@article{toolreceiptsnotzeroknowledgeproofspracti, title = {Tool Receipts, Not Zero-Knowledge Proofs: Practical Hallucination Detection for AI Agents}, author = {Abhinaba Basu}, year = {2026}, eprint = {2603.10060}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2603.10060}, }