External sources and standards

Product, architecture and development

• GitHub Spec Kit
• GitHub: Spec-Driven Development
• GitHub: Agentic SDD
• Microsoft Learn: Developing in Agentic AI Systems
• Google Cloud: Event-driven architecture with Pub/Sub
• Google Cloud: GKE Autopilot overview

Messaging and artifact distribution

• AWS: Transactional Outbox pattern
• Microsoft Azure Architecture Center: Transactional Outbox pattern
• Helm: Use OCI-based registries
• Open Container Initiative: Distribution Specification
• Open Container Initiative: Image and Distribution specifications 1.1

Blockchain and persistence

• EIP-7702
• ERC-4337
• ERC-7201
• Bitcoin Developer Guide: Transactions
• Cardano Docs: Extended UTXO model
• CIP-1852: HD Wallets for Cardano
• Cardano governance reference relevant to ChatterPay
• PostgreSQL: JSON Types
• LI.FI Documentation