# ☆ L3 Benchmark — T1_nominal
**ID:** `L3-194-001-001-T1` · **Status:** ⊙ Testnet (genesis catalog)
**Parents:** ⬆ Spec [`L2-194-001`](/artifact/l2/L2-194-001) · ⬆ Principle [`L1-194`](/artifact/l1/L1-194)
> **🏷 Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
> **🎯 Threshold (ε):** `18.0`
> **📊 Baselines:** 3 reference solvers benchmarked
> **⛓ On-chain block:** 41553981
---
## 🏷 1. Benchmark Profile
**Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
## 2. Operating Point (Ω-tier)
| Parameter | Unit | Value |
|---|---|---|
| Snr db | dB | 25 |
| N times | — | 1000 |
| N fluid dof | — | 100000 |
| N solid dof | — | 10000 |
| Added mass error | — | 0 |
| Mesh motion error | — | 0 |
| Solid damping error | — | 0 |
| Interface mapping error | — | 0 |
## 3. Success Threshold (ε)
`ε = 18.0`
## 4. Baseline Solvers
| Name | Metric | Score | Q | SSIM | SAM° |
|---|---|---|---|---|---|
| preCICE-FSI | PSNR_dB | 17.0 | 0.88 | — | — |
| FEniCS-FSI | PSNR_dB | 17.5 | 0.88 | — | — |
| FSI-Net | PSNR_dB | 18.5 | 0.88 | — | — |
## 5. Registration Metadata
| Property | Value |
|---|---|
| D ibench | 0.14 |
| Rho | 1 |
| Principle id | L1-194 |
| Spec id | L2-194-001 |
**Benchmark hash:** `aca742dc16808cc0a348f55cd379835ef3f8c8433ff44ccae47a78ce5ef25e76`
## 6. On-chain Registration
- **Chain hash:** `0x49f0c1f0f5e39568d212f218c1cf37cbd4ca94d5216f3f4a05b209bbb7e0395d`
- **Chain tx hash:** `0xc8afde6a9d69906d899d6ab4cee55ae817cac158a030b34311d6e23f1f38ec58`
- **Chain block:** `41553981`
---
## File Mapping
This bundle consists of: `L3-194-001-001-T1.md`, `L3-194-001-001-T1.json`.
| File | Role | How to regenerate |
|------|------|-------------------|
| `L3-194-001-001-T1.md` | Source of truth — edit this | Human or LLM |
| `L3-194-001-001-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 `L3-194-001-001-T1`._
_Edit it, regenerate the JSON, and submit at [/submit](/submit) to claim the artifact._