<s>
Filecoin	B-Protocol
( ⨎	O
)	O
is	O
an	O
open-source	B-Application
,	O
public	O
cryptocurrency	O
and	O
digital	O
payment	O
system	O
intended	O
to	O
be	O
a	O
blockchain-based	O
cooperative	O
digital	O
storage	O
and	O
data	O
retrieval	O
method	O
.	O
</s>
<s>
It	O
is	O
made	O
by	O
Protocol	B-Protocol
Labs	I-Protocol
and	O
shares	O
some	O
ideas	O
from	O
InterPlanetary	B-Protocol
File	I-Protocol
System	I-Protocol
allowing	O
users	O
to	O
rent	O
unused	O
hard	O
drive	O
space	O
.	O
</s>
<s>
A	O
blockchain	B-Application
mechanism	O
is	O
used	O
to	O
register	O
the	O
deals	O
.	O
</s>
<s>
Filecoin	B-Protocol
is	O
an	O
open	O
protocol	O
and	O
backed	O
by	O
a	O
blockchain	B-Application
that	O
records	O
commitments	O
made	O
by	O
the	O
network	O
’s	O
participants	O
,	O
with	O
transactions	O
made	O
using	O
FIL	O
,	O
the	O
blockchain	B-Application
's	O
native	O
currency	O
.	O
</s>
<s>
The	O
blockchain	B-Application
is	O
based	O
on	O
both	O
proof-of-replication	O
and	O
proof-of-spacetime	O
.	O
</s>
<s>
In	O
April	O
2021	O
,	O
the	O
Filecoin	B-Protocol
Foundation	O
donated	O
50,000	O
filecoins	B-Protocol
worth	O
$	O
10,000,000	O
to	O
the	O
Internet	O
Archive	O
.	O
</s>
<s>
In	O
addition	O
,	O
Internet	O
Archive	O
's	O
founder	O
Brewster	O
Kahle	O
and	O
director	O
of	O
partnerships	O
Wendy	O
Hanamura	O
joined	O
the	O
boards	O
of	O
advisors	O
of	O
Filecoin	B-Protocol
and	O
the	O
Filecoin	B-Protocol
Foundation	O
for	O
the	O
Decentralized	O
Web	O
.	O
</s>
