# ☆ L3 Benchmark — T1_nominal
**ID:** `L3-037-001-001-T1` · **Status:** ⊙ Testnet (genesis catalog)
**Parents:** ⬆ Spec [`L2-037-001`](/artifact/l2/L2-037-001) · ⬆ Principle [`L1-037`](/artifact/l1/L1-037)
> **🏷 Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
> **🎯 Threshold (ε):** `30.0`
> **📊 Baselines:** 3 reference solvers benchmarked
> **⛓ On-chain block:** 41552982
---
## 🏷 1. Benchmark Profile
**Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
## 2. Operating Point (Ω-tier)
| Parameter | Unit | Value |
|---|---|---|
| H | px | 1024 |
| W | px | 512 |
| Mas | — | 10 |
| Kvp hi | — | 140 |
| Kvp lo | — | 70 |
| Pixel mm | mm | 0.5 |
| Beam hardening | — | 0 |
| Calibration drift | — | 0 |
| Patient alignment | — | 0 |
| Fat fraction variation | — | 0 |
## 3. Success Threshold (ε)
`ε = 30.0`
## 4. Baseline Solvers
| Name | Metric | Score | Q | SSIM | SAM° |
|---|---|---|---|---|---|
| Dual-Energy-LS | — | 27.5 | 0.88 | — | — |
| Iterative-Dual | — | 29.5 | 0.88 | — | — |
| DEXA-Net | — | 32.0 | 0.88 | — | — |
## 5. Registration Metadata
| Property | Value |
|---|---|
| D ibench | 0.14 |
| Rho | 1 |
| Principle id | L1-037 |
| Spec id | L2-037-001 |
**Benchmark hash:** `3e793cb4344f23fa83ca74be15934e3bb2f402917cae77ace02948a2731ac090`
## 6. On-chain Registration
- **Chain hash:** `0x913cd1a76dca8c38fed641fbc85d319f3e5c81af644ab47863c532d1b0509445`
- **Chain tx hash:** `0x48b18be1d73afdfab48ad8709697488a5e4ac418ebb610b21d68ba8cfaa08199`
- **Chain block:** `41552982`
---
## File Mapping
This bundle consists of: `L3-037-001-001-T1.md`, `L3-037-001-001-T1.json`.
| File | Role | How to regenerate |
|------|------|-------------------|
| `L3-037-001-001-T1.md` | Source of truth — edit this | Human or LLM |
| `L3-037-001-001-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 `L3-037-001-001-T1`._
_Edit it, regenerate the JSON, and submit at [/submit](/submit) to claim the artifact._