# ☆ L3 Benchmark — T1_nominal
**ID:** `L3-423-001-001-T1` · **Status:** ⊙ Testnet (genesis catalog)
**Parents:** ⬆ Spec [`L2-423-001`](/artifact/l2/L2-423-001) · ⬆ Principle [`L1-423`](/artifact/l1/L1-423)
> **🏷 Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
> **🎯 Threshold (ε):** `100.0`
> **📊 Baselines:** 2 reference solvers benchmarked
> **⛓ On-chain block:** 41555245
---
## 🏷 1. Benchmark Profile
**Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
Standard Environmental Science conditions, clean data, calibrated model.
## 2. Operating Point (Ω-tier)
| Parameter | Unit | Value |
|---|---|---|
| N sensors | — | 15 |
| Domain radius km | km | 5 |
| N time observations | — | 50 |
| Background contamination | — | 0 |
| Missing secondary sources | — | 0 |
| Transport model uncertainty | — | 0 |
| Transport uncertainty percent | — | 20 |
## 3. Success Threshold (ε)
`ε = 100.0`
## 4. Baseline Solvers
| Name | Metric | Score | Q | SSIM | SAM° |
|---|---|---|---|---|---|
| least_squares_Green | source_location_error_m | 150.0 | 1.2 | — | — |
| MCMC_Bayesian_source | source_location_error_m | 80.0 | 0.64 | — | — |
## 5. Registration Metadata
| Property | Value |
|---|---|
| D ibench | 0.15 |
| Rho | 1 |
| Principle id | L1-423 |
| Spec id | L2-423-001 |
**Benchmark hash:** `3ba8ed6e4534630a72a95afba52a8a2ab994665412048776784a71e5d5205cfb`
## 6. On-chain Registration
- **Chain hash:** `0x3947e82f2c1298526c3611c6756cce5a0ba365a564877eb101e37bb6b3583d81`
- **Chain tx hash:** `0x2e56fe62e9a596653a5e3592e97646e15e3dabac7c674d5020b94fe4816f8064`
- **Chain block:** `41555245`
---
## File Mapping
This bundle consists of: `L3-423-001-001-T1.md`, `L3-423-001-001-T1.json`.
| File | Role | How to regenerate |
|------|------|-------------------|
| `L3-423-001-001-T1.md` | Source of truth — edit this | Human or LLM |
| `L3-423-001-001-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 `L3-423-001-001-T1`._
_Edit it, regenerate the JSON, and submit at [/submit](/submit) to claim the artifact._