# ☆ L3 Benchmark — T1_nominal
**ID:** `L3-356-001-001-T1` · **Status:** ⊙ Testnet (genesis catalog)
**Parents:** ⬆ Spec [`L2-356-001`](/artifact/l2/L2-356-001) · ⬆ Principle [`L1-356`](/artifact/l1/L1-356)
> **🏷 Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
> **🎯 Threshold (ε):** `0.002`
> **📊 Baselines:** 3 reference solvers benchmarked
> **⛓ On-chain block:** 41554104
---
## 🏷 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 | 30 |
| N groups | — | 8 |
| Xs error | — | 0 |
| Burnup error | — | 0 |
| Reflector error | — | 0 |
| Power shape error | — | 0 |
## 3. Success Threshold (ε)
`ε = 0.002`
## 4. Baseline Solvers
| Name | Metric | Score | Q | SSIM | SAM° |
|---|---|---|---|---|---|
| MCNP-kcode | k_eff_absolute_error | 0.002 | 0.88 | — | — |
| OpenMC | k_eff_absolute_error | 0.002 | 0.88 | — | — |
| Serpent | k_eff_absolute_error | 0.002 | 0.88 | — | — |
## 5. Registration Metadata
| Property | Value |
|---|---|
| D ibench | 0.14 |
| Rho | 1 |
| Principle id | L1-356 |
| Spec id | L2-356-001 |
**Benchmark hash:** `6eb0138531c13fd921ceca1bd67428610fae6cc099d7f93057a5b4e185d7ea66`
## 6. On-chain Registration
- **Chain hash:** `0x87a02601602d2a5b158c111ca3bb83cc86ef03423a2cd7965223e21ea9d55e20`
- **Chain tx hash:** `0xa90166705ec40b95dc89ddff1b536a3914b4d122a2af5ac670de3b463aeea911`
- **Chain block:** `41554104`
---
## File Mapping
This bundle consists of: `L3-356-001-001-T1.md`, `L3-356-001-001-T1.json`.
| File | Role | How to regenerate |
|------|------|-------------------|
| `L3-356-001-001-T1.md` | Source of truth — edit this | Human or LLM |
| `L3-356-001-001-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 `L3-356-001-001-T1`._
_Edit it, regenerate the JSON, and submit at [/submit](/submit) to claim the artifact._