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Technical writing

Deep dives on verifiable document intelligence, x402 payments, cryptographic proofs, and building trustworthy AI agents.

Where are DocImprint technical deep-dives?

The DocImprint blog at /blog publishes 1,500+ word posts on x402 micropayments, Merkle citation proofs, evidence bundle architecture, MCP integration, and chain-of-custody for legal workflows — with runnable curl examples.

Which blog post explains verifiable document memory?

Start with /blog/verifiable-document-memory-architecture for architecture tradeoffs vs RAG, /blog/tamper-evident-evidence-bundles for bundle concepts, and /blog/merkle-proofs-document-citations for cryptographic citation grounding.

Which post covers x402 agent payments?

/blog/x402-http-payment-protocol explains HTTP 402 USDC flows on Base. /blog/x402-vs-api-keys compares wallet pay-per-call vs API key monthly credits.

July 1, 2026 · 7 min read

What is the Model Context Protocol and why document tools need it

MCP turns document APIs into first-class tools for AI agents. Here is how it works, why it matters, and how to connect DocImprint's 14 document intelligence tools to any MCP-compatible agent.

June 26, 2026 · 6 min read

x402 vs API keys: when to use each auth model for AI agents

A practical decision guide for developers and agent builders choosing between x402 USDC micropayments and API key billing for document intelligence APIs.

June 24, 2026 · 8 min read

How to build a PDF chain-of-custody system with cryptographic hashes

A step-by-step guide to capturing, hashing, notarizing, and legally holding PDF documents so they hold up in court, audits, and compliance reviews.

June 19, 2026 · 9 min read

Merkle proofs for document citations: how to ground AI outputs cryptographically

How binary Merkle trees over document chunks enable paragraph-level citation proofs that any agent or auditor can verify without trusting the extraction server.

June 17, 2026 · 10 min read

Verifiable document memory for AI agents: architecture and tradeoffs

Why AI agents need more than RAG, how verifiable document memory works end-to-end, and the architectural decisions behind DocImprint's evidence bundle stack.

June 12, 2026 · 7 min read

What is a tamper-evident evidence bundle?

An evidence bundle is a cryptographically signed package of document artifacts whose integrity can be verified offline, without trusting the server that created it.

June 10, 2026 · 8 min read

x402: the HTTP payment protocol that lets AI agents pay per call

How HTTP 402 Payment Required enables autonomous AI agents to pay for API calls with USDC on Base — no account, no API key, no human in the loop.