Shikhar SinghShikhar Singh
Dubai, UAE
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Selected essays on AI systems, identity, infrastructure, and the engineering decisions behind them.

Sep 2025
The Agentic Wallet: Designing Key Management for Non-Human Signers
13 min read
Aug 2025
Building on Canton: The Private Blockchain That Actually Runs Production Finance
14 min read
Jul 2025
The ZK Identity Trilemma: Privacy, Verifiability, and Machine-Readability
15 min read
Jul 2025
I Built 10 Web3 Products. Here's What I'd Delete.Featured
16 min read
Jun 2025
Cross-Chain State: A Field Guide to Not Losing Money
13 min read
Jun 2025
Why AI Agents Need a Payment Layer, Not Just an API KeyFeatured
14 min read
Oct 2024
Privacy-First Architecture in Web3
5 min read
Jan 2024
Designing a Restaking Protocol from Zero: Architecture Decisions at NexusFiFeatured
16 min read
Feb 2022
Cross-Chain Bridges: What 'Trust Minimized' Actually Means
13 min read
Oct 2021
How Liquidity Aggregators Actually Work: A Developer's View from the Inside
12 min read