{"artifact_id":"L2-398-001","layer":"L2","parent_l1":"L1-398","title":"Cable Equation (Dendrite Propagation) — Nominal + Mismatch Specs","omega":{"dims":{"noise_sigma_mV":[0.01,2.0],"cable_length_um":[50,5000],"N_recording_sites":[1,20],"lambda_space_constant_um":[50,1000]},"type":"range"},"epsilon":{"type":"fn","expression":"0.10 + 0.05 * (3 / N_recording_sites) ** 0.5"},"difficulty_score":0.28,"delta_tier":5,"fingerprint":"7e94924dac90f5296d90f7b76432d8753a70eac8d78c59c57ba8577ee4e4c980","status":"testnet","submitted_by":"mainnet_mirror","chain_hash":"0x14bfee96747165d0f9f975b35b02eb72eee4aab6969956b5d6298ba1dd17cf7e","chain_tx_hash":"0x573a7de9367a364189b1c624ec86a80a914f3a12bef781e853bb8f621fbe96d6","chain_block":41555220}