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<div>Dick,</div>
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<div>This is definitely an interesting proposal. However, it only attempts to solve the recycling problem, whereas canonical IDs would solve this and several more.</div>
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<blockquote class="gmail_quote" style="PADDING-LEFT: 1ex; MARGIN: 0px 0px 0px 0.8ex; BORDER-LEFT: #ccc 1px solid">Will this break existing OpenID 1.1 RPs? Which ones? Is this going to be an issue for them?</blockquote>
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<div>As far as I can tell, this would break every existing 1.1 RP. When an RP requests authentication it expects the returned identifier to match the one it is trying to verify. However, it should work fine with 2.0 (thanks to directed identity).
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<div>Regards,</div>
<div>Dmitry</div>
<div>=damnian</div></div>