Topic
blockchain
8 stories
NYSE's parent picks Avalanche to run the plumbing under its planned tokenized-stock venue
Ava Labs said Avalanche will serve as the "core ledger technology" for the clearing firm behind an NYSE-affiliated venue for 24/7 trading, clearing and settlement of tokenized securities, pending regulatory approval.
Petrobras is testing Cardano to trace green-fuel claims — but both projects are still R&D
Petrobras and the Cardano Foundation unveiled two research-stage blockchain projects on Sept. 30 to trace environmental claims for sustainable aviation fuel and renewable diesel, with no deployment timeline or fuel volumes disclosed.
Solana's move to 250ms slots holds up on skip rate, but raises vote latency in Asia and South America
Solana cut its slot-time target to 250ms from 400ms, and Solana Foundation data shows skip rates held steady while the p99 MEV-extraction window fell from about three seconds to two, though vote latency rose in Asia and South America.
SEC Moves to Rewrite 1980s-Era Transfer Agent Rules, Citing Blockchain
The SEC voted to propose the first substantive overhaul of its transfer-agent rules since the early 1980s, explicitly citing blockchain and electronic recordkeeping, with a 60-day comment window to follow.
Cardano Foundation touts supply-chain traceability launch with Brazil's Blockforce
The Cardano Foundation and Brazilian firm Blockforce say Cardano is now live as the public "proof layer" for a supply-chain traceability platform used by fashion groups including Azzas 2154, with over 500,000 records anchored.
Cardano's van Rossem hard fork clears governance vote, enactment set for July 18
Cardano's van Rossem hard fork was ratified on July 13, 2026, clearing DRep, stake-pool and constitutional-committee votes, with on-chain enactment scheduled for July 18.
Robinhood says its 'Robinhood Chain' is live on mainnet — the receipts, so far, are thin
Robinhood said its own blockchain, "Robinhood Chain," went live on mainnet on July 1, 2026 — an announcement the Ethereum Foundation amplified but that comes with marketing language and no independent activity data.
Cardano Foundation Announces Two-Year SENAI São Paulo Training Deal; No Financials Disclosed
The Cardano Foundation says it has begun onboarding 130 SENAI São Paulo staff to a two-year blockchain training and industrial-pilot program in Brazil, with no financial terms disclosed.