{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://schemas.kodemed.ch/_common/Timestamp.schema.json",
  "title": "KodeMed Timestamp",
  "description": "ISO-8601 / RFC-3339 date-time with explicit timezone (Z preferred). Every `*At` property on every flow — createdAt, expiresAt, occurredAt, updatedAt, codedAt — references this type. Local-time strings without a timezone fail the uniformity test (#640) because partners cannot reliably correlate them.",
  "type": "string",
  "format": "date-time",
  "examples": [
    "2026-05-31T14:30:00Z",
    "2026-06-01T09:15:42.123Z"
  ]
}