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Trust and Verification of ArachNet-Generated Workflows Without Expert Ground Truth

Establish validation methodologies and correctness guarantees for workflows generated by ArachNet when addressing novel queries in the absence of expert ground truth, and develop mechanisms to verify that a generated workflow applies the appropriate measurement methodology for the given query.

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Background

The paper highlights that, although ArachNet can produce workflows functionally equivalent to expert solutions in studied scenarios, verifying correctness for novel queries is challenging due to the lack of automated ground truth. Measurement workflow correctness depends on methodological soundness, appropriate tool selection, and valid integration patterns—factors typically assessed by experts.

The authors suggest possible directions such as ensemble-based confidence scoring and formal verification for certain logical errors, but they emphasize that the central challenge remains: providing trustworthy validation and guarantees for methodology choice and overall workflow correctness without expert oversight.

References

While our case studies demonstrate functional equivalence to expert solutions in specific scenarios, several verification questions remain open. How do we validate that generated workflows are correct for novel queries without expert ground truth? What guarantees can we provide about workflow correctness? However, the core challenge of verifying that a workflow uses the right measurement methodology for a given query remains open.

Towards an Agentic Workflow for Internet Measurement Research (2511.10611 - Ramanathan et al., 13 Nov 2025) in Section: Research Challenges — Trust and Verification