The article described by the following json
{"title": "AI to help planes avoid climate-warming 'sky graffiti'", "summary": "A new UK trial hopes to reduce the condensation trails from planes, which can trap heat in the Earth's atmosphere.", "date": "Tue, 18 Aug 2026 09:26:41 GMT", "link": "https://www.bbc.co.uk/news/articles/c62em5lpvnjo?at_medium=RSS&at_campaign=rss"}
with the following SHA256 5d5fd4690a88811310e1b2d1eeafef477dd449c21d0341cc8be674c97ed204a7 was timestamped in the Bitcoin blockchain using the Opentimestamps protocol.