# ☆ L3 Benchmark — T1_nominal
**ID:** `L3-069-001-001-T1` · **Status:** ⊙ Testnet (genesis catalog)
**Parents:** ⬆ Spec [`L2-069-001`](/artifact/l2/L2-069-001) · ⬆ Principle [`L1-069`](/artifact/l1/L1-069)
> **🏷 Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
> **🎯 Threshold (ε):** `20.0`
> **📊 Baselines:** 3 reference solvers benchmarked
> **⛓ On-chain block:** 41552983
---
## 🏷 1. Benchmark Profile
**Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
## 2. Operating Point (Ω-tier)
| Parameter | Unit | Value |
|---|---|---|
| H | px | 128 |
| W | px | 128 |
| Z | — | 64 |
| Snr db | dB | 20 |
| N harmonics | — | 20 |
| F drive khz | kHz | 25 |
| Spatial relaxation | — | 0 |
| Tracer distribution | — | 0 |
| Drive field harmonics | — | 0 |
| Coil sensitivity error | — | 0 |
## 3. Success Threshold (ε)
`ε = 20.0`
## 4. Baseline Solvers
| Name | Metric | Score | Q | SSIM | SAM° |
|---|---|---|---|---|---|
| Kaczmarz | — | 17.5 | 0.88 | — | — |
| ADMM-MPI | — | 20.0 | 0.88 | — | — |
| MPI-Net | — | 22.5 | 0.88 | — | — |
## 5. Registration Metadata
| Property | Value |
|---|---|
| D ibench | 0.14 |
| Rho | 1 |
| Principle id | L1-069 |
| Spec id | L2-069-001 |
**Benchmark hash:** `72acab2e51ad25981ee6a250cd031df122b0e6c22457cdc658779eb58aa0db8e`
## 6. On-chain Registration
- **Chain hash:** `0xa5c848c94a6380158a4f921cb41b1a64bb1c6141c1b60123cfafd89c959716f0`
- **Chain tx hash:** `0xab3c64851d3cb729026a42a7d7cebe513b6c25cb2198ba010ad9582d62eac35c`
- **Chain block:** `41552983`
---
## File Mapping
This bundle consists of: `L3-069-001-001-T1.md`, `L3-069-001-001-T1.json`.
| File | Role | How to regenerate |
|------|------|-------------------|
| `L3-069-001-001-T1.md` | Source of truth — edit this | Human or LLM |
| `L3-069-001-001-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 `L3-069-001-001-T1`._
_Edit it, regenerate the JSON, and submit at [/submit](/submit) to claim the artifact._