# ☆  L3 Benchmark — T1_nominal

**ID:** `L3-274-001-001-T1` · **Status:** ⊙ Testnet (genesis catalog)
**Parents:** ⬆ Spec [`L2-274-001`](/artifact/l2/L2-274-001) · ⬆ Principle [`L1-274`](/artifact/l1/L1-274)

> **🏷 Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
> **🎯 Threshold (ε):** `4.0`
> **📊 Baselines:** 3 reference solvers benchmarked
> **⛓ On-chain block:** 41554057

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## 🏷 1. Benchmark Profile

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

## 2. Operating Point (Ω-tier)

| Parameter | Unit | Value |
|---|---|---|
| Snr db | dB | 25 |
| N freqs | — | 60 |
| N layers | — | 10 |
| Vp prior error | — | 0 |
| Density prior error | — | 0 |
| Higher mode contamination | — | 0 |

## 3. Success Threshold (ε)

`ε = 4.0`

## 4. Baseline Solvers

| Name | Metric | Score | Q | SSIM | SAM° |
|---|---|---|---|---|---|
| Park-MASW | Vs_rel_error_percent | 4.5 | 0.88 | — | — |
| Wang-f-k | Vs_rel_error_percent | 4.0 | 0.88 | — | — |
| MASW-NN | Vs_rel_error_percent | 3.2 | 0.88 | — | — |

## 5. Registration Metadata

| Property | Value |
|---|---|
| D ibench | 0.14 |
| Rho | 1 |
| Principle id | L1-274 |
| Spec id | L2-274-001 |

**Benchmark hash:** `e642cdd1984faff8d6bffb8335b98ba492f4eaab67f232ccafdb474532aab10b`

## 6. On-chain Registration

- **Chain hash:** `0x58c5302ca210ee19094c5c565f797d2edefcf956df92bce7dcc0329c41402813`
- **Chain tx hash:** `0x361640cf650961a88faa424a609736e8e5ffaf81ce70cb00ef5443e60cdca61c`
- **Chain block:** `41554057`

---

## File Mapping

This bundle consists of: `L3-274-001-001-T1.md`, `L3-274-001-001-T1.json`.

| File | Role | How to regenerate |
|------|------|-------------------|
| `L3-274-001-001-T1.md` | Source of truth — edit this | Human or LLM |
| `L3-274-001-001-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 `L3-274-001-001-T1`._
_Edit it, regenerate the JSON, and submit at [/submit](/submit) to claim the artifact._