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 sessions/session_20260921_230830_350739/preprocessing/c6a-input-preparation-v1/native/appearance_train_v1/model/point_cloud/iteration_10000/point_cloud.ply filter=lfs diff=lfs merge=lfs -text
 sessions/session_20260921_230830_350739/preprocessing/c6a-input-preparation-v1/native/appearance_train_v1/model/point_cloud/iteration_7000/point_cloud.ply filter=lfs diff=lfs merge=lfs -text
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diff --git a/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/manifest.json b/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/manifest.json
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diff --git a/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/spline/reprojection.json b/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/spline/reprojection.json
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diff --git a/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/spline/reprojection_residuals.npz b/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/spline/reprojection_residuals.npz
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diff --git a/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/spline/spline_init.json b/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/spline/spline_init.json
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diff --git a/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/steps/colors.json b/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/steps/colors.json
new file mode 100644
index 0000000000000000000000000000000000000000..b7d8f64a51b066929131c56097b8e0264d1fc01d
--- /dev/null
+++ b/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/steps/colors.json
@@ -0,0 +1,67 @@
+{
+  "status": "ok",
+  "settings": {
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+    "two_sided": false,
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diff --git a/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/steps/diagnose-depth.json b/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/steps/diagnose-depth.json
new file mode 100644
index 0000000000000000000000000000000000000000..003fa753468b7fc632bce5af30cf98658e0c667a
--- /dev/null
+++ b/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/steps/diagnose-depth.json
@@ -0,0 +1,110 @@
+{
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+  "settings": {
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diff --git a/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/steps/fit.json b/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/steps/fit.json
new file mode 100644
index 0000000000000000000000000000000000000000..7b404c6cdab2c36b13f905adeeb960800cfd4d2d
--- /dev/null
+++ b/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/steps/fit.json
@@ -0,0 +1,202 @@
+{
+  "status": "ok",
+  "settings": {
+    "object": {
+      "name": "orange_round_belt",
+      "representation": "tube",
+      "fitter_source": "spline_estimation.round_belt_backend (accepted A/B priors)",
+      "dimension_source": "owner 2.95 mm cord radius (RP S-E, 2026-09-26)",
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+      "u_resolution": null,
+      "overlap_rule": "ring_separation",
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+    "reprojection": {
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+      "direction": "visible mask pixels to projected centerline",
+      "ribbon_twist_stage": null,
+      "mask": "accepted object outside hand/occluder union",
+      "view_aggregation": "equal view means",
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diff --git a/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/steps/hybrid.json b/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/steps/hybrid.json
new file mode 100644
index 0000000000000000000000000000000000000000..12f44f10d7bb5ea3690ed435ed3fe3afb05aa7a2
--- /dev/null
+++ b/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/steps/hybrid.json
@@ -0,0 +1,24 @@
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diff --git a/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/steps/inputs.json b/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/steps/inputs.json
new file mode 100644
index 0000000000000000000000000000000000000000..24765481740b3148da0007848be8cf6964c95247
--- /dev/null
+++ b/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/steps/inputs.json
@@ -0,0 +1,216 @@
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\ No newline at end of file
diff --git a/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/steps/review.json b/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/steps/review.json
new file mode 100644
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\ No newline at end of file
diff --git a/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/steps/tube.json b/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/steps/tube.json
new file mode 100644
index 0000000000000000000000000000000000000000..afd378825bd041bb925f4b203b611c53a8206839
--- /dev/null
+++ b/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/steps/tube.json
@@ -0,0 +1,60 @@
+{
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\ No newline at end of file
diff --git a/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/tube/geometry.npz b/sessions/session_20260921_230830_350739/preprocessing/orange-belt-prior-v1/native/tube/geometry.npz
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new file mode 100644
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