Re: New Work Item Proposal: Data Integrity BIP340 Cryptosuite

ne 10. 8. 2025 v 18:15 odesílatel Dr John O'Hare <w3c@xrsystems.uk> napsal:

> That's super useful thanks Melvin. I think I might try implementing this
> into the back end of my knowledge system. How does the zero relay / point
> to point system work? I think I've only ever used the relays.
>

It's a proposed spec right now, but I think it will be adopted by the CCG

https://dcdpr.github.io/data-integrity-schnorr-secp256k1/

Just run it through an LLM with questions, and then post back here if
anything is unclear


>
> Is there code for protocol agnostic credentials around yet? ie, expanding
> on your point about it being cross compatible?
>

That would be the verifiable credentials stack.  It will be widely used, I
think

https://en.wikipedia.org/wiki/Verifiable_credentials


>
> On Saturday, 9 August 2025 at 21:58, Melvin Carvalho <
> melvincarvalho@gmail.com> wrote:
>
> Good news! After a helpful discussion with the W3C Credentials Community
> Group, we’ve aligned on a verification method that works cleanly with
> did:nostr and the Verifiable Credentials stack:
> https://github.com/w3c-ccg/community/issues/254#issuecomment-3172061021
>
> I’ve already patched the did:nostr draft to reflect this.
>
> What this unlocks
>
> 1. Production-ready reference implementations
>
> 2. Compatibility with the wider W3C Credentials ecosystem
>
> 3. A straightforward path to issuing industry-standard credentials
> (badges, awards, driver’s licences, etc.) over Nostr
>
> 4. The ability to sign and exchange JSON payloads between Nostr services
> (relays optional)
>
> It’s a nice step up in standards alignment and Nostr functionality.
>
> Many thanks to everyone who weighed in, feedback very welcome!
>
>
> ne 3. 8. 2025 v 19:10 odesílatel Melvin Carvalho <melvincarvalho@gmail.com>
> napsal:
>
>> FYI
>>
>> ---------- Forwarded message ---------
>> Od: Will Abramson <wip.abramson@gmail.com>
>> Date: čt 31. 7. 2025 v 18:13
>> Subject: New Work Item Proposal: Data Integrity BIP340 Cryptosuite
>> To: Credentials Community Group <public-credentials@w3.org>
>>
>>
>> Hello CCG community,
>>
>> Digital Contract Design in collaboration with Legendary Requirements and
>> Danube Tech are proposing a new CCG Work Item for adoption:
>> https://dcdpr.github.io/data-integrity-schnorr-secp256k1/
>>
>> See the proposal issue here:
>> https://github.com/w3c-ccg/community/issues/254
>>
>> We feel this is important as there are currently no up to date Data
>> Integrity cryptosuites available for the secp256k1 curve, which has wide
>> adoption throughout multiple blockchain ecosystems.
>>
>> Thanks,
>> All the best,
>> Will Abramson
>>
>
>