# 📐  L2 Spec — Enhanced Oil Recovery (EOR) Modeling — Nominal + Mismatch Specs

**ID:** `L2-462-001` · **Status:** ⊙ Testnet (genesis catalog)
**Parents:** ⬆ Principle [`L1-462`](/artifact/l1/L1-462)

> **🎯 Tolerance (ε):** expression
> **⚖ Difficulty score:** 0.38 · **Delta tier:** 5
> **⛓ On-chain block:** 41555283

---

## 1. Domain Ω

**Type:** `range`

| Parameter | Unit | Range |
|---|---|---|
| Injection pv | — | 0.1 – 3.0 |
| Temperature f | — | 100 – 350 |
| Mobility ratio m | m | 0.1 – 10.0 |
| Dykstra parsons v dp | — | 0.3 – 0.9 |

## 2. Tolerance (ε)

**Type:** `fn`

```
2 + 1 * (mobility_ratio_M / 1.5) ** 0.3
```

## 3. Difficulty

| Property | Value |
|---|---|
| Difficulty score | 0.38 |
| Delta tier | 5 |

## 4. Fingerprint

`94ce2cef9fd8e9dfcfab9ef1ed94f9336a0a07ce1a47fa107334626347efef3d`

## 5. On-chain Registration

- **Chain hash:** `0x064c5c71818001470d3a668dd9035f32cdb6a03ae8a946ae46ee8c4b6d8e9891`
- **Chain tx hash:** `0x97f5d0c840a23cc8a3b5266a99b65e6d8b12f49ce06343fa2127198009a38a47`
- **Chain block:** `41555283`

---

## File Mapping

This bundle consists of: `L2-462-001.md`, `L2-462-001.json`.

| File | Role | How to regenerate |
|------|------|-------------------|
| `L2-462-001.md` | Source of truth — edit this | Human or LLM |
| `L2-462-001.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 `L2-462-001`._
_Edit it, regenerate the JSON, and submit at [/submit](/submit) to claim the artifact._