output
20052026
most citedA data science platform to enable time-domain astronomy

91 citations

researchers with a paper here

Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.

collaborating institutions
Showing cs.CRShow all

6 papers · 1 filter

cs.CR2022

Block withholding resilience

Cyril Grunspan, Ricardo Perez-Marco

It has been known for some time that the Nakamoto consensus as implemented in the Bitcoin protocol is not totally aligned with the individual interests of the participants. More pr…

cs.CR2019★ 12 cited

On Profitability of Nakamoto double spend

Cyril Grunspan, Ricardo Pérez-Marco

Nakamoto double spend strategy, described in Bitcoin foundational article, leads to total ruin with positive probability and does not make sense from the profitability point of vie…

cs.CR2019★ 3 cited

Bitcoin Selfish Mining and Dyck Words

Cyril Grunspan, Ricardo Pérez-Marco

We give a straightforward proof for the formula giving the long-term apparent hashrate of the Selfish Mining strategy in Bitcoin using only elementary probabilities and combinatori…

cs.CR2018★ 12 cited

On Profitability of Trailing Mining

Cyril Grunspan, Ricardo Pérez-Marco

We compute the revenue ratio of the Trail Stubborn mining strategy in the Bitcoin network and compare its profitability to other block-withholding strategies. We use for this marti…

cs.CR2018★ 9 cited

On profitability of stubborn mining

Cyril Grunspan, Ricardo Pérez-Marco

We compute and compare profitabilities of stubborn mining strategies that are variations of selfish mining. These are deviant mining strategies violating Bitcoin's network protocol…

cs.CR2017★ 1 cited

Satoshi Risk Tables

Cyril Grunspan, Ricardo Pérez-Marco

We present Bitcoin Security Tables computing the probability of success p(z,q,t) of a double spend attack by an attacker controlling a share q of the hashrate after z confirmations…