This working note treats safety not only as a compliance obligation, but as an institutional technology for producing trust in high-stakes mining operations. Following Vernon L. Smith’s experimental program, the causal object is the rule system—the information constraints, decision rights, procedures, and verification routines that shape behavior and performance under stress. In this “institutions first” framing, trust is not sentiment; it is an equilibrium expectation that triggerable controls will bind when hazards appear, and that their operation will be legible to affected parties through observable evidence. The note builds a minimal safety-as-trust mechanism chain—hazard signal → constraint (rule/limit) → owner + trigger → required action → verification → outcomes—and interprets safety controls as credible-commitment devices that reduce tail-loss exposure, disruptive delay, and costly dispute dynamics. The contribution is operational: (i) a traceable Constraints Register (Tables 2A–2B) that encodes ownership, triggers, actions, and verification artifacts, and (ii) a Smith-theme crosswalk (Table 1B) linking safety design choices to Smith’s core mechanisms (ecological rationality; trust/reciprocity shaped by observability and social history; and the signaling content of coercive enforcement). The resulting instrument is designed for extension into mine planning, assurance, and disclosure contexts—where safety boundaries function as throughput- and predictability-preserving governance constraints rather than “production slowdowns.” (Safety-as-throughput protection is stated directly in Bell’s megaport governance note and carries cleanly into mining.)

A traceable, instrument-forward working note that uses Vernon L. Smith’s institutions-first trust/reciprocity results to model mining safety as credible commitment—operationalized as a Safety–Trust Constraints Register and Smith-theme crosswalk linking hazard triggers, mandatory actions, verification evidence, and stakeholder trust effects.