Training Data Provenance: The Manifest Diff That Explains the Hash

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Training Data Provenance

Training Data Provenance can look healthy while the dataset story is wrong. In the postmortem below, a model card points to sha256:9f22..., the training file has not changed, and the team still cannot answer why an opt-out record reached training. The incident is not a cryptography problem. The incident is a missing manifest diff.

incident: support-classifier-v7