Requirements

Summary

• Stage must include a *Properties.usda sublayer for AIF metadata.

• Default prim must have aif:core:assetClass identifying the equipment type.

• Default prim must have manufacturer, model number, and asset version identification attributes.

• Default prim must have physical dimension attributes.

• Default prim must have aif:core:simreadyVersion for traceability.

• Default prim must have asset description and documentation link attributes.

• Default prim must have every aif:spec:* attribute its declared equipment class defines.

Requirements & Recommendations

Tags	Summary	Compatibility	Validator
🔑	The USD stage must include a sublayer with “properties” in its filename (e.g., AssetName_Properties.usda) and that sublayer must specify a defaultPrim.	other	latest+
🔑	The default prim in the properties sublayer must have an aif:core:assetClass attribute identifying the equipment type.	other	latest+
🔑	The default prim must have aif:core:manufacturer, aif:core:modelNumber, and aif:core:assetVersion attributes.	other	latest+
🔑	The default prim must have all seven physical dimension attributes: aif:core:height, aif:core:width, aif:core:depth, aif:core:weight, aif:core:overallGeometryDimensions, aif:core:installationClearance, and aif:core:accessibilityRequirement.	other	latest+
🔑	The default prim must have an aif:core:simreadyVersion attribute recording the SimReady specification version the asset was created against.	other	latest+
🔑	The default prim must have aif:core:assetDescription and aif:core:connectsToModelDocumentation attributes.	other	latest+
🔑	The default prim must carry every aif:spec:* attribute that its declared equipment class defines.	other	latest+