# ☆ L3 Benchmark — T1_nominal
**ID:** `L3-283-001-001-T1` · **Status:** ⊙ Testnet (genesis catalog)
**Parents:** ⬆ Spec [`L2-283-001`](/artifact/l2/L2-283-001) · ⬆ Principle [`L1-283`](/artifact/l1/L1-283)
> **🏷 Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
> **🎯 Threshold (ε):** `6.0`
> **📊 Baselines:** 3 reference solvers benchmarked
> **⛓ On-chain block:** 41554070
---
## 🏷 1. Benchmark Profile
**Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
## 2. Operating Point (Ω-tier)
| Parameter | Unit | Value |
|---|---|---|
| H | px | 128 |
| W | px | 128 |
| Z | — | 32 |
| Snr db | dB | 30 |
| N electrodes | — | 64 |
| N quadrupoles | — | 1000 |
| Topography error | — | 0 |
| Anisotropy unmodelled | — | 0 |
| Electrode contact error | — | 0 |
## 3. Success Threshold (ε)
`ε = 6.0`
## 4. Baseline Solvers
| Name | Metric | Score | Q | SSIM | SAM° |
|---|---|---|---|---|---|
| ResIPy | res_rel_error_percent | 6.5 | 0.88 | — | — |
| BERT | res_rel_error_percent | 6.0 | 0.88 | — | — |
| ERT-Net | res_rel_error_percent | 5.0 | 0.88 | — | — |
## 5. Registration Metadata
| Property | Value |
|---|---|
| D ibench | 0.14 |
| Rho | 1 |
| Principle id | L1-283 |
| Spec id | L2-283-001 |
**Benchmark hash:** `1b073727d1f9b0dd31969ae12990742f77d0e6beeb6ac565ea6f0c04d6cd2bb0`
## 6. On-chain Registration
- **Chain hash:** `0xe67716ac4428b3c5a025ebe110d06699f51866af0ce51294484e72d8c176042d`
- **Chain tx hash:** `0xabc91ac92f159db408f2d5794c5ad861b2374ba0db3b18e3108e559e8b73de84`
- **Chain block:** `41554070`
---
## File Mapping
This bundle consists of: `L3-283-001-001-T1.md`, `L3-283-001-001-T1.json`.
| File | Role | How to regenerate |
|------|------|-------------------|
| `L3-283-001-001-T1.md` | Source of truth — edit this | Human or LLM |
| `L3-283-001-001-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 `L3-283-001-001-T1`._
_Edit it, regenerate the JSON, and submit at [/submit](/submit) to claim the artifact._