{"id":"evidence-tier","type":"concept","title":"Evidence tier","created":"2026-07-13","status":"active","authors":["Upstream Zero"],"edges":[{"rel":"depends-on","to":"M-1"}],"body":"The six-step confidence scale every significant claim on this site carries:\n**Narrated → Observed → Replicated → Causally Supported → Cross Evaluator →\nReal World Corroborated.** A claim is always presented at its tier, and\nconfidence is never promoted beyond available evidence.\n\nNarrated is not an insult — it is the honest label for anything asserted\nbut not yet demonstrated, including most of this site's own founding\nclaims. The tier system's operational definitions live in M-1, which is\nunder active development; until they exist, nothing here claims a tier\nabove Narrated.","url":"/concepts/evidence-tier","machineUrl":"/objects/evidence-tier","referencedBy":[],"_meta":{"site":"Upstream Zero — Commercial Evaluation Observatory","version":"0.1","note":"Claims are presented at their evidence tier; Narrated is the lowest. Verify by walking edges, not by trusting us."}}