{"artifact_id":"L3-458-001-001-T1","layer":"L3","parent_l2":"L2-458-001","parent_l1":"L1-458","title":"T1_nominal","benchmark_type":"fixed","tier":"T1","manifest":{"rho":1,"tier":"T1_nominal","epsilon":0.1,"spec_id":"L2-458-001","d_ibench":0.15,"baselines":[{"Q":0.96,"name":"IMPES_Eclipse","score":0.12,"metric":"production_history_match_NRMS"},{"Q":0.64,"name":"fully_implicit_CMG","score":0.08,"metric":"production_history_match_NRMS"}],"omega_tier":{"N_cells":10000,"porosity_phi":0.2,"production_years":20,"permeability_K_mD":100,"rel_perm_uncertainty":0.0,"fault_transmissibility_error":0.0,"permeability_heterogeneity_uncertainty":0.0},"principle_id":"L1-458","dataset_description":"Standard Petroleum Engineering conditions, clean data, calibrated model."},"ipfs_cid":null,"benchmark_hash":"efb634492112bc4a4b9ef0b9aff005e47014d46c8122f527794c1fb8e2ac1c6a","quality_tier":"standard","builder":"mainnet_mirror","royalty_bps":1500,"chain_hash":"0xb67b527c75ca7bda8d633fe64501362b5301a30db49be35c3b9c29eda5d41a6c","chain_tx_hash":"0x4fea2598bc825e3b468ce7a8872391e32a2c1bd19ee96f5d02a4d00df6677a11","chain_block":41555285}