt;p&gt;To prioritize this, we will allocate:&lt;/p&gt;

&lt;p&gt;1 backend/infrastructure developer&lt;br&gt;
2 smart contract developers&lt;br&gt;
1 full stack developer&lt;/p&gt;

&lt;p&gt;with an estimated timeline of 4-6 weeks for mainnet deployment. The services will be available for testing on testnet before then.&lt;/p&gt;

&lt;p&gt;&lt;em&gt;Sustainability:&lt;/em&gt;&lt;br&gt;
All Supra services (now and in the future) will be revenue-generating: oracle price feeds, dVRF, cross-chain messaging, automation.&lt;/p&gt;

&lt;p&gt;&lt;em&gt;Legal:&lt;/em&gt;&lt;br&gt;
Entropy Foundation, (Switzerland: CHE.383.364.961)&lt;br&gt;
Address:&lt;br&gt;
Sielva Management SA&lt;br&gt;
Gubelstrasse 11&lt;br&gt;
Zug, Switzerland 6300&lt;/p&gt;

&lt;p&gt;&lt;em&gt;Recipient:&lt;/em&gt; &lt;br&gt;
Entropy Foundation&lt;/p&gt;

&lt;p&gt;&lt;em&gt;Additional Information&lt;/em&gt;&lt;br&gt;
We can help with custom price feeds relevant to the XDC ecosystem, and support deFi/gameFi dapps.&lt;/p&gt;

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      <category>proposal</category>
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