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| From: | Pierre Perol-Schneider |
| Subject: | Re: registering a composition |
| Date: | Thu, 21 May 2020 13:03:52 +0200 |
Il giorno gio 21 mag 2020 alle 10:33, Valentin Villenave
<address@hidden> ha scritto:
> All you
> need to have is a way of proving your anteriority if anyone were to
> come and claim they’ve written it instead of you.
A modern alternative to sending a sealed package is digital
watermarking.
Francesco, as you are italian, you may want to try this "almost free"
service:
https://www.costozero.org/wai/copyzero.html
https://www.costozero.org/wai/u2.html
or buy a smart card to do it yourself
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