<s>
Sycamore	B-Device
is	O
a	O
quantum	B-Architecture
processor	I-Architecture
created	O
by	O
Google	B-Application
's	I-Application
Artificial	O
Intelligence	O
division	O
.	O
</s>
<s>
In	O
2019	O
,	O
Sycamore	B-Device
completed	O
a	O
task	O
in	O
200	O
seconds	O
that	O
Google	B-Application
claimed	O
,	O
in	O
a	O
Nature	O
paper	O
,	O
would	O
take	O
a	O
state-of-the-art	O
supercomputer	O
10,000	O
years	O
to	O
finish	O
.	O
</s>
<s>
Thus	O
,	O
Google	B-Application
claimed	O
to	O
have	O
achieved	O
quantum	B-Device
supremacy	I-Device
.	O
</s>
<s>
To	O
estimate	O
the	O
time	O
that	O
would	O
be	O
taken	O
by	O
a	O
classical	O
supercomputer	O
,	O
Google	B-Application
ran	O
portions	O
of	O
the	O
quantum	O
circuit	O
simulation	O
on	O
the	O
Summit	B-Device
,	O
the	O
most	O
powerful	O
classical	O
computer	O
in	O
the	O
world	O
.	O
</s>
<s>
Later	O
,	O
IBM	O
made	O
a	O
counter-argument	O
,	O
claiming	O
that	O
the	O
task	O
would	O
only	O
take	O
2.5	O
days	O
on	O
a	O
classical	O
system	O
like	O
Summit	B-Device
.	O
</s>
<s>
If	O
Google	B-Application
's	I-Application
claims	O
are	O
upheld	O
,	O
then	O
it	O
would	O
represent	O
an	O
exponential	O
leap	O
in	O
computing	O
power	O
.	O
</s>
<s>
In	O
August	O
2020	O
,	O
quantum	O
engineers	O
working	O
for	O
Google	B-Application
reported	O
the	O
largest	O
chemical	O
simulation	O
on	O
a	O
quantum	B-Architecture
computer	I-Architecture
–	O
a	O
Hartree	O
–	O
Fock	O
approximation	O
with	O
Sycamore	B-Device
paired	O
with	O
a	O
classical	O
computer	O
that	O
analyzed	O
results	O
to	O
provide	O
new	O
parameters	O
for	O
the	O
12-qubit	O
system	O
.	O
</s>
<s>
In	O
April	O
2021	O
,	O
researchers	O
working	O
with	O
Sycamore	B-Device
reported	O
that	O
they	O
were	O
able	O
to	O
realize	O
the	O
ground	O
state	O
of	O
the	O
toric	O
code	O
,	O
a	O
topologically	O
ordered	O
state	O
,	O
with	O
31	O
qubits	O
.	O
</s>
<s>
They	O
showed	O
long-range	O
entanglement	O
properties	O
of	O
the	O
state	O
by	O
measuring	O
non-zero	O
topological	O
entropy	O
,	O
simulating	O
anyon	O
interferometry	O
and	O
their	O
braiding	O
statistics	O
,	O
and	O
preparing	O
a	O
topological	O
quantum	B-Device
error	I-Device
correcting	I-Device
code	I-Device
with	O
one	O
logical	O
qubit	O
.	O
</s>
<s>
In	O
July	O
2021	O
,	O
a	O
collaboration	O
consisting	O
of	O
Google	B-Application
and	O
multiple	O
universities	O
reported	O
the	O
observation	O
of	O
a	O
discrete	O
time	O
crystal	O
on	O
the	O
Sycamore	B-Device
processor	I-Device
.	O
</s>
<s>
In	O
2022	O
,	O
the	O
Sycamore	B-Device
processor	I-Device
was	O
used	O
to	O
simulate	O
traversable	O
wormhole	O
dynamics	O
.	O
</s>
