Abstract
Distributed proofs are mechanisms enabling the nodes of a network to collectively and efficiently check the correctness of Boolean predicates on the structure of the network (e.g. having a specific diameter), or on data structures distributed over the nodes (e.g. a spanning tree). We consider well known mechanisms consisting of two components: a prover that assigns a certificate to each node, and a distributed algorithm called verifier that is in charge of verifying the distributed proof formed by the collection of all certificates. We show that many network predicates have distributed proofs offering a high level of redundancy, explicitly or implicitly. We use this remarkable property of distributed proofs to establish perfect tradeoffs between the size of the certificate stored at every node, and the number of rounds of the verification protocol.
Original language | English |
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Title of host publication | 32nd International Symposium on Distributed Computing (DISC 2018) |
Editors | Ulrich Schmid, Juho Hirvonen |
Place of Publication | Dagstuhl, Germany |
Publisher | Schloss Dagstuhl - Leibniz-Zentrum für Informatik |
Chapter | 24 |
Pages | 1-18 |
Number of pages | 18 |
ISBN (Electronic) | 978-3-95977-092-7 |
DOIs | |
Publication status | Published - 1 Oct 2018 |
MoE publication type | A4 Conference publication |
Event | International Symposium on Distributed Computing - New Orleans, United States Duration: 15 Oct 2018 → 19 Oct 2018 Conference number: 32 http://www.disc-conference.org/wp/disc2018/ |
Publication series
Name | Leibniz International Proceedings in Informatics (LIPIcs) |
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Publisher | Schloss Dagstuhl-Leibniz-Zentrum fuer Informatik |
Volume | 121 |
ISSN (Electronic) | 1868-8969 |
Conference
Conference | International Symposium on Distributed Computing |
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Abbreviated title | DISC |
Country/Territory | United States |
City | New Orleans |
Period | 15/10/2018 → 19/10/2018 |
Internet address |
Keywords
- distributed verification
- distributed graph algorithms
- proof-labeling schemes
- space-time tradeoffs
- non-determinism