{"ok":true,"schemaVersion":"1.0","recordCount":0,"firstPublishedAt":null,"lastPublishedAt":null,"rootAlgorithm":"SHA-256 of canonical JSON entries ordered by predictionId","rootSha256":"4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945","evidenceBoundary":"The database rejects prediction UPDATE and DELETE operations. This manifest is reproducible evidence, not an independent third-party timestamp.","entries":[]}