# ☆ L3 Benchmark — T1_nominal
**ID:** `L3-265-001-001-T1` · **Status:** ⊙ Testnet (genesis catalog)
**Parents:** ⬆ Spec [`L2-265-001`](/artifact/l2/L2-265-001) · ⬆ Principle [`L1-265`](/artifact/l1/L1-265)
> **🏷 Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
> **🎯 Threshold (ε):** `1.5`
> **📊 Baselines:** 4 reference solvers benchmarked
> **⛓ On-chain block:** 41554055
---
## 🏷 1. Benchmark Profile
**Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
## 2. Operating Point (Ω-tier)
| Parameter | Unit | Value |
|---|---|---|
| N mic | — | 16 |
| Snr db | dB | 20 |
| N sources | — | 2 |
| N snapshots | — | 256 |
| Sensor pos error | — | 0 |
| Element gain error | — | 0 |
| Element phase error | — | 0 |
## 3. Success Threshold (ε)
`ε = 1.5`
## 4. Baseline Solvers
| Name | Metric | Score | Q | SSIM | SAM° |
|---|---|---|---|---|---|
| Delay-and-Sum | DOA_MAE_deg | 2.5 | 0.88 | — | — |
| MUSIC | DOA_MAE_deg | 1.2 | 0.88 | — | — |
| ESPRIT | DOA_MAE_deg | 1.1 | 0.88 | — | — |
| Deep-DOA | DOA_MAE_deg | 0.9 | 0.88 | — | — |
## 5. Registration Metadata
| Property | Value |
|---|---|
| D ibench | 0.14 |
| Rho | 1 |
| Principle id | L1-265 |
| Spec id | L2-265-001 |
**Benchmark hash:** `4f973e0e0c7579ba33dbeb07ce3ea90c8ba71843e831d7ac0c53cda6e4031c2b`
## 6. On-chain Registration
- **Chain hash:** `0x588065b7c8cfe43bd919c52e073f712eec649087cc8917831eabc7037d2f5c26`
- **Chain tx hash:** `0x086f5a728371bcc03e57f51f09d799c5b5a041e36a62b34607f10e49e5ca5188`
- **Chain block:** `41554055`
---
## File Mapping
This bundle consists of: `L3-265-001-001-T1.md`, `L3-265-001-001-T1.json`.
| File | Role | How to regenerate |
|------|------|-------------------|
| `L3-265-001-001-T1.md` | Source of truth — edit this | Human or LLM |
| `L3-265-001-001-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 `L3-265-001-001-T1`._
_Edit it, regenerate the JSON, and submit at [/submit](/submit) to claim the artifact._