Slightly relevant: standardization of http queries to blockchain explorers.
It's not just about URLs, it's about the query body and response.
https://github.com/common-blockchain

On Tue, Sep 1, 2015 at 6:16 PM, Matt Whitlock via bitcoin-dev <
bitcoin-dev@lists.linuxfoundation.org> wrote:

> Isn't this all backward? The "authority" component of the URL should
> identify the chain, and the "path" component should identify the particular
> block, tx, or address in that chain.
>
> So instead of:
>
>
> blockchain://tx/ca26cedeb9cbc94e030891578e0d2b688a28902114f6ad2f24ecd3918f76c17f?chain=000000000019d6689c085ae165831e934ff763ae46a2a6c172b3f1b60a8ce26f
>
> It should be:
>
>
> blockchain://000000000019d6689c085ae165831e934ff763ae46a2a6c172b3f1b60a8ce26f/tx/ca26cedeb9cbc94e030891578e0d2b688a28902114f6ad2f24ecd3918f76c17f
>
> And I would agree with allowing well-known chains to register a name, to
> be used as an alternative to the literal, hash syntax:
>
>
> blockchain://bitcoin/tx/ca26cedeb9cbc94e030891578e0d2b688a28902114f6ad2f24ecd3918f76c17f
>
>
> On Tuesday, 1 September 2015, at 4:49 pm, Marco Pontello wrote:
> > On Sat, Aug 29, 2015 at 10:10 PM, Jorge Timón <
> > bitcoin-dev@lists.linuxfoundation.org> wrote:
> >
> > >
> > > I would really prefer chain=<chainID> over network=<chainPetnameStr>
> > > By chainID I mean the hash of the genesis block, see
> > >
> > >
> https://github.com/jtimon/bitcoin/commit/3191d5e8e75687a27cf466b7a4c70bdc04809d39
> > > I'm completely fine with doing that using an optional parameter (for
> > > backwards compatibility).
> > >
> >
> > I see that using the genesis block hash would be the perfectly rigorous
> way
> > to do it, but what do you think about the possibility of letting also use
> > the name constants, as a simple / more relaxed alternative? That would
> > spare a source lookup just to write a correct reference to a tx, maybe
> in a
> > forum or a post.
> >
> > So a reference to a certain tx could be either:
> >
> >
> blockchain://tx/ca26cedeb9cbc94e030891578e0d2b688a28902114f6ad2f24ecd3918f76c17f
> >
> >
> blockchain://tx/ca26cedeb9cbc94e030891578e0d2b688a28902114f6ad2f24ecd3918f76c17f?chain=000000000019d6689c085ae165831e934ff763ae46a2a6c172b3f1b60a8ce26f
> >
> >
> blockchain://ca26cedeb9cbc94e030891578e0d2b688a28902114f6ad2f24ecd3918f76c17f?chain=main
> >
> > (or a different element name maybe)
> >
> > --
> > Try the Online TrID File Identifier
> > http://mark0.net/onlinetrid.aspx
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