# ☆ L3 Benchmark — T1_nominal
**ID:** `L3-381-001-001-T1` · **Status:** ⊙ Testnet (genesis catalog)
**Parents:** ⬆ Spec [`L2-381-001`](/artifact/l2/L2-381-001) · ⬆ Principle [`L1-381`](/artifact/l1/L1-381)
> **🏷 Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
> **🎯 Threshold (ε):** `0.8`
> **📊 Baselines:** 2 reference solvers benchmarked
> **⛓ On-chain block:** 41555203
---
## 🏷 1. Benchmark Profile
**Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
Standard Astrophysics conditions, clean data, calibrated model.
## 2. Operating Point (Ω-tier)
| Parameter | Unit | Value |
|---|---|---|
| Median z | — | 0.3 |
| Malmquist bias | — | 0 |
| Peculiar v kms | — | 200 |
| N sn hubble flow | — | 500 |
| Photometric noise mmag | — | 5 |
| Peculiar velocity field km s | s | 0 |
| Host galaxy metallicity gradient | — | 0 |
## 3. Success Threshold (ε)
`ε = 0.8`
## 4. Baseline Solvers
| Name | Metric | Score | Q | SSIM | SAM° |
|---|---|---|---|---|---|
| SALT2_BEAMS | H0_sigma_km_s_Mpc | 0.9 | 0.9 | — | — |
| BHM_UNITY | H0_sigma_km_s_Mpc | 0.75 | 0.75 | — | — |
## 5. Registration Metadata
| Property | Value |
|---|---|
| D ibench | 0.15 |
| Rho | 1 |
| Principle id | L1-381 |
| Spec id | L2-381-001 |
**Benchmark hash:** `b16913769eb3aa683a0dff3ba605e36548d0e7ef02b6f01c147e5e879daf31d0`
## 6. On-chain Registration
- **Chain hash:** `0x94d8aa2b72816e38355afbbc1219c3286c3a0ed9798708640bc3def696606a22`
- **Chain tx hash:** `0x245ea4a6fe3caffa7e9770cc8be9acd9c9c4656a34d7682093b8ae0a8587442b`
- **Chain block:** `41555203`
---
## File Mapping
This bundle consists of: `L3-381-001-001-T1.md`, `L3-381-001-001-T1.json`.
| File | Role | How to regenerate |
|------|------|-------------------|
| `L3-381-001-001-T1.md` | Source of truth — edit this | Human or LLM |
| `L3-381-001-001-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 `L3-381-001-001-T1`._
_Edit it, regenerate the JSON, and submit at [/submit](/submit) to claim the artifact._