# ☆ L3 Benchmark — T1_nominal
**ID:** `L3-122-001-001-T1` · **Status:** ⊙ Testnet (genesis catalog)
**Parents:** ⬆ Spec [`L2-122-001`](/artifact/l2/L2-122-001) · ⬆ Principle [`L1-122`](/artifact/l1/L1-122)
> **🏷 Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
> **🎯 Threshold (ε):** `22.0`
> **📊 Baselines:** 3 reference solvers benchmarked
> **⛓ On-chain block:** 41554218
---
## 🏷 1. Benchmark Profile
**Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
## 2. Operating Point (Ω-tier)
| Parameter | Unit | Value |
|---|---|---|
| F khz | kHz | 40 |
| N time | — | 4096 |
| Snr db | dB | 25 |
| N modes | — | 2 |
| Range m | m | 30 |
| Mode mixing | — | 0 |
| Temperature drift | — | 0 |
| Coating attenuation | — | 0 |
| Support reflections | — | 0 |
## 3. Success Threshold (ε)
`ε = 22.0`
## 4. Baseline Solvers
| Name | Metric | Score | Q | SSIM | SAM° |
|---|---|---|---|---|---|
| Matched-Filter | — | 20.0 | 0.88 | — | — |
| Dispersion-Compensation | — | 22.5 | 0.88 | — | — |
| GW-RNN | — | 25.0 | 0.88 | — | — |
## 5. Registration Metadata
| Property | Value |
|---|---|
| D ibench | 0.14 |
| Rho | 1 |
| Principle id | L1-122 |
| Spec id | L2-122-001 |
**Benchmark hash:** `f5be52f3d774991a0add08ddba796f3620b72b46ce4e8c44f686433d488b80e1`
## 6. On-chain Registration
- **Chain hash:** `0xcdd1dfe6a90e66c94ef7c9f8996cf57988836a421da7e2c903b4fe273cfa1e63`
- **Chain tx hash:** `0xd0a7078a6bfe8c297628187a15276e6eb462c8de21e5e7085a7c87017c6b421e`
- **Chain block:** `41554218`
---
## File Mapping
This bundle consists of: `L3-122-001-001-T1.md`, `L3-122-001-001-T1.json`.
| File | Role | How to regenerate |
|------|------|-------------------|
| `L3-122-001-001-T1.md` | Source of truth — edit this | Human or LLM |
| `L3-122-001-001-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 `L3-122-001-001-T1`._
_Edit it, regenerate the JSON, and submit at [/submit](/submit) to claim the artifact._