<link href="https://login.launchpad.net/+openid" rel="openid.server" />
<link href="https://login.launchpad.net/+openid" rel="openid2.provider" />
<link href="https://login.launchpad.net/+id/xxxxxxx" rel="openid.delegate" />
<link href="https://login.launchpad.net/+id/xxxxxxx" rel="openid2.local_id" />
<meta http-equiv="X-XRDS-Location" content="https://login.launchpad.net/+id/xxxxxxx/+xrds" />

<!-- OpenID-2.0 delegated to stackexchange -->
<link rel="openid2.provider" href="https://openid.stackexchange.com/openid/provider" />
<link rel="openid2.local_id" href="https://openid.stackexchange.com/user/xxx-xxx-xxx-xxx-xxx" />