# ☆  L3 Benchmark — T1_nominal

**ID:** `L3-176-001-001-T1` · **Status:** ⊙ Testnet (genesis catalog)
**Parents:** ⬆ Spec [`L2-176-001`](/artifact/l2/L2-176-001) · ⬆ Principle [`L1-176`](/artifact/l1/L1-176)

> **🏷 Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
> **🎯 Threshold (ε):** `20.0`
> **📊 Baselines:** 3 reference solvers benchmarked
> **⛓ On-chain block:** 41553972

---

## 🏷 1. Benchmark Profile

**Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`

## 2. Operating Point (Ω-tier)

| Parameter | Unit | Value |
|---|---|---|
| H | px | 256 |
| W | px | 256 |
| Z | — | 128 |
| Snr db | dB | 30 |
| C mu error | — | 0 |
| C eps error | — | 0 |
| Sigma k error | — | 0 |
| Wall fn error | — | 0 |

## 3. Success Threshold (ε)

`ε = 20.0`

## 4. Baseline Solvers

| Name | Metric | Score | Q | SSIM | SAM° |
|---|---|---|---|---|---|
| FLUENT-k-eps | PSNR_dB | 18.5 | 0.88 | — | — |
| OpenFOAM-k-eps | PSNR_dB | 19.0 | 0.88 | — | — |
| RANS-NN-closure | PSNR_dB | 20.5 | 0.88 | — | — |

## 5. Registration Metadata

| Property | Value |
|---|---|
| D ibench | 0.14 |
| Rho | 1 |
| Principle id | L1-176 |
| Spec id | L2-176-001 |

**Benchmark hash:** `ab582f2a7df4ed833e95e3ee087cda981e3ac54e83f64948d0e1396db39f5490`

## 6. On-chain Registration

- **Chain hash:** `0xe24845ef475b311a1af05d8458e10128e46eaf47a5b2ed403d8dad7f1b5e9b59`
- **Chain tx hash:** `0x6d797ba08a81bed0164cc91dd787a05d44a8e47f7cd1edad6617a8a235811263`
- **Chain block:** `41553972`

---

## File Mapping

This bundle consists of: `L3-176-001-001-T1.md`, `L3-176-001-001-T1.json`.

| File | Role | How to regenerate |
|------|------|-------------------|
| `L3-176-001-001-T1.md` | Source of truth — edit this | Human or LLM |
| `L3-176-001-001-T1.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 `L3-176-001-001-T1`._
_Edit it, regenerate the JSON, and submit at [/submit](/submit) to claim the artifact._