Contract control history
XobtCheckoutProxy on Polygon PoS — who can change it, and what changed
Upgradeable by a single keyowner 0x4df1…71ae is an externally owned account (one private key)
This uups proxy at 0x57d3…d2f6 on Polygon PoS is upgradeable. Gliese has recorded 1 control change and 3 deployment-time events. Last checked 2026-09-09 19:53:31 UTC.
1 critical, recentUUPS proxyUpgradeablePolygon PoS
Current control surface
snapshot 2026-09-09 19:24:37 UTC- Implementation
- EIP-1967 logic contract; an upgrade changes this
- Proxy admin
- —who can upgrade
- Owner
- owner()
Recorded events
Open in the feed →| Event | Real | Setup |
|---|---|---|
| Transferredownable.transferred | 1 | 1 |
| Initialized v5proxy.initialized_v5 | 0 | 1 |
| Upgradedproxy.upgraded | 0 | 1 |
| Total | 1 | 3 |
Recent changes
Setup-time events hidden- Ownership transferred to 0x4df1…71aeownable.transferred · tx 0xe9a18693…f7829a · block 93,517,845· 2026-09-09 19:23:21 UTC
Get alerted when this contract’s control changes
Free for personal wallets. Telegram, within a minute of the block.
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.