{"artifact_id":"L2-250-001","layer":"L2","parent_l1":"L1-250","title":"Electrostatics — Poisson equation inversion Mismatch-Only Spec","omega":{"dims":{"H":[32,1024],"W":[32,1024],"Z":[8,512],"SNR_dB":[0,40],"N_probes":[4,4096],"eps_r_error":[0.0,0.1],"boundary_error":[0.0,0.2],"sensor_pos_error":[0.0,0.02]},"type":"range"},"epsilon":{"type":"fn","expression":"19.0 + 0.3*SNR_dB - 20.0*eps_r_error - 10.0*boundary_error - 15.0*sensor_pos_error"},"difficulty_score":0.48,"delta_tier":5,"fingerprint":"c49110f99f77ae8d6e23a6c4db8c28f113e052284964f20e37edf14ce3c5893b","status":"testnet","submitted_by":"mainnet_mirror","chain_hash":"0x5a896db53ad5cc61c8000f3d29cefc9546bd7896608fba3754681aaed367df80","chain_tx_hash":"0x62dc92f02c3bdaae3e8e16053c02af224aaba02b84df589e127e504ab4b80d36","chain_block":41554002}