[whatwg] checksum attribute in a href tag

[A. Rauschenbach]

Am 2012-10-19 14:01, schrieb Nils Dagsson Moskopp:
> It seems that problem is solved at the HTTP level with RFC 1864:
> <http://tools.ietf.org/html/rfc1864>
>
If I get it right this works fine if you serve it from your server, but 
not if you link to foreign server.

>> Another advantage is that your visitors (browser) can verify that 
>> the
>> document (e.g. a pdf) you linked to is still the same.
>
> Cool URIs should not change.

A changing URI isn't the problem. In that case you get a 404. The 
problem is when the URI stays the same but the content behind it 
changes. (especially when the content is not on your server)