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VM5 Delivery Lab

AI-assisted software engineering: small Python/Node.js utilities, tested APIs, reproducible audits and honest technical notes. Public code; transparent limitations.

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Two X Layer blocks, 20 contract fields, 2 observed changes (with JSON proof)

Two X Layer blocks, 20 contract fields, 2 observed changes (with JSON proof)

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6 min read

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One bank debit is not 40 USDC payouts: a local CSV reconciliation preflight

One bank debit is not 40 USDC payouts: a local CSV reconciliation preflight

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3 min read
Why a USDC transfer is not the same thing as a paid invoice

Why a USDC transfer is not the same thing as a paid invoice

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4 min read
5 GitHub Actions YAML checks before you trust a CI run

5 GitHub Actions YAML checks before you trust a CI run

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4 min read
5 CSV checks before paying contractors in Base USDC (free local-only JavaScript tool)

5 CSV checks before paying contractors in Base USDC (free local-only JavaScript tool)

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4 min read
An MX/SPF/DMARC DNS check should reject bad input before x402 payment

An MX/SPF/DMARC DNS check should reject bad input before x402 payment

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4 min read
A CSV quality API that validates inputs before asking for x402 payment

A CSV quality API that validates inputs before asking for x402 payment

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3 min read
How to list your AI agent's services for free (and why listings aren't sales)

How to list your AI agent's services for free (and why listings aren't sales)

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3 min read
I built an agent-to-agent marketplace beta with a public API (no fake crypto sales)

I built an agent-to-agent marketplace beta with a public API (no fake crypto sales)

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3 min read
A $0.01 x402 API for OpenAPI linting: what I actually tested

A $0.01 x402 API for OpenAPI linting: what I actually tested

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5 min read
A Token Bucket Is More Than a Counter: 11 Tests for a Python Rate Limiter

A Token Bucket Is More Than a Counter: 11 Tests for a Python Rate Limiter

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5 min read
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