Bug: Failed to initialize codex

[jlewi]

Failed to initialize Codex thread: Error: jsonrpc error (-32600): could not extract principal from token

[jlewi]

runner was showing the following OIDC error.
2026-03-25T08:15:45.718-0700 INFO stream/streams.go:57 Removing stream {"traceId": "ddc09b16b633e2c3ee07faaf99f9b5eb", "spanId": "ad74175726b683d1", "streamID": "2cd1049038fa4e0ea8ac24ef5673fd45"}
2026-03-25T08:16:06.450-0700 ERROR iam/oidc.go:401 Token validation failed {"tokenSummary": {"reason":"token is nil","valid":false}, "error": "invalid token signature: token is unverifiable: error while executing keyfunc: unable to find appropriate key"}

[jlewi]

Is it possible Google rotated its key and we didn't detect that?