{"artifact_id":"L1-380","layer":"L1","title":"Exoplanet Transit Photometry Inversion","domain":"Astrophysics","sub_domain":"Exoplanet characterization","physics_fingerprint":{"L_DAG":2.5,"title":"Exoplanet Transit Photometry Inversion","domain":"Astrophysics","carrier":"photon","primitives":["D.time","O.chi2.lightcurve_transit","S.limb.darkening"],"sub_domain":"Exoplanet characterization","noise_model":"shot_poisson","problem_class":"parameter_estimation","solution_space":"transit_parameter_vector","difficulty_delta":3,"integration_axis":"temporal_photometric","sensing_mechanism":"transit_photometry"},"observable_profile":{"metric":"R_p_R_star_sigma_ppm","regime":"Existence of the recovered transit_parameter_vector is guaranteed within the declared Omega bounds. Uniqueness holds on the measurement-supported subspace; out-of-support modes are controlled by declared priors. Stability is conditionally stable (kappa_eff ~= 40); stellar_activity_spots dominates the stability cliff; the remaining mismatch parameters contribute higher-order bias terms. Shot poisson sets the irreducible data-fidelity floor.","secondary":"chi2_reduced"},"size_tiers":{"center_spec":{"omega":{"cadence_min":2.0,"N_transit_points":500,"SNR_per_point_ppm":100,"R_p_R_star_percent":1.0},"input_format":"measurement_only","problem_class":"parameter_estimation","forward_operator":"transit_photometry","epsilon_fn_center":"50 R_p_R_star_sigma_ppm"},"omega_bounds":{"cadence_min":[0.5,30.0],"N_transit_points":[50,10000],"SNR_per_point_ppm":[10,1000],"R_p_R_star_percent":[0.1,20.0]},"epsilon_bounds":{"R_p_R_star_sigma_ppm":[10,500]},"allowed_problem_classes":["parameter_estimation"],"allowed_omega_dimensions":["N_transit_points","SNR_per_point_ppm","R_p_R_star_percent","cadence_min"],"allowed_forward_operators":["transit_photometry"]},"hardness_fn":{"type":"epsilon_fn","delta":3,"kappa":1000,"metric":"R_p_R_star_sigma_ppm"},"initiator_dataset":[{"name":"primary","weight":1.0,"ipfs_cid":null,"license_hash":null}],"status":"testnet","staked_pwm":0.0,"chain_hash":"0x959e27141050f07714e8d1f80502bd53320ebb5437732b10064ba7ee787f25c8","chain_tx_hash":"0xaa5746f60df91d0b2c21563071688afd202c4282c23a072c7be7e7ad939a7b4d","chain_block":41555179}