[Bitcoin-development] Export format for xpub

Andreas Schildbach andreas at schildbach.de
Tue Feb 3 00:02:28 UTC 2015

On 02/02/2015 03:47 PM, vv01f wrote:

>>> Uff, I would expect YYYYMMDD there so it's human readable as well.
>> Those strings are not meant to be read by humans. YYYYMMDD is more
>> complicated than necessary, given that Bitcoin deals with seconds since
>> epoch everywhere.
> First that is a pitty .. as its simply a waste of storage.
> but back to Pavol's point: IMHO no harm to anything, as Bitcoin never
> has any valid timestamp below ~1230768000 (jan2009) and thus will always
> have 10 digits.. you can easily identify 8 char long timestamp as the
> proposed format.
> And there never is anything wrong with having a transparent, human
> readable option - especially when it saves 2 bytes in e.g. qr-codes.

Pavol's suggestion saves 2 chars only because its just a date. I think
the creation date should be at least precise to the hour, if not to the

But anyhow, if everyone prefers a human readble date format I will bow
to the majority.

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