# ☆ L3 Benchmark — T1_nominal
**ID:** `L3-399-001-001-T1` · **Status:** ⊙ Testnet (genesis catalog)
**Parents:** ⬆ Spec [`L2-399-001`](/artifact/l2/L2-399-001) · ⬆ Principle [`L1-399`](/artifact/l1/L1-399)
> **🏷 Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
> **🎯 Threshold (ε):** `5.0`
> **📊 Baselines:** 2 reference solvers benchmarked
> **⛓ On-chain block:** 41555224
---
## 🏷 1. Benchmark Profile
**Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
Standard Computational Biology conditions, clean data, calibrated model.
## 2. Operating Point (Ω-tier)
| Parameter | Unit | Value |
|---|---|---|
| N mesh nodes | — | 10000 |
| Noise snr db | dB | 30 |
| N electrodes bsp | — | 128 |
| Heart torso distance mm | mm | 50 |
| Geometric model uncertainty | — | 0 |
| Electrode placement error mm | mm | 0 |
| Torso conductivity uncertainty | — | 0 |
## 3. Success Threshold (ε)
`ε = 5.0`
## 4. Baseline Solvers
| Name | Metric | Score | Q | SSIM | SAM° |
|---|---|---|---|---|---|
| Tikhonov_ECGI | activation_time_error_ms | 6.0 | 0.96 | — | — |
| Bayesian_ECGI | activation_time_error_ms | 4.0 | 0.64 | — | — |
## 5. Registration Metadata
| Property | Value |
|---|---|
| D ibench | 0.15 |
| Rho | 1 |
| Principle id | L1-399 |
| Spec id | L2-399-001 |
**Benchmark hash:** `b60641d0e699a45eecc43bac3a46fa93e040a4a2ca7ec9fbeb1a8e2692591a94`
## 6. On-chain Registration
- **Chain hash:** `0x47e6e19d9e53df5423aa87977ccf19855889bb1ef6e11d131f3e356296eeeecd`
- **Chain tx hash:** `0x2a78fe37d89aecd61230410a129c31a747907859d839e19b8452b1354e83da46`
- **Chain block:** `41555224`
---
## File Mapping
This bundle consists of: `L3-399-001-001-T1.md`, `L3-399-001-001-T1.json`.
| File | Role | How to regenerate |
|------|------|-------------------|
| `L3-399-001-001-T1.md` | Source of truth — edit this | Human or LLM |
| `L3-399-001-001-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 `L3-399-001-001-T1`._
_Edit it, regenerate the JSON, and submit at [/submit](/submit) to claim the artifact._