# ☆ L3 Benchmark — T1_nominal
**ID:** `L3-174-001-001-T1` · **Status:** ⊙ Testnet (genesis catalog)
**Parents:** ⬆ Spec [`L2-174-001`](/artifact/l2/L2-174-001) · ⬆ Principle [`L1-174`](/artifact/l1/L1-174)
> **🏷 Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
> **🎯 Threshold (ε):** `24.0`
> **📊 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 |
|---|---|---|
| N y | — | 200 |
| Re x | — | 1e+06 |
| Snr db | dB | 30 |
| Re x error | — | 0 |
| Roughness error | — | 0 |
| Pressure gradient error | — | 0 |
## 3. Success Threshold (ε)
`ε = 24.0`
## 4. Baseline Solvers
| Name | Metric | Score | Q | SSIM | SAM° |
|---|---|---|---|---|---|
| Blasius | PSNR_dB | 23.0 | 0.88 | — | — |
| Falkner-Skan | PSNR_dB | 23.5 | 0.88 | — | — |
| BL-NN | PSNR_dB | 25.0 | 0.88 | — | — |
## 5. Registration Metadata
| Property | Value |
|---|---|
| D ibench | 0.14 |
| Rho | 1 |
| Principle id | L1-174 |
| Spec id | L2-174-001 |
**Benchmark hash:** `8f73c2e4ac9fd52b5f0299f42cc17856cf039f99c21949b53fb3496de5e2c6e5`
## 6. On-chain Registration
- **Chain hash:** `0xf2b030b3d5c8bf619d60a04a61897a7090d275b1fc254b0d1085e35a43586ca7`
- **Chain tx hash:** `0xba1a7f47a7f36e09946223535ba03ada028ebc9616215d2cf449fcd617363528`
- **Chain block:** `41553972`
---
## File Mapping
This bundle consists of: `L3-174-001-001-T1.md`, `L3-174-001-001-T1.json`.
| File | Role | How to regenerate |
|------|------|-------------------|
| `L3-174-001-001-T1.md` | Source of truth — edit this | Human or LLM |
| `L3-174-001-001-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 `L3-174-001-001-T1`._
_Edit it, regenerate the JSON, and submit at [/submit](/submit) to claim the artifact._