# ☆ L3 Benchmark — T1_nominal
**ID:** `L3-197-001-001-T1` · **Status:** ⊙ Testnet (genesis catalog)
**Parents:** ⬆ Spec [`L2-197-001`](/artifact/l2/L2-197-001) · ⬆ Principle [`L1-197`](/artifact/l1/L1-197)
> **🏷 Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
> **🎯 Threshold (ε):** `22.0`
> **📊 Baselines:** 3 reference solvers benchmarked
> **⛓ On-chain block:** 41554040
---
## 🏷 1. Benchmark Profile
**Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
## 2. Operating Point (Ω-tier)
| Parameter | Unit | Value |
|---|---|---|
| H | px | 256 |
| W | px | 256 |
| Pr | — | 0.7 |
| Re | — | 50000 |
| Snr db | dB | 30 |
| Pr error | — | 0 |
| Re error | — | 0 |
| Freestream t error | — | 0 |
| Wall emissivity error | — | 0 |
## 3. Success Threshold (ε)
`ε = 22.0`
## 4. Baseline Solvers
| Name | Metric | Score | Q | SSIM | SAM° |
|---|---|---|---|---|---|
| Gnielinski | PSNR_dB | 20.0 | 0.88 | — | — |
| CFD-RANS | PSNR_dB | 22.5 | 0.88 | — | — |
| Conv-NN | PSNR_dB | 23.5 | 0.88 | — | — |
## 5. Registration Metadata
| Property | Value |
|---|---|
| D ibench | 0.14 |
| Rho | 1 |
| Principle id | L1-197 |
| Spec id | L2-197-001 |
**Benchmark hash:** `6934edff99af4bf0376fac005317c45cc83a7f2d2bc1911ed68292c9c43f20b3`
## 6. On-chain Registration
- **Chain hash:** `0x3411f01e573bbbb15560f73609a96c441e1c8293d7ea8e142295c845c2c7359c`
- **Chain tx hash:** `0x36d13d2858a43fcece92f5dd50d6f2f6f480b60f3ddca89062e92f25875baa40`
- **Chain block:** `41554040`
---
## File Mapping
This bundle consists of: `L3-197-001-001-T1.md`, `L3-197-001-001-T1.json`.
| File | Role | How to regenerate |
|------|------|-------------------|
| `L3-197-001-001-T1.md` | Source of truth — edit this | Human or LLM |
| `L3-197-001-001-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 `L3-197-001-001-T1`._
_Edit it, regenerate the JSON, and submit at [/submit](/submit) to claim the artifact._