# 📐  L2 Spec — Age-Related Macular Degeneration OCT Grading (PWDR) — Spec Skeleton

**ID:** `L2-530-001` · **Status:** ⊙ Testnet (genesis catalog)
**Parents:** ⬆ Principle [`L1-530`](/artifact/l1/L1-530)

> **🎯 Tolerance (ε):** expression
> **⚖ Difficulty score:** 0.5 · **Delta tier:** 5
> **⛓ On-chain block:** 41553377

---

## 1. Domain Ω

**Type:** `range`

| Parameter | Unit | Range |
|---|---|---|
| H | px | 128 – 1024 |
| W | px | 128 – 1024 |
| Z | — | 32 – 512 |
| Snr db | dB | [NEEDS_HAND_AUTHORING: bounds] |
| Media opacity | — | [NEEDS_HAND_AUTHORING: bounds] |
| Wavelength nm | nm | [NEEDS_HAND_AUTHORING: bounds] |
| Patient motion | — | [NEEDS_HAND_AUTHORING: bounds] |
| Macular centration | — | [NEEDS_HAND_AUTHORING: bounds] |
| Shadowing artifact | — | [NEEDS_HAND_AUTHORING: bounds] |
| Axial resolution um | µm | [NEEDS_HAND_AUTHORING: bounds] |
| Lateral resolution um | µm | [NEEDS_HAND_AUTHORING: bounds] |
| Vitreous floater artifact | — | [NEEDS_HAND_AUTHORING: bounds] |
| Manual grader inter rater kappa | — | [NEEDS_HAND_AUTHORING: bounds] |

## 2. Tolerance (ε)

**Type:** `fn`

```
0.85_accuracy
```

## 3. Difficulty

| Property | Value |
|---|---|
| Difficulty score | 0.5 |
| Delta tier | 5 |

## 4. Fingerprint

`0440e119c1cee11173a8691879a4f49993b2e4502edb380c217979da4fdba8a5`

## 5. On-chain Registration

- **Chain hash:** `0x520bd656427d069d511cb7a862e58b351c847cde7c1b403d34873f6bd83e5ce2`
- **Chain tx hash:** `0xead1ae14e677d39fee6ce21d7b0f7f82fd159179b4042ddabd57558c0b1467d0`
- **Chain block:** `41553377`

---

## File Mapping

This bundle consists of: `L2-530-001.md`, `L2-530-001.json`.

| File | Role | How to regenerate |
|------|------|-------------------|
| `L2-530-001.md` | Source of truth — edit this | Human or LLM |
| `L2-530-001.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 `L2-530-001`._
_Edit it, regenerate the JSON, and submit at [/submit](/submit) to claim the artifact._