# ☆ L3 Benchmark — T1_nominal
**ID:** `L3-497-001-001-T1` · **Status:** ⊙ Testnet (genesis catalog)
**Parents:** ⬆ Spec [`L2-497-001`](/artifact/l2/L2-497-001) · ⬆ Principle [`L1-497`](/artifact/l1/L1-497)
> **🏷 Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
> **🎯 Threshold (ε):** `0.03`
> **📊 Baselines:** 3 reference solvers benchmarked
> **⛓ On-chain block:** 41554147
---
## 🏷 1. Benchmark Profile
**Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
Phonon Boltzmann Transport Equation at rho=1.
## 2. Operating Point (Ω-tier)
| Parameter | Unit | Value |
|---|---|---|
| T k | — | 300 |
| N q grid | — | 16 |
| Grain size um | µm | 10 |
| Isotope naturality | — | 1 |
## 3. Success Threshold (ε)
`ε = 0.03`
## 4. Baseline Solvers
| Name | Metric | Score | Q | SSIM | SAM° |
|---|---|---|---|---|---|
| ShengBTE | — | 0.04 | 0.82 | — | — |
| AlmaBTE | — | 0.048 | 0.78 | — | — |
| BTE-Net | — | 0.03 | 0.92 | — | — |
## 5. Registration Metadata
| Property | Value |
|---|---|
| D ibench | 0.15 |
| Rho | 1 |
| Principle id | L1-497 |
| Spec id | L2-497-001 |
**Benchmark hash:** `d700665e7e21e42597bcdffa53b86cd953197afd992e2d7cf2b7c15ffccb7ee7`
## 6. On-chain Registration
- **Chain hash:** `0x99992e35f6fa26e1209760d83f3a719d4377d8e0a8219a02cdb5ee2e80d11aa6`
- **Chain tx hash:** `0x0e1058a2be6562dd6134b9f65108fe7651191bcaace9910479a6b70d8b6e2b7b`
- **Chain block:** `41554147`
---
## File Mapping
This bundle consists of: `L3-497-001-001-T1.md`, `L3-497-001-001-T1.json`.
| File | Role | How to regenerate |
|------|------|-------------------|
| `L3-497-001-001-T1.md` | Source of truth — edit this | Human or LLM |
| `L3-497-001-001-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 `L3-497-001-001-T1`._
_Edit it, regenerate the JSON, and submit at [/submit](/submit) to claim the artifact._