# ☆ L3 Benchmark — T1_nominal
**ID:** `L3-114-001-001-T1` · **Status:** ⊙ Testnet (genesis catalog)
**Parents:** ⬆ Spec [`L2-114-001`](/artifact/l2/L2-114-001) · ⬆ Principle [`L1-114`](/artifact/l1/L1-114)
> **🏷 Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
> **🎯 Threshold (ε):** `25.0`
> **📊 Baselines:** 3 reference solvers benchmarked
> **⛓ On-chain block:** 41554205
---
## 🏷 1. Benchmark Profile
**Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
## 2. Operating Point (Ω-tier)
| Parameter | Unit | Value |
|---|---|---|
| H | px | 256 |
| W | px | 256 |
| F khz | kHz | 100 |
| Snr db | dB | 25 |
| Probe tilt | — | 0 |
| Edge effect | — | 0 |
| Lift off mm | mm | 0.5 |
| Lift off variation | — | 0 |
| Conductivity variation | — | 0 |
## 3. Success Threshold (ε)
`ε = 25.0`
## 4. Baseline Solvers
| Name | Metric | Score | Q | SSIM | SAM° |
|---|---|---|---|---|---|
| Impedance-Plane | — | 22.5 | 0.88 | — | — |
| Kalman-Compensation | — | 24.0 | 0.88 | — | — |
| EC-CNN | — | 27.0 | 0.88 | — | — |
## 5. Registration Metadata
| Property | Value |
|---|---|
| D ibench | 0.14 |
| Rho | 1 |
| Principle id | L1-114 |
| Spec id | L2-114-001 |
**Benchmark hash:** `939392dd46938cc8f47b05b47a1814fc59a9b5f642a991c0b776f1c4da973555`
## 6. On-chain Registration
- **Chain hash:** `0xd67691235e45e323c864f2b43e615788548493d4432436e4603c947314009479`
- **Chain tx hash:** `0xed7751010a0dba82d2de7f30b2cdffb1da8733dcf90d00b6ccbde4ef126f85e4`
- **Chain block:** `41554205`
---
## File Mapping
This bundle consists of: `L3-114-001-001-T1.md`, `L3-114-001-001-T1.json`.
| File | Role | How to regenerate |
|------|------|-------------------|
| `L3-114-001-001-T1.md` | Source of truth — edit this | Human or LLM |
| `L3-114-001-001-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 `L3-114-001-001-T1`._
_Edit it, regenerate the JSON, and submit at [/submit](/submit) to claim the artifact._