meta: 'MSHT20-in-Colibri L0 closure (in-family truth = publication params). Priors pre-declared in analysis/msht20/LOG.md 2026-07-08.'

dataset_inputs:
- {dataset: SLAC_NC_NOTFIXED_P_EM-F2, variant: legacy_dw}
- {dataset: SLAC_NC_NOTFIXED_D_EM-F2, variant: legacy_dw}
- {dataset: BCDMS_NC_NOTFIXED_P_EM-F2, variant: legacy_dw}
- {dataset: BCDMS_NC_NOTFIXED_D_EM-F2, variant: legacy_dw}

theoryid: 40000000
use_cuts: internal

closure_test_level: 0
closure_test_pdf: colibri_model
closure_test_model_settings:
  model: msht20_model
  parameters:
      uv_del: 0.343591106804214
      uv_eta: 3.74865763025733
      uv_c1: -1.44852039630685
      uv_c2: 0.741436446535894
      uv_c3: -0.338864281830136
      uv_c4: 0.228084832119575
      uv_c5: -0.0971184879305714
      uv_c6: 0
      dv_del: 0.128267946119307
      dv_eta: 3.97948863189483
      dv_c1: -0.645862702541783
      dv_c2: -1.00847032910296
      dv_c3: 0.908943874793665
      dv_c4: -0.0373702882839841
      dv_c5: -0.135699281650469
      dv_c6: 0.182122074947602
      sea_A: 41.5844932385703
      sea_del: -0.00987626983519272
      sea_eta: 7.04310422436405
      sea_c1: -1.7767116962047
      sea_c2: 1.37841646367655
      sea_c3: -0.888937892779068
      sea_c4: 0.462534853855587
      sea_c5: -0.171424667189417
      sea_c6: 0.0385770022814525
      sp_A: 0.350752699618529
      sp_eta: 3.32161822690996
      sp_c1: -0.123257133253278
      sp_c2: 0.706901235815488
      sp_c3: -0.0186962177302099
      sp_c4: -0.0180345000450213
      sp_c5: 0.162331323010192
      sp_c6: -0.11341329021967
      g_etap: 5.25127099832486
      g_delp: 0.669761101566588
      g_c1: -0.769219288824408
      g_c2: 1.05385894623539
      g_c3: -0.294572566393563
      g_c4: 0.188993373527836
      g_Am: -0.36797267610954
      g_etam: 1.34544084908059
      g_delm: -0.278024820945677
      sm_A: -0.000202429711457375
      sm_eta: 7.45905672881125
      rho_A: 3.2658603567888
      rho_eta: 2.73493389122958
      rho_c1: -0.523366331532331
      rho_c2: -1.11313628827471
      rho_c3: 1.5019462076097
      rho_c4: -1.15436548849682
      rho_c5: 0.531764591888066
      rho_c6: -0.133281104908043

positivity:
  posdatasets:
  - {dataset: NNPDF_POS_2P24GEV_F2U, variant: None, maxlambda: 1e6}

positivity_penalty_settings:
  positivity_penalty: false
  alpha: 1e-7
  lambda_positivity: 0

integrability_settings:
  integrability: False

use_t0_covmat: True
t0pdfset: NNPDF40_nnlo_as_01180

prior_settings:
  prior_distribution: uniform_parameter_prior
  prior_distribution_specs:
    bounds:
      uv_del: [-0.056409, 0.743591]
      uv_eta: [2.436627, 5.060688]
      uv_c1: [-1.955503, -0.941538]
      uv_c2: [0.341436, 1.141436]
      uv_c3: [-0.738864, 0.061136]
      uv_c4: [-0.171915, 0.628085]
      uv_c5: [-0.497118, 0.302882]
      uv_c6: [-0.400000, 0.400000]
      dv_del: [-0.271732, 0.528268]
      dv_eta: [2.586668, 5.372310]
      dv_c1: [-1.045863, -0.245863]
      dv_c2: [-1.408470, -0.608470]
      dv_c3: [0.508944, 1.308944]
      dv_c4: [-0.437370, 0.362630]
      dv_c5: [-0.535699, 0.264301]
      dv_c6: [-0.217878, 0.582122]
      sea_A: [27.029921, 56.139066]
      sea_del: [-0.409876, 0.390124]
      sea_eta: [4.578018, 9.508191]
      sea_c1: [-2.398561, -1.154863]
      sea_c2: [0.895971, 1.860862]
      sea_c3: [-1.288938, -0.488938]
      sea_c4: [0.062535, 0.862535]
      sea_c5: [-0.571425, 0.228575]
      sea_c6: [-0.361423, 0.438577]
      sp_A: [-0.049247, 0.750753]
      sp_eta: [2.159052, 4.484185]
      sp_c1: [-0.523257, 0.276743]
      sp_c2: [0.306901, 1.106901]
      sp_c3: [-0.418696, 0.381304]
      sp_c4: [-0.418035, 0.381965]
      sp_c5: [-0.237669, 0.562331]
      sp_c6: [-0.513413, 0.286587]
      g_etap: [3.413326, 7.089216]
      g_delp: [0.269761, 1.069761]
      g_c1: [-1.169219, -0.369219]
      g_c2: [0.653859, 1.453859]
      g_c3: [-0.694573, 0.105427]
      g_c4: [-0.211007, 0.588993]
      g_Am: [-0.767973, 0.032027]
      g_etam: [0.874537, 1.816345]
      g_delm: [-0.678025, 0.121975]
      sm_A: [-0.400202, 0.399798]
      sm_eta: [4.848387, 10.069727]
      rho_A: [2.122809, 4.408911]
      rho_eta: [1.777707, 3.692161]
      rho_c1: [-0.923366, -0.123366]
      rho_c2: [-1.513136, -0.713136]
      rho_c3: [0.976265, 2.027627]
      rho_c4: [-1.558393, -0.750338]
      rho_c5: [0.131765, 0.931765]
      rho_c6: [-0.533281, 0.266719]

ultranest_settings:
  sampler_plot: true
  n_posterior_samples: 100
  ReactiveNS_settings:
    vectorized: False
    ndraw_max: 500
  Run_settings:
    min_num_live_points: 300
    min_ess: 50
    frac_remain: 0.1
  SliceSampler_settings:
    nsteps: 156                 # 3*ndim: 52-dim needs generous decorrelation

actions_:
- run_ultranest_fit
