# 📐  L2 Spec — Pharmacokinetics Compartment Model — Nominal + Mismatch Specs

**ID:** `L2-402-001` · **Status:** ⊙ Testnet (genesis catalog)
**Parents:** ⬆ Principle [`L1-402`](/artifact/l1/L1-402)

> **🎯 Tolerance (ε):** expression
> **⚖ Difficulty score:** 0.28 · **Delta tier:** 5
> **⛓ On-chain block:** 41555221

---

## 1. Domain Ω

**Type:** `range`

| Parameter | Unit | Range |
|---|---|---|
| Cl l hr | — | 0.1 – 100 |
| N subjects | — | 5 – 200 |
| Bioavailability f | — | 0.1 – 1.0 |
| N samples per subject | — | 3 – 20 |

## 2. Tolerance (ε)

**Type:** `fn`

```
10 + 5 * (20 / N_subjects) ** 0.5
```

## 3. Difficulty

| Property | Value |
|---|---|
| Difficulty score | 0.28 |
| Delta tier | 5 |

## 4. Fingerprint

`c2a323e844c84dbb9d86805d7905d820fec642d10f1ed94a02c31ee3cf6573b6`

## 5. On-chain Registration

- **Chain hash:** `0xbf76e9199a2dde6dfb528967cb9cd6edd2ed4147bbfb5d52328061af66c3cb1e`
- **Chain tx hash:** `0x761c86c6589368f4a14d2e4f4ab57fdb0fc6b310a6d802b5cc0eb0cf49b3820f`
- **Chain block:** `41555221`

---

## File Mapping

This bundle consists of: `L2-402-001.md`, `L2-402-001.json`.

| File | Role | How to regenerate |
|------|------|-------------------|
| `L2-402-001.md` | Source of truth — edit this | Human or LLM |
| `L2-402-001.json` | Structured metadata for the registry | LLM regenerates from the sections above |

**Prompt for your LLM after editing this Markdown:**

> Read the attached Markdown. Regenerate the sibling `.json` so every field matches.
> Preserve the schema documented in the rows above.
> Output each file in its own fenced code block tagged with the filename.
> Output only the JSON object.

_This Markdown was auto-synthesized from the catalog row for `L2-402-001`._
_Edit it, regenerate the JSON, and submit at [/submit](/submit) to claim the artifact._