# ☆ L3 Benchmark — T1_nominal
**ID:** `L3-452-001-001-T1` · **Status:** ⊙ Testnet (genesis catalog)
**Parents:** ⬆ Spec [`L2-452-001`](/artifact/l2/L2-452-001) · ⬆ Principle [`L1-452`](/artifact/l1/L1-452)
> **🏷 Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
> **🎯 Threshold (ε):** `0.0`
> **📊 Baselines:** 2 reference solvers benchmarked
> **⛓ On-chain block:** 41555284
---
## 🏷 1. Benchmark Profile
**Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
Standard Robotics conditions, clean data, calibrated model.
## 2. Operating Point (Ω-tier)
| Parameter | Unit | Value |
|---|---|---|
| N bodies | — | 5 |
| N constraints | — | 3 |
| Baumgarte alpha | — | 20 |
| Simulation steps | — | 1000 |
| Index reduction error | — | 0 |
| Contact model uncertainty | — | 0 |
| Constraint drift accumulation | — | 0 |
## 3. Success Threshold (ε)
`ε = 0.0`
## 4. Baseline Solvers
| Name | Metric | Score | Q | SSIM | SAM° |
|---|---|---|---|---|---|
| Baumgarte_stabilization | constraint_violation_norm | 0.0 | 0.0 | — | — |
| RATTLE_symplectic | constraint_violation_norm | 0.0 | 0.0 | — | — |
## 5. Registration Metadata
| Property | Value |
|---|---|
| D ibench | 0.15 |
| Rho | 1 |
| Principle id | L1-452 |
| Spec id | L2-452-001 |
**Benchmark hash:** `10b47c675781d23c4b0830ae4b2fab0161c6d598edd74fda10a770f9924f62e9`
## 6. On-chain Registration
- **Chain hash:** `0x18d31fd1b4fcd0e63eae961b73f450d86e970ec6ecc5fcd4f25a549b666dc7f5`
- **Chain tx hash:** `0x4fee5e0b4ee8e77d0684ec195a05f7a96d1d771f1af86cdbf2ee308c010030ce`
- **Chain block:** `41555284`
---
## File Mapping
This bundle consists of: `L3-452-001-001-T1.md`, `L3-452-001-001-T1.json`.
| File | Role | How to regenerate |
|------|------|-------------------|
| `L3-452-001-001-T1.md` | Source of truth — edit this | Human or LLM |
| `L3-452-001-001-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 `L3-452-001-001-T1`._
_Edit it, regenerate the JSON, and submit at [/submit](/submit) to claim the artifact._