Trustless Web3 Infrastructure

Core Tech for aTrustless Web3 Stack

Cryptographic proofs instead of trust: access Ethereum and EVM chains with answers you can verify in your own process—not on faith in a provider.

Don't trust. Verify! Always!
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Infrastructure

Our Products

Trustless blockchain access for any application. From verification to privacy to autonomous systems.

Colibri Stateless Client
Core Verification Infrastructure

Colibri Stateless Client

Trustless Blockchain Access. With Built-in Privacy.

Colibri is a fully verifying stateless client for Ethereum and EVM-compatible chains. It enables applications to access and validate blockchain data locally using cryptographic proofs, without relying on trusted RPC providers.

Trustless verification of consensus and execution layer
No state sync required (stateless architecture)
Embedded privacy via Pragmatic Adaptive Privacy (PAP)
Local transaction simulation on verified state
Works in mobile, web, and IoT environments
Minimal bandwidth and resource requirements

Only Solution Combining All Three

Trustless verification
Stateless architecture
Integrated privacy
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vRPC

vRPC

RPC Responses You Can Verify.

Blockchain data together with cryptographic proofs. Drop-in replacement for traditional RPC while removing the need to trust infrastructure providers.

Drop-in replacement for traditional RPC
Proof-bound responses
No trust assumptions toward providers
Works with or without local Colibri client
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In Development
Transaction Security Agent

Transaction Security Agent

Understand and Verify Transactions Before You Sign.

Security and privacy layer that analyzes, simulates, validates, and explains transactions before signing. Ensures users understand transaction effects based on verified state.

Local simulation on verified blockchain state
Detection of malicious or unexpected behavior
Privacy-preserving request handling
AI based transaction simulation analysis
Designed for wallet and dApp integration
In Development
Coming Soon
IoT/Embedded Framework

IoT/Embedded Framework

Blockchain Verification for Constrained Devices.

Framework for integrating trustless blockchain verification into IoT and embedded systems with limited resources and intermittent connectivity.

Ultra-light verification (no full node required)
Optimized for low bandwidth and storage
Offline-capable architecture
Native integration (C / embedded environments)
Coming Soon
Coming Soon
AI Agentic Framework

AI Agentic Framework

Trustless Data and Verfication for Autonomous Agents.

Framework that enables AI agents to operate on verifiable blockchain data and execute actions securely with deterministic guarantees.

Verifiable inputs for AI decision-making
On-chain permission and access control
Deterministic and auditable actions
Integration with transaction security layer
Coming Soon
Ecosystem

Built with Colibri

Applications that bring Colibri's trustless verification model to end users — from image authenticity to on-device blockchain proofs.

ColiCam

iOS · Android

Trust what you see.

The verification-first camera. Every image captured with ColiCam carries a cryptographic proof of its origin — device attestation, timestamp, and pixel-level hash — and is permanently registered onchain. Anyone can independently verify any image against the public registry. No servers, no intermediaries.

  • Cryptographic proof generated at capture — not after the fact
  • Onchain registration within seconds, immutable and publicly queryable
  • Independent verification without trusting any server or third party
  • Images never leave the device; only the proof is registered
ColiCam screenshot 1

ColiCam product page and store links will follow when the app is publicly available.

Explore Colibri technology
Services

Our Services

We provide end-to-end services for building and deploying trustless blockchain infrastructure. From core technology development to consulting and maintenance, we help organizations embrace decentralized technologies for real-world applications.

25+
Years Experience
L1/L2
Network Support
ZK
Proof Technology
100%
Trustless
C
FOUNDER AND LEADERSHIP

Our Team

Jork Leonhardt

Jork Leonhardt

Co-Founder and Co-CEO

Jork has more than 20 years of experience in technical consulting, project management, and business development. In 2022, he co-founded corpus.ventures to advance decentralized technologies beyond research and into real-world applications. At corpus.core, he oversees business strategy, operations, and partnerships, driving the development and adoption of the colibri client.

Steffen Kux

Steffen Kux

Co-Founder and Co-CEO

Steffen has more than 25 years of experience in method development and software engineering. Since 2017, he has been exploring how Web3 technologies can drive real-world innovation. In 2022, he co-founded corpus.ventures to build decentralized infrastructure for new applications. Today, he focuses on the development of the colibri client, where he is working on technical architecture, real world use-cases, ...

Simon Jentzsch

Simon Jentzsch

Co-Founder and CTO

Simon has more than 25 years of experience in software engineering and system architecture. Active in the blockchain space since 2013, he co-founded Slock.it and contributed to the creation of TheDAO. In 2024, he joined corpus.ventures to help develop decentralized technologies for real-world use cases. At corpus.core, he focuses on product architecture, scalability, and the development of the colibri client.

OUR TECHNICAL ADVISORS AND PARTNERS

Our Advisors

Christoph Jentzsch

Christoph Jentzsch

Co-Founder & CEO of tokenize.it

Christoph Jentzsch is an entrepreneur and investor focused on advancing decentralized technologies. After contributing to Ethereum and co-founding Slock.it, where he initiated TheDAO, he dedicated his work to building open and self-sovereign Web3 infrastructures. Today, he leads Tokenize.it and is supporting the next generation of decentralized applications and startups.

Visit tokenize.it
Corpus Core Insights

Our Blog

Deep dives into Web3, blockchain technology, and the future of decentralized infrastructure.

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Daily Memes

Short takes from our feed — a new image most days. Tap the center card to enlarge.

FAQ

Frequently Asked Questions

Everything you need to know about Colibri and how it works.

Contact

Contact Us

Interested in working with us or learning more about our technology? Reach out to explore collaborations, partnerships, or opportunities to build with decentralized infrastructure.

Location

Mittweida, Germany

Email

contact@corpuscore.tech

Response Time

Within 24-48 hours

Location Map
Mittweida, Germany