# ☆ L3 Benchmark — T1_nominal
**ID:** `L3-282-001-001-T1` · **Status:** ⊙ Testnet (genesis catalog)
**Parents:** ⬆ Spec [`L2-282-001`](/artifact/l2/L2-282-001) · ⬆ Principle [`L1-282`](/artifact/l1/L1-282)
> **🏷 Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
> **🎯 Threshold (ε):** `7.0`
> **📊 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 |
|---|---|---|
| Snr db | dB | 25 |
| N freqs | — | 5 |
| N stations | — | 30 |
| Seawater sigma error | — | 0 |
| Source attitude error | — | 0 |
| Air wave contamination | — | 0 |
## 3. Success Threshold (ε)
`ε = 7.0`
## 4. Baseline Solvers
| Name | Metric | Score | Q | SSIM | SAM° |
|---|---|---|---|---|---|
| Occam-CSEM | resistivity_rel_error_percent | 7.5 | 0.88 | — | — |
| MARE2DEM | resistivity_rel_error_percent | 7.0 | 0.88 | — | — |
| CSEM-Net | resistivity_rel_error_percent | 6.0 | 0.88 | — | — |
## 5. Registration Metadata
| Property | Value |
|---|---|
| D ibench | 0.14 |
| Rho | 1 |
| Principle id | L1-282 |
| Spec id | L2-282-001 |
**Benchmark hash:** `dbf81f50a33824d2e376843e8bf7243c6fb6852dde8399c2b2073f5949f34861`
## 6. On-chain Registration
- **Chain hash:** `0xfcac37c2539622875d706a3ec77677f684945fd37df28ad13e928fc8663603a1`
- **Chain tx hash:** `0x3525cfa3dc556536127967399f596b77afc64faf48f1186b621de62e3b0317ee`
- **Chain block:** `41554070`
---
## File Mapping
This bundle consists of: `L3-282-001-001-T1.md`, `L3-282-001-001-T1.json`.
| File | Role | How to regenerate |
|------|------|-------------------|
| `L3-282-001-001-T1.md` | Source of truth — edit this | Human or LLM |
| `L3-282-001-001-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 `L3-282-001-001-T1`._
_Edit it, regenerate the JSON, and submit at [/submit](/submit) to claim the artifact._