{"schema":"hottub-news/story/v1","story":"st_i2xh4iqpa4ckwghaqqca","title":"Brazil’s Petrobras uses Cardano to track sustainable aviation fuel, renewable diesel","title_en":null,"outlets":4,"brief":null,"page":"https://hottub.news/stories/cardano-tapped-by-brazils-state-oil-giant-to-track-cleaner-jet-fuel-and-i2xh4iqpa4","count":4,"items":[{"id":"n_v7ujtvrnaa2mvurf5jbq","seq":984218,"kind":"article","title":"Petrobras tests Cardano to track low-carbon aviation fuel and diesel","url":"https://crypto.news/petrobras-tests-cardano-to-track-low-carbon-aviation","summary":"Petrobras has developed two research-stage applications with the Cardano Foundation and PUC-Rio to track environmental claims for sustainable aviation fuel and lifecycle data for its renewable-content Diesel R. The Cardano Foundation announced the projects on Sep. 30, describing applications developed…","published":"2026-09-30T19:13:17Z","seen":"2026-09-30T19:52:12Z","lang":"en","source":{"id":"kite-crypto-news-3d33c3","name":"crypto.news","domain":"crypto.news"},"via":"kite-crypto-news-3d33c3","topics":["cryptocurrency","news","cardano"],"authors":["Lawrence Mondal"],"entities":[{"id":"Q210047","name":"Petrobras","type":"org"}],"image":"https://media.crypto.news/2026/06/Cardano.webp","story":"st_i2xh4iqpa4ckwghaqqca","category":"economy-business","category_p":0.5799999833106995,"sentiment":"neutral","tone":0.05000000074505806,"political":0.20000000298023224},{"id":"n_ohovi7gcgvbjv6lwuihq","seq":968968,"kind":"article","title":"Brazil’s Petrobras uses Cardano to track sustainable aviation fuel, renewable diesel","url":"https://cointelegraph.com/news/brazils-petrobras-uses-cardano-to-track-sustainable-aviation-fuel-renewable-diesel","summary":"Petrobras developed two Cardano-based applications to track sustainability claims tied to aviation fuel and renewable diesel as part of an ongoing research collaboration.","published":"2026-09-30T17:17:54Z","seen":"2026-09-30T17:49:40Z","lang":"en","source":{"id":"kite-cointelegraph-com-a4dea1","name":"cointelegraph.com","domain":"cointelegraph.com","outlet":{"wikidata":"Q87170395","name":"Cointelegraph","type":"other","designations":["dot-com company","news media"]}},"via":"kite-cointelegraph-com-a4dea1","topics":["cryptocurrency","latest news"],"authors":["Cointelegraph by Nate Kostar"],"entities":[{"id":"Q210047","name":"Petrobras","type":"org"}],"image":"https://s3-images.ctmedia.io/media/article-covers/2026/09/01M3SH29GTGYTM0QGMBX47A000/oil-bitcoin-coin-ant-blockchain-sky-platform-production-gas.png","mentions":2,"story":"st_i2xh4iqpa4ckwghaqqca","category":"economy-business","category_p":0.6600000262260437,"sentiment":"positive","tone":0.38999998569488525,"political":0.07999999821186066},{"id":"n_vv4revnnf3sds3zvaoya","seq":949073,"kind":"article","title":"Brazilian State Energy Giant Petrobras Taps Cardano for Tracing Fuel","url":"https://news.bitcoin.com/blockchain/brazilian-state-energy-giant-petrobras-cardano-tracing-fuel","summary":"Brazilian state-owned energy firm Petrobras is testing Cardano’s blockchain to track the environmental benefits of renewable fuels, expanding an experiment aimed at making emissions claims easier to verify. Putting Energy Evidence on Cardano The state-controlled oil company is working with the Cardano Foundation and researchers at PUC-Rio on two applications built on the Cardano blockchain, […]","published":"2026-09-30T16:05:52Z","seen":"2026-09-30T16:13:35Z","lang":"en","source":{"id":"kite-news-bitcoin-com-c86bc4","name":"news.bitcoin.com","domain":"news.bitcoin.com"},"via":"kite-news-bitcoin-com-c86bc4","topics":["cryptocurrency","blockchain","brazil","cardano (ada)","energy","oil"],"authors":["Andrew Hayward"],"entities":[{"id":"Q210047","name":"Petrobras","type":"org"},{"id":"Q102282695","name":"Cardano","type":"org"}],"story":"st_i2xh4iqpa4ckwghaqqca","category":"economy-business","category_p":0.6200000047683716,"sentiment":"negative","tone":-0.2800000011920929,"political":0.14000000059604645},{"id":"n_i2xh4iqpa4ckwghaqqca","seq":910150,"kind":"article","title":"Cardano tapped by Brazil’s state oil giant to track cleaner jet fuel and diesel","url":"https://www.coindesk.com/tech/2026/09/30/embargo-1-pm-utc-cardano-tapped-by-brazil-s-state-oil-giant-to-track-cleaner-jet-fuel-and-diesel","summary":"Petrobras is testing the blockchain in two research projects aimed at preventing emissions benefits from being counted twice and tracing fuel data across production and use.","published":"2026-09-30T13:00:00Z","seen":"2026-09-30T13:13:14Z","lang":"en","source":{"id":"kite-coindesk-com-8fb30f","name":"coindesk.com","domain":"coindesk.com","outlet":{"wikidata":"Q18348227","name":"CoinDesk","type":"website","designations":["dot-com company","news website"]}},"via":"kite-coindesk-com-8fb30f","topics":["cryptocurrency","tech","news"],"authors":["Shaurya Malwa"],"entities":[{"id":"Q102282695","name":"Cardano","type":"org"},{"id":"Q155","name":"Brazil","type":"place"}],"image":"https://cdn.sanity.io/images/s3y3vcno/production/030b7ff192422e39a55c1becd9ed803080fe2fe3-1000x667.jpg?crop=focalpoint&fit=clip&fm=jpg&h=1080&w=1920","mentions":2,"story":"st_i2xh4iqpa4ckwghaqqca","category":"economy-business","category_p":0.6600000262260437,"sentiment":"positive","tone":0.33000001311302185,"political":0.10000000149011612}]}