# Pre-Registration Desk

Source: https://dinand.com/experiments/pre-registration-desk/app/
Author: Dinand Tinholt

> Write a study plan as numbers, freeze it under a SHA-256 hash, amend it with chained addenda, and later check a result against what was registered.

Worked examples, one per hypothesis type

Each row comes from a public campaign page at dinand.com/research. Measured values are what the page reports; none ship as inputs.
| Type | Row | What the page reports |
| --- | --- | --- |

## Live preview

```

```

Canonical form: every string NFC-normalised, keys sorted at every level, two-space indent, LF line ends, no trailing newline, UTF-8. The hash covers the `registration` object in exactly this form, frozen time included.

---
Site guide for AI agents: https://dinand.com/llms.txt