# ☆ L3 Benchmark — T1_nominal
**ID:** `L3-458-001-001-T1` · **Status:** ⊙ Testnet (genesis catalog)
**Parents:** ⬆ Spec [`L2-458-001`](/artifact/l2/L2-458-001) · ⬆ Principle [`L1-458`](/artifact/l1/L1-458)
> **🏷 Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
> **🎯 Threshold (ε):** `0.1`
> **📊 Baselines:** 2 reference solvers benchmarked
> **⛓ On-chain block:** 41555285
---
## 🏷 1. Benchmark Profile
**Type:** `fixed` · **Tier:** `T1` · **Quality:** `standard`
Standard Petroleum Engineering conditions, clean data, calibrated model.
## 2. Operating Point (Ω-tier)
| Parameter | Unit | Value |
|---|---|---|
| N cells | — | 10000 |
| Porosity phi | — | 0.2 |
| Production years | — | 20 |
| Permeability k md | — | 100 |
| Rel perm uncertainty | — | 0 |
| Fault transmissibility error | — | 0 |
| Permeability heterogeneity uncertainty | — | 0 |
## 3. Success Threshold (ε)
`ε = 0.1`
## 4. Baseline Solvers
| Name | Metric | Score | Q | SSIM | SAM° |
|---|---|---|---|---|---|
| IMPES_Eclipse | production_history_match_NRMS | 0.12 | 0.96 | — | — |
| fully_implicit_CMG | production_history_match_NRMS | 0.08 | 0.64 | — | — |
## 5. Registration Metadata
| Property | Value |
|---|---|
| D ibench | 0.15 |
| Rho | 1 |
| Principle id | L1-458 |
| Spec id | L2-458-001 |
**Benchmark hash:** `efb634492112bc4a4b9ef0b9aff005e47014d46c8122f527794c1fb8e2ac1c6a`
## 6. On-chain Registration
- **Chain hash:** `0xb67b527c75ca7bda8d633fe64501362b5301a30db49be35c3b9c29eda5d41a6c`
- **Chain tx hash:** `0x4fea2598bc825e3b468ce7a8872391e32a2c1bd19ee96f5d02a4d00df6677a11`
- **Chain block:** `41555285`
---
## File Mapping
This bundle consists of: `L3-458-001-001-T1.md`, `L3-458-001-001-T1.json`.
| File | Role | How to regenerate |
|------|------|-------------------|
| `L3-458-001-001-T1.md` | Source of truth — edit this | Human or LLM |
| `L3-458-001-001-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 `L3-458-001-001-T1`._
_Edit it, regenerate the JSON, and submit at [/submit](/submit) to claim the artifact._