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Umbra cash
Umbra cash enables confidential transactions on the Ethereum blockchain through advanced privacy-preserving technology
last checked Jul 13, 2026 · Unknown
CohortClass of 2026What it is
Umbra cash enables confidential transactions on the Ethereum blockchain through advanced privacy-preserving technology. Users can send and receive funds while maintaining transaction privacy and financial confidentiality. The protocol implements shielded payment mechanisms to protect user identities and transaction details on a public ledger.
HTTP liveness
9 probes since Jun 16Jun 16Jul 13
AliveHard-dead (404/5xx/parked)RedirectedUnverified (timeout/DNS/block)
Observed events
probes · press · GitHub- Jun 16, 2026First probe — unverifiedUnknown
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Pulse Indexobserved activity
9 probes0 pressGitHub –Tranco –
Not enough observed signals for a Pulse Index (needs 2+ signal families).
Cohort survival · Class of 2026weekly
550 products launched in 2026 · 100% still active
550 active0 sunset
Still active
100%
Median lifespan
4.9y