Re: Web 3.0 blockchains

Hey, this discussion about Tau Chain <http://tauchain.org/> might interest
you:
https://steemit.com/tauchain/@dana-edwards/what-tauchain-
can-do-for-us-effective-altruism-tauchain#@dana-
edwards/re-trafalgar-re-dana-edwards-what-tauchain-can-do-
for-us-effective-altruism-tauchain-20170417t144525348z

Cheers,
Ofer.

On Fri, Apr 21, 2017 at 6:27 PM, Melvin Carvalho <melvincarvalho@gmail.com>
wrote:

>
>
> On 12 March 2017 at 00:21, Timothy Holborn <timothy.holborn@gmail.com>
> wrote:
>
>> looks like progress.
>>
>> 1. semantic web is something bigger than RDF.  This is RDF?
>>
>
> What it boils down to is that semantic means, machine readable.
>
> It turns out that pretty much all machine readable structured data amounts
> to tying key value pairs to a subject.
>
> RDF is a very flexible way to describe this using URIs for naming.
>
> This is actually going the RDF route, but almost all systems can be
> expressed as RDF.  The advantage of RDF is that you dont need a translation
> step between different systems, which brings you one step closer to interop.
>
>
>>
>> 2. Did Satoshi's paper coin the term 'Blockchain'[1] therein noting the
>> abstract;
>>
>> *Abstract. A purely peer-to-peer version of electronic cash would allow
>> online payments to be sent directly from one party to another without going
>> through a financial institution. Digital signatures provide part of the
>> solution, but the main benefits are lost if a trusted third party is still
>> required to prevent double-spending. We propose a solution to the
>> double-spending problem using a peer-to-peer network. The network
>> timestamps transactions by hashing them into an ongoing chain of hash-based
>> proof-of-work, forming a record that cannot be changed without redoing the
>> proof-of-work. The longest chain not only serves as proof of the sequence
>> of events witnessed, but proof that it came from the largest pool of CPU
>> power. As long as a majority of CPU power is controlled by nodes that are
>> not cooperating to attack the network, they'll generate the longest chain
>> and outpace attackers. The network itself requires minimal structure.
>> Messages are broadcast on a best effort basis, and nodes can leave and
>> rejoin the network at will, accepting the longest proof-of-work chain as
>> proof of what happened while they were gone.  source: "*Bitcoin: A
>> Peer-to-Peer Electronic Cash System"[1]
>>
>
> I think it came a bit later:
>
> "Nodes express their acceptance of the block by working on creating the
> next *block in the chain*, using the hash of the accepted block as the
> previous hash."
>
>
>>
>> 3.  Is this not therefore about RDF Ledgers?  Therein what may be denoted
>> by the branding is either 'RDF' or 'linked data' and 'decentralised ledger'
>> or 'ledger' (unsure whether its necessary for the thing to be
>> decentralised, regardless of the quality of the solution to do so).
>>
>
> A block chain derives a ledger.  Meaning, if you add up all the
> transactions you get a ledger.  Normally, you do not store the ledger in
> the block, so that balances can be verified by miners.  Occasionally some
> systems (such as ripple / xrp) do contain balances in blocks, but then you
> cannot verify the balances from the transactions, indeed transactions stop
> being immutable and you no longer have a block chain, which some (tho not
> all!) find to be problematic.
>
> It's putting together alot of concepts into the semantic web which leads
> to great interoperability.  Block chains, ledgers, transactions, smart
> contracts, ricardian contracts and a lot more.  But translating it to RDF
> (which can be done for any system) you are allowing software a greater
> chance to work together across different boundaries and domains, leading to
> unexpected reuse.
>
>
>>
>> What am i missing here?
>>
>
> It turns out that unexpected reuse became the value proposition of the
> web.  To date we've not really seen that in payments.  But new innovation
> could change that!
>
>
>
>>
>> [1] https://bitcoin.org/bitcoin.pdf
>>
>>
>> On Sun, 12 Mar 2017 at 01:54 Melvin Carvalho <melvincarvalho@gmail.com>
>> wrote:
>>
>>> seeAlso
>>>
>>> https://www.slideshare.net/bengardner135/semantic-blockchain
>>>
>>> On 11 March 2017 at 10:42, Melvin Carvalho <melvincarvalho@gmail.com>
>>> wrote:
>>>
>>> Super excited about the (draft) research into web 3.0 block chains
>>>
>>> IMHO it blows everything else out Ive seen (with possible exception of
>>> Manu's work) out of the water
>>>
>>> Not only block chains, but Linked Blockchains, Ricardian Contracts and
>>> Semantic Smart Contracts
>>>
>>> Ive been waiting for something like this for over 5 years, well done!
>>>
>>> https://semanticblocks.files.wordpress.com/2017/03/linked_bl
>>> ockchain_paper.pdf
>>>
>>>
>>>
>>>
>