Manufacturing Data Contract & Event Schema Template

A reusable data contract template for OT→MES/IT events that lists required fields, versions, owners, and validation rules.

Template sections: event name, version, payload schema (required/optional fields), units, cardinality, SLA (latency, acceptable gap), owner, change-control steps, and sample JSON. Include example contract for 'production_event' and 'asset_status_change'.

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