Re: What’s after DIDs?

Christopher, how do you make sure that the hash is unique?

Doing my homework suggests it is possible that they are not unique, but it
is improbable.
https://crypto.stackexchange.com/questions/58214/how-can-hashes-be-unique-if-they-are-limited-in-number

-Brent Shambaugh

On Wed, Aug 7, 2019 at 1:36 PM Christopher Lemmer Webber <
cwebber@dustycloud.org> wrote:

> Manu Sporny writes:
>
> > On 7/29/19 1:35 PM, Joe Andrieu wrote:
> >> TL;DR What’s after DIDs?
> >
> > From a technical standards perspective, these are currently pain points
> > for Digital Bazaar and our customers that seem like we might be able to
> > collaborate on with other developers / companies in this group:
> >
> > * True multi-DID interop
> > * True multi-wallet/issuer/verifier interop
> > * Collaboration on the Credential Handler API
> > * Linked Data Proofs/Signatures (W3C WGs for these)
> > * Secure Data Hubs (or, how do we make storage privacy-aware
> >   and self-sovereign)
>
> And most importantly, having a universal URI that this is based on.
>
> I've made the case for this in Datashards:
>
>
> https://github.com/WebOfTrustInfo/rwot9-prague/blob/master/topics-and-advance-readings/datashards-rationale.md
>
> I am making a strong assertion: a secure data hub is just *one* place
> you can store your datashards (or whatever).  You should also be able to
> share them over a direct web capability or stick them on a usb stick.
> The URIs should all work the same.
>
> If we don't have a universal URI for it, we designed a broken system.
>
> Bombastically,
>  - Chris
>
>