[
  {
    "kind": "software",
    "name": "Python 3.12 standard library",
    "source": "https://hub.docker.com/_/python",
    "details": "Pinned image digest in env/Dockerfile; fractions provides exact rational arithmetic. No package installation or network access is needed during execution."
  },
  {
    "kind": "other",
    "name": "Published PRINCIPLE long-term recovery aggregate table",
    "source": "https://www.ebi.ac.uk/europepmc/webservices/rest/PMC10981761/fullTextXML",
    "details": "The external pointer pins bytes and SHA-256. Extracted numerical facts only are included; the article itself remains external under CC-BY-NC-ND-4.0. Cohort totals, observed response counts and fully recovered counts are kept separate."
  }
]