Append unqualified feature-pretraining artifacts; no legal admission

autoformal/uscode/feature-pretraining/generations/597d3412987562defd1e86655b42be64cbefb58fc92b1493743a92cf792d04fc.json

@@ -0,0 +1 @@
+{"admitted":false,"artifact":{"bytes":15944820,"sha256":"be1033f818ba8761995d695a7f3afa8342f14e8240aa7261e2c7351d05bcfb6a"},"formalized":false,"generation":25,"promotion_performed":false,"qualified":false,"schema":"autoencoder-feature-generation/v1","training_purpose":"feature_pretraining","transport_baseline_only":true}