# ☆ L3 Benchmark — T1_nominal
**ID:** `L3-444-001-001-T1` · **Status:** ⊙ Testnet (genesis catalog)
**Parents:** ⬆ Spec [`L2-444-001`](/artifact/l2/L2-444-001) · ⬆ Principle [`L1-444`](/artifact/l1/L1-444)
> **🏷 Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
> **🎯 Threshold (ε):** `0.6`
> **📊 Baselines:** 2 reference solvers benchmarked
> **⛓ On-chain block:** 41555266
---
## 🏷 1. Benchmark Profile
**Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
Standard Computational Finance conditions, clean data, calibrated model.
## 2. Operating Point (Ω-tier)
| Parameter | Unit | Value |
|---|---|---|
| N assets | — | 50 |
| T lookback days | — | 252 |
| Risk aversion lambda | — | 1 |
| Estimation error sigma mu | — | 0.01 |
| Transaction cost turnover | — | 0 |
| Covariance matrix instability | — | 0 |
| Estimation error expected returns | — | 0 |
## 3. Success Threshold (ε)
`ε = 0.6`
## 4. Baseline Solvers
| Name | Metric | Score | Q | SSIM | SAM° |
|---|---|---|---|---|---|
| sample_covariance_MV | out_of_sample_Sharpe_ratio | 0.5 | 0.67 | — | — |
| Ledoit_Wolf_shrinkage | out_of_sample_Sharpe_ratio | 0.65 | 0.87 | — | — |
## 5. Registration Metadata
| Property | Value |
|---|---|
| D ibench | 0.15 |
| Rho | 1 |
| Principle id | L1-444 |
| Spec id | L2-444-001 |
**Benchmark hash:** `c891a6159ad39765d13bbbba85491c64373b541dbb399134b0474c899eaad397`
## 6. On-chain Registration
- **Chain hash:** `0xc5561f639cde62e53ff64ea031e6b1e6b589f61a9a249e9026faafef202c4644`
- **Chain tx hash:** `0xfb70492665da2d5c2b269e3b44f18b1dbfd10a6dd7d261a216f83cceea39693f`
- **Chain block:** `41555266`
---
## File Mapping
This bundle consists of: `L3-444-001-001-T1.md`, `L3-444-001-001-T1.json`.
| File | Role | How to regenerate |
|------|------|-------------------|
| `L3-444-001-001-T1.md` | Source of truth — edit this | Human or LLM |
| `L3-444-001-001-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 `L3-444-001-001-T1`._
_Edit it, regenerate the JSON, and submit at [/submit](/submit) to claim the artifact._