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Contract control history

ERC1967Proxy on Base — who can change it, and what changed

Not profiled yetimplementation slot is set but no admin or owner could be read

This uups proxy at 0x28e9…⁠9916 on Base is upgradeable. Gliese has recorded 2 control changes. Last checked 2026-09-14 19:29:30 UTC.

2 critical, recentUUPS proxyUpgradeableBase
0x28e9182a049026c83c129c5d788e4e911e189916
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Current control surface

snapshot 2026-09-10 10:23:53 UTC
Implementation
0x3c52…⁠3f91
EIP-1967 logic contract; an upgrade changes this
Proxy admin
—
who can upgrade
Owner
—
owner()

Recorded events

Open in the feed →
EventRealSetup
Upgradedproxy.upgraded20
Total20

Recent changes

Setup-time events hidden
  1. Implementation upgraded to 0x8526…⁠6082
    proxy.upgraded · tx 0x684c0f99…⁠04d3cc · block 51,332,564
    · 2026-09-15 06:41:15 UTC
  2. Implementation upgraded to 0x3c52…⁠3f91
    proxy.upgraded · tx 0x74233166…⁠008bea · block 51,123,227
    · 2026-09-10 10:23:21 UTC
Full history since deployment →
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Critical — power movedHigh — safeguards changedInfo — announced, not yet effective

Data derived from on-chain state and events only. Gliese does not custody funds and does not interpret intent — severity is assigned by how much power a change moves.