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  "title": "Face Pay — Facial-Recognition Fares in the Metro",
  "canonicalUrl": "https://1001smartcities.org/projects/moscow-face-pay-metro/"
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    },
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     "A missing archive, publication date or content hash is shown as null rather than inferred.",
     "The project-level evidence grade ranks the strongest source in the entry; it is not a truth score for every claim."
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