{ "$schema": "https://json-schema.org/draft/2020-12/schema", "title": "FAMM Golden Braid Centering Receipt", "type": "object", "required": [ "receipt_type", "schema_version", "phi", "inverse_phi", "center", "strand_receipts", "multi_strand", "receipt_hash" ], "properties": { "receipt_type": { "const": "famm_golden_braid_centering_receipt" }, "schema_version": {"type": "string"}, "phi": {"type": "number"}, "inverse_phi": {"type": "number"}, "center": { "type": "array", "items": {"type": "number"} }, "threshold": {"type": "number"}, "strand_receipts": { "type": "array", "items": {"type": "object"} }, "multi_strand": {"type": "object"}, "no_drift_boundary": {"type": "string"}, "receipt_hash": {"type": "string"} } }