# ☆ L3 Benchmark — T1_nominal
**ID:** `L3-121-001-001-T1` · **Status:** ⊙ Testnet (genesis catalog)
**Parents:** ⬆ Spec [`L2-121-001`](/artifact/l2/L2-121-001) · ⬆ Principle [`L1-121`](/artifact/l1/L1-121)
> **🏷 Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
> **🎯 Threshold (ε):** `24.0`
> **📊 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 |
|---|---|---|
| H | px | 256 |
| W | px | 4096 |
| Snr db | dB | 20 |
| N sensors | — | 32 |
| Lift off mm | mm | 1 |
| Velocity mps | — | 1 |
| Velocity effect | — | 0 |
| Liftoff variation | — | 0 |
| External interference | — | 0 |
| Magnetization non uniformity | — | 0 |
## 3. Success Threshold (ε)
`ε = 24.0`
## 4. Baseline Solvers
| Name | Metric | Score | Q | SSIM | SAM° |
|---|---|---|---|---|---|
| Dipole-Model | — | 22.0 | 0.88 | — | — |
| NN-MFL | — | 24.5 | 0.88 | — | — |
| Deep-MFL | — | 27.0 | 0.88 | — | — |
## 5. Registration Metadata
| Property | Value |
|---|---|
| D ibench | 0.14 |
| Rho | 1 |
| Principle id | L1-121 |
| Spec id | L2-121-001 |
**Benchmark hash:** `0ff7a73b3d02ef6bd2e23f9dbc268ec1b55788ebc714734fde56e3ac982b94bd`
## 6. On-chain Registration
- **Chain hash:** `0x4329de1ddecf588f83993f3112729609f9e242543b25525766f230cffc6ec5c2`
- **Chain tx hash:** `0xe7c6621abc57c5407d6506a49d6f2c26b1747cb560dd574f4f24390308a8583c`
- **Chain block:** `41554218`
---
## File Mapping
This bundle consists of: `L3-121-001-001-T1.md`, `L3-121-001-001-T1.json`.
| File | Role | How to regenerate |
|------|------|-------------------|
| `L3-121-001-001-T1.md` | Source of truth — edit this | Human or LLM |
| `L3-121-001-001-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 `L3-121-001-001-T1`._
_Edit it, regenerate the JSON, and submit at [/submit](/submit) to claim the artifact._