# ☆ L3 Benchmark — T1_nominal
**ID:** `L3-370-001-001-T1` · **Status:** ⊙ Testnet (genesis catalog)
**Parents:** ⬆ Spec [`L2-370-001`](/artifact/l2/L2-370-001) · ⬆ Principle [`L1-370`](/artifact/l1/L1-370)
> **🏷 Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
> **🎯 Threshold (ε):** `1.2`
> **📊 Baselines:** 2 reference solvers benchmarked
> **⛓ On-chain block:** 41555183
---
## 🏷 1. Benchmark Profile
**Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
Standard Astrophysics conditions, clean data, calibrated model.
## 2. Operating Point (Ω-tier)
| Parameter | Unit | Value |
|---|---|---|
| N modes | — | 200 |
| Mass msun | — | 1 |
| Metallicity z | — | 0.02 |
| Noise sigma microhz | — | 0.1 |
| Opacity uncertainty | — | 0 |
| Surface term offset | — | 0 |
| Mode misidentification | — | 0 |
## 3. Success Threshold (ε)
`ε = 1.2`
## 4. Baseline Solvers
| Name | Metric | Score | Q | SSIM | SAM° |
|---|---|---|---|---|---|
| SOLA_inversion | sound_speed_inversion_chi2 | 1.3 | 0.87 | — | — |
| OLA_Backus_Gilbert | sound_speed_inversion_chi2 | 1.15 | 0.77 | — | — |
## 5. Registration Metadata
| Property | Value |
|---|---|
| D ibench | 0.15 |
| Rho | 1 |
| Principle id | L1-370 |
| Spec id | L2-370-001 |
**Benchmark hash:** `65d8957592eca4e9d5b019b437515bc96b572e327c7e1a962be8ae53a7576e49`
## 6. On-chain Registration
- **Chain hash:** `0xc76c0a5da163a198c0eb745770f2f37268015caace3b9ad7ed39adbb9cb82716`
- **Chain tx hash:** `0xe8bd9d584159c1c19d2e4e518542dca4f28160435d660d1ed34d7ecebab0490b`
- **Chain block:** `41555183`
---
## File Mapping
This bundle consists of: `L3-370-001-001-T1.md`, `L3-370-001-001-T1.json`.
| File | Role | How to regenerate |
|------|------|-------------------|
| `L3-370-001-001-T1.md` | Source of truth — edit this | Human or LLM |
| `L3-370-001-001-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 `L3-370-001-001-T1`._
_Edit it, regenerate the JSON, and submit at [/submit](/submit) to claim the artifact._