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Paper Abstract and Keywords
Presentation 2023-10-11 16:25
Shortening Block Approval Intervals with Skip Graph Using VRNT in Blockchain
Nobuho Inamura, Masato Kitakami (Chiba Univ.) SS2023-25 DC2023-31
Abstract (in Japanese) (See Japanese page) 
(in English) The interval at which bitcoin payments are approved is intentionally adjusted to be once every 10 minutes. While it is technically easy to shorten the interval, shortening the interval increases the fork rate, which in turn increases the possibility of the blockchain being hijacked.
Bitcoin uses a Peer to Peer (P2P) network, which has the disadvantage of long block propagation time. In this study, we propose to use Skip Graph in the network layer of the blockchain to reduce the block propagation time and shorten the block approval interval without increasing the forking rate. In addition, we solve the load balancing problem of Skip Graph by using Virtual Replica Node Tree (VRNT).
Keyword (in Japanese) (See Japanese page) 
(in English) Blockchain / Peer to Peer / Skip Graph / Virtual Replica Node Tree / LightChain / / /  
Reference Info. IEICE Tech. Rep., vol. 123, no. 207, DC2023-31, pp. 22-26, Oct. 2023.
Paper # DC2023-31 
Date of Issue 2023-10-04 (SS, DC) 
ISSN Online edition: ISSN 2432-6380
Copyright
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reproduction
All rights are reserved and no part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopy, recording, or any information storage and retrieval system, without permission in writing from the publisher. Notwithstanding, instructors are permitted to photocopy isolated articles for noncommercial classroom use without fee. (License No.: 10GA0019/12GB0052/13GB0056/17GB0034/18GB0034)
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Conference Information
Committee SS DC  
Conference Date 2023-10-11 - 2023-10-12 
Place (in Japanese) (See Japanese page) 
Place (in English)  
Topics (in Japanese) (See Japanese page) 
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Paper Information
Registration To DC 
Conference Code 2023-10-SS-DC 
Language Japanese 
Title (in Japanese) (See Japanese page) 
Sub Title (in Japanese) (See Japanese page) 
Title (in English) Shortening Block Approval Intervals with Skip Graph Using VRNT in Blockchain 
Sub Title (in English)  
Keyword(1) Blockchain  
Keyword(2) Peer to Peer  
Keyword(3) Skip Graph  
Keyword(4) Virtual Replica Node Tree  
Keyword(5) LightChain  
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1st Author's Name Nobuho Inamura  
1st Author's Affiliation Chiba University (Chiba Univ.)
2nd Author's Name Masato Kitakami  
2nd Author's Affiliation Chiba University (Chiba Univ.)
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Speaker Author-1 
Date Time 2023-10-11 16:25:00 
Presentation Time 25 minutes 
Registration for DC 
Paper # SS2023-25, DC2023-31 
Volume (vol) vol.123 
Number (no) no.206(SS), no.207(DC) 
Page pp.22-26 
#Pages
Date of Issue 2023-10-04 (SS, DC) 


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