feat: add marketplace metrics, privacy features, and service registry endpoints

- Add Prometheus metrics for marketplace API throughput and error rates with new dashboard panels
- Implement confidential transaction models with encryption support and access control
- Add key management system with registration, rotation, and audit logging
- Create services and registry routers for service discovery and management
- Integrate ZK proof generation for privacy-preserving receipts
- Add metrics instru

research/consortium/executive_summary.md

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+# AITBC Research Consortium - Executive Summary
+
+## Vision
+
+Establishing AITBC as the global leader in next-generation blockchain technology through collaborative research in consensus mechanisms, scalability solutions, and privacy-preserving AI applications.
+
+## Research Portfolio Overview
+
+### 1. Next-Generation Consensus
+**Hybrid PoA/PoS Mechanism**
+- **Innovation**: Dynamic switching between FAST (100ms), BALANCED (1s), and SECURE (5s) modes
+- **Performance**: Up to 50,000 TPS with sub-second finality
+- **Security**: Dual validation requiring both authority and stake signatures
+- **Status**: ✅ Research complete ✅ Working prototype available
+
+### 2. Blockchain Scaling
+**Sharding & Rollup Architecture**
+- **Target**: 100,000+ TPS through horizontal scaling
+- **Features**: State sharding, ZK-rollups, cross-shard communication
+- **AI Optimization**: Efficient storage for large models, on-chain inference
+- **Status**: ✅ Research complete ✅ Architecture designed
+
+### 3. Zero-Knowledge Applications
+**Privacy-Preserving AI**
+- **Applications**: Private inference, verifiable ML, ZK identity
+- **Performance**: 10x proof generation improvement target
+- **Innovation**: Recursive proofs for complex workflows
+- **Status**: ✅ Research complete ✅ Circuit library designed
+
+### 4. Advanced Governance
+**Liquid Democracy & AI Assistance**
+- **Features**: Flexible delegation, AI-powered recommendations
+- **Adaptation**: Self-evolving governance parameters
+- **Cross-Chain**: Coordinated governance across networks
+- **Status**: ✅ Research complete ✅ Framework specified
+
+### 5. Sustainable Economics
+**Dynamic Tokenomics**
+- **Model**: Adaptive inflation, value capture mechanisms
+- **Stability**: Algorithmic stabilization with reserves
+- **Incentives**: Behavior-aligned reward systems
+- **Status**: ✅ Research complete ✅ Models validated
+
+## Consortium Structure
+
+### Membership Tiers
+- **Founding Members**: $500K/year, steering committee seat
+- **Research Partners**: $100K/year, working group participation
+- **Associate Members**: $25K/year, observer status
+
+### Governance
+- **Steering Committee**: 5 industry + 5 academic + 5 AITBC
+- **Research Council**: Technical working groups
+- **Executive Director**: Day-to-day management
+
+### Budget
+- **Annual**: $10M
+- **Research**: 60% ($6M)
+- **Operations**: 25% ($2.5M)
+- **Contingency**: 15% ($1.5M)
+
+## Value Proposition
+
+### For Industry Partners
+- **Early Access**: First implementation of research outcomes
+- **Influence**: Shape research direction through working groups
+- **IP Rights**: Licensing rights for commercial use
+- **Talent**: Access to top researchers and graduates
+
+### For Academic Partners
+- **Funding**: Research grants and resource support
+- **Collaboration**: Industry-relevant research problems
+- **Publication**: High-impact papers and conferences
+- **Infrastructure**: Testnet and computing resources
+
+### For the Ecosystem
+- **Innovation**: Accelerated blockchain evolution
+- **Standards**: Industry-wide interoperability
+- **Education**: Developer training and knowledge sharing
+- **Open Source**: Reference implementations for all
+
+## Implementation Roadmap
+
+### Year 1: Foundation
+- Q1: Consortium formation, member recruitment
+- Q2: Research teams established, initial projects
+- Q3: First whitepapers published
+- Q4: Prototype deployments on testnet
+
+### Year 2: Expansion
+- Q1: New research tracks added
+- Q2: Industry partnerships expanded
+- Q3: Production implementations
+- Q4: Standardization proposals submitted
+
+### Year 3: Maturity
+- Q1: Cross-industry adoption
+- Q2: Research outcomes commercialized
+- Q3: Self-sustainability achieved
+- Q4: Succession planning initiated
+
+## Success Metrics
+
+### Technical
+- 10+ whitepapers published
+- 5+ production implementations
+- 100+ TPS baseline achieved
+- 3+ security audits passed
+
+### Adoption
+- 50+ active members
+- 10+ enterprise partners
+- 1000+ developers trained
+- 5+ standards adopted
+
+### Impact
+- Industry thought leadership
+- Academic citations
+- Open source adoption
+- Community growth
+
+## Next Steps
+
+### Immediate (30 Days)
+1. Finalize legal structure
+2. Recruit 5 founding members
+3. Establish research teams
+4. Launch collaboration platform
+
+### Short-term (90 Days)
+1. Onboard 20 total members
+2. Kick off first research projects
+3. Publish initial whitepapers
+4. Host inaugural summit
+
+### Long-term (12 Months)
+1. Deliver production-ready innovations
+2. Establish thought leadership
+3. Achieve self-sustainability
+4. Expand research scope
+
+## Contact
+
+**Research Consortium Office**
+- Email: research@aitbc.io
+- Website: https://research.aitbc.io
+- Phone: +1-555-RESEARCH
+
+**Key Contacts**
+- Executive Director: director@aitbc.io
+- Research Partnerships: partners@aitbc.io
+- Media Inquiries: media@aitbc.io
+
+---
+
+*Join us in shaping the future of blockchain technology. Together, we can build the next generation of decentralized systems that power the global digital economy.*