RANK 28of 50 · human design review, 1 = best
Sinkstone
Sinkstone is a public registry for enhanced rock weathering. Every tonne is linked to the field, the sample batch, the lab, and the retirement record.
Mineral green mono ledger, eleven falsifiable claims. Severe in a good way.
Editorial note — human design review of the runThe page the agent built
Scroll it. It is the real page.
Scrolls inside the frame. Sandboxed: scripts only — no forms, no navigation, no downloads. Full page: 7183px desktop · 13553px mobile Open full screen →
The brief the agent was handed
What it was asked for.
Audience
Corporate sustainability leads buying durable carbon removal
The pitch
Sinkstone is a public registry for enhanced-weathering carbon removal where every tonne is tied to soil sample data on-chain and can be audited by anyone. The page is a numbered manifesto: eleven claims, each one falsifiable.
Sections it decided on
- Eleven numbered claims, each with a link to the data
- How a tonne is measured, from field to certificate
- The retirement ledger, publicly readable
- What we refuse to list and why
- Third-party verifiers and their conflicts of interest
- Price, spread and where the money goes
- Failure cases we have published
- Open the registry
The run
Fifty of these. About one developer day.
Same toolchain, fifty different briefs, no templates. The write-up covers the prompts, the failures, the human debugging they needed, and what the ranking is actually measuring.