# ☆ L3 Benchmark — T1_nominal
**ID:** `L3-032-001-001-T1` · **Status:** ⊙ Testnet (genesis catalog)
**Parents:** ⬆ Spec [`L2-032-001`](/artifact/l2/L2-032-001) · ⬆ Principle [`L1-032`](/artifact/l1/L1-032)
> **🏷 Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
> **🎯 Threshold (ε):** `28.0`
> **📊 Baselines:** 3 reference solvers benchmarked
> **⛓ On-chain block:** 41553391
---
## 🏷 1. Benchmark Profile
**Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
## 2. Operating Point (Ω-tier)
| Parameter | Unit | Value |
|---|---|---|
| F mhz | MHz | 5 |
| Snr db | dB | 25 |
| N lines | — | 256 |
| Depth cm | — | 15 |
| Shadowing | — | 0 |
| N elements | — | 128 |
| Reverberation | — | 0 |
| Probe pressure | — | 0 |
| Acoustic attenuation | — | 0.1 |
| Speed of sound error | — | 0 |
## 3. Success Threshold (ε)
`ε = 28.0`
## 4. Baseline Solvers
| Name | Metric | Score | Q | SSIM | SAM° |
|---|---|---|---|---|---|
| Delay-Sum | — | 26.0 | 0.88 | — | — |
| MVDR | — | 27.5 | 0.88 | — | — |
| US-UNet | — | 29.5 | 0.88 | — | — |
## 5. Registration Metadata
| Property | Value |
|---|---|
| D ibench | 0.14 |
| Rho | 1 |
| Principle id | L1-032 |
| Spec id | L2-032-001 |
**Benchmark hash:** `cc9235891e3799baa2844525a15d9a52ae61ddbc30e457ba9aa88cefaf504e5f`
## 6. On-chain Registration
- **Chain hash:** `0xf20546b596db14866b5745f7d6ff54a3438d99947afe87c49dfa1bfba83ddd25`
- **Chain tx hash:** `0x14e32c03438fdc8de5d60ee6ec8f491301e91b4aacf331afbd9378ae3ed63196`
- **Chain block:** `41553391`
---
## File Mapping
This bundle consists of: `L3-032-001-001-T1.md`, `L3-032-001-001-T1.json`.
| File | Role | How to regenerate |
|------|------|-------------------|
| `L3-032-001-001-T1.md` | Source of truth — edit this | Human or LLM |
| `L3-032-001-001-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 `L3-032-001-001-T1`._
_Edit it, regenerate the JSON, and submit at [/submit](/submit) to claim the artifact._