{"id":"https://openalex.org/W2059272164","doi":"https://doi.org/10.1109/p2p.2013.6688717","title":"Have a snack, pay with Bitcoins","display_name":"Have a snack, pay with Bitcoins","publication_year":2013,"publication_date":"2013-09-01","ids":{"openalex":"https://openalex.org/W2059272164","doi":"https://doi.org/10.1109/p2p.2013.6688717","mag":"2059272164"},"language":"en","primary_location":{"id":"doi:10.1109/p2p.2013.6688717","is_oa":false,"landing_page_url":"https://doi.org/10.1109/p2p.2013.6688717","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE P2P 2013 Proceedings","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5038923219","display_name":"Tobias Bamert","orcid":null},"institutions":[{"id":"https://openalex.org/I35440088","display_name":"ETH Zurich","ror":"https://ror.org/05a28rw58","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Tobias Bamert","raw_affiliation_strings":["ETH, Zurich, Switzerland","ETH Z\u00fcrich, Z\u00fcrich, Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ETH, Zurich, Switzerland","institution_ids":["https://openalex.org/I35440088"]},{"raw_affiliation_string":"ETH Z\u00fcrich, Z\u00fcrich, Switzerland","institution_ids":["https://openalex.org/I35440088"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084430723","display_name":"Christian Decker","orcid":"https://orcid.org/0000-0002-8998-3570"},"institutions":[{"id":"https://openalex.org/I35440088","display_name":"ETH Zurich","ror":"https://ror.org/05a28rw58","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Christian Decker","raw_affiliation_strings":["ETH, Zurich, Switzerland","ETH Z\u00fcrich, Z\u00fcrich, Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ETH, Zurich, Switzerland","institution_ids":["https://openalex.org/I35440088"]},{"raw_affiliation_string":"ETH Z\u00fcrich, Z\u00fcrich, Switzerland","institution_ids":["https://openalex.org/I35440088"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053012431","display_name":"Lennart Elsen","orcid":null},"institutions":[{"id":"https://openalex.org/I35440088","display_name":"ETH Zurich","ror":"https://ror.org/05a28rw58","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Lennart Elsen","raw_affiliation_strings":["ETH, Zurich, Switzerland","ETH Z\u00fcrich, Z\u00fcrich, Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ETH, Zurich, Switzerland","institution_ids":["https://openalex.org/I35440088"]},{"raw_affiliation_string":"ETH Z\u00fcrich, Z\u00fcrich, Switzerland","institution_ids":["https://openalex.org/I35440088"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078339613","display_name":"Roger Wattenhofer","orcid":"https://orcid.org/0000-0002-6339-3134"},"institutions":[{"id":"https://openalex.org/I1290206253","display_name":"Microsoft (United States)","ror":"https://ror.org/00d0nc645","country_code":"US","type":"company","lineage":["https://openalex.org/I1290206253"]},{"id":"https://openalex.org/I4210164937","display_name":"Microsoft Research (United Kingdom)","ror":"https://ror.org/05k87vq12","country_code":"GB","type":"company","lineage":["https://openalex.org/I1290206253","https://openalex.org/I4210164937"]}],"countries":["GB","US"],"is_corresponding":false,"raw_author_name":"Roger Wattenhofer","raw_affiliation_strings":["Microsoft Research","[Microsoft Research,Redmond,WA,USA]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Microsoft Research","institution_ids":["https://openalex.org/I4210164937"]},{"raw_affiliation_string":"[Microsoft Research,Redmond,WA,USA]","institution_ids":["https://openalex.org/I1290206253"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5043763111","display_name":"Samuel Welten","orcid":null},"institutions":[{"id":"https://openalex.org/I35440088","display_name":"ETH Zurich","ror":"https://ror.org/05a28rw58","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Samuel Welten","raw_affiliation_strings":["ETH, Zurich, Switzerland","ETH Z\u00fcrich, Z\u00fcrich, Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ETH, Zurich, Switzerland","institution_ids":["https://openalex.org/I35440088"]},{"raw_affiliation_string":"ETH Z\u00fcrich, Z\u00fcrich, Switzerland","institution_ids":["https://openalex.org/I35440088"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":136,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10270","display_name":"Blockchain Technology Applications and Security","score":0.9991999864578247,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10270","display_name":"Blockchain Technology Applications and Security","score":0.9991999864578247,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11614","display_name":"Cloud Data Security Solutions","score":0.9702000021934509,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11995","display_name":"FinTech, Crowdfunding, Digital Finance","score":0.9638000130653381,"subfield":{"id":"https://openalex.org/subfields/1404","display_name":"Management Information Systems"},"field":{"id":"https://openalex.org/fields/14","display_name":"Business, Management and Accounting"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/payment","display_name":"Payment","score":0.8679418563842773},{"id":"https://openalex.org/keywords/database-transaction","display_name":"Database transaction","score":0.8149791955947876},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6513104438781738},{"id":"https://openalex.org/keywords/digital-currency","display_name":"Digital currency","score":0.5864011645317078},{"id":"https://openalex.org/keywords/cryptocurrency","display_name":"Cryptocurrency","score":0.5199021697044373},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.4946279227733612},{"id":"https://openalex.org/keywords/transaction-processing","display_name":"Transaction processing","score":0.48044320940971375},{"id":"https://openalex.org/keywords/business","display_name":"Business","score":0.3530164361000061},{"id":"https://openalex.org/keywords/commerce","display_name":"Commerce","score":0.32658302783966064},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.1891712248325348},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.18424102663993835}],"concepts":[{"id":"https://openalex.org/C145097563","wikidata":"https://www.wikidata.org/wiki/Q1148747","display_name":"Payment","level":2,"score":0.8679418563842773},{"id":"https://openalex.org/C75949130","wikidata":"https://www.wikidata.org/wiki/Q848010","display_name":"Database transaction","level":2,"score":0.8149791955947876},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6513104438781738},{"id":"https://openalex.org/C48220719","wikidata":"https://www.wikidata.org/wiki/Q10836209","display_name":"Digital currency","level":3,"score":0.5864011645317078},{"id":"https://openalex.org/C180706569","wikidata":"https://www.wikidata.org/wiki/Q13479982","display_name":"Cryptocurrency","level":2,"score":0.5199021697044373},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.4946279227733612},{"id":"https://openalex.org/C72108876","wikidata":"https://www.wikidata.org/wiki/Q844565","display_name":"Transaction processing","level":3,"score":0.48044320940971375},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.3530164361000061},{"id":"https://openalex.org/C54750564","wikidata":"https://www.wikidata.org/wiki/Q26643","display_name":"Commerce","level":1,"score":0.32658302783966064},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.1891712248325348},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.18424102663993835}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/p2p.2013.6688717","is_oa":false,"landing_page_url":"https://doi.org/10.1109/p2p.2013.6688717","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE P2P 2013 Proceedings","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W179922057","https://openalex.org/W1906913193","https://openalex.org/W1988699025","https://openalex.org/W1995488889","https://openalex.org/W2013686672","https://openalex.org/W2057248704","https://openalex.org/W2949515390","https://openalex.org/W4248175462","https://openalex.org/W6647484965","https://openalex.org/W6664728519"],"related_works":["https://openalex.org/W4365797016","https://openalex.org/W3215635167","https://openalex.org/W4280585582","https://openalex.org/W1950719656","https://openalex.org/W2913682208","https://openalex.org/W4313465241","https://openalex.org/W3184163161","https://openalex.org/W2907115098","https://openalex.org/W4225412134","https://openalex.org/W4293010059"],"abstract_inverted_index":{"Cashless":[0],"payments":[1,34,102],"are":[2,11],"nowadays":[3],"ubiquitous":[4],"and":[5,51,70,103],"decentralized":[6],"digital":[7],"currencies":[8],"like":[9],"Bitcoin":[10,50,101],"increasingly":[12],"used":[13,32,56],"as":[14],"means":[15],"of":[16,23,49,64,78,106],"payment.":[17],"However,":[18],"due":[19],"to":[20,54,82,99],"the":[21,24,62,65,76],"delay":[22],"transaction":[25,39,108],"confirmation":[26],"in":[27],"Bitcoin,":[28],"it":[29,53],"is":[30],"not":[31],"for":[33,57],"that":[35,45],"rely":[36],"on":[37],"quick":[38],"confirmation.":[40],"We":[41,60,93],"present":[42,88],"a":[43,89,95],"concept":[44,66],"addresses":[46],"this":[47],"drawback":[48],"allows":[52],"be":[55],"fast":[58,107],"transactions.":[59],"evaluate":[61],"performance":[63],"using":[67],"double-spending":[68],"attacks":[69,80],"show":[71],"that,":[72],"employing":[73],"our":[74],"concept,":[75],"success":[77],"such":[79],"diminishes":[81],"less":[83],"than":[84],"0.09%.":[85],"Moreover,":[86],"we":[87],"real":[90],"world":[91],"application:":[92],"modified":[94],"snack":[96],"vending":[97],"machine":[98],"accept":[100],"make":[104],"use":[105],"confirmations.":[109]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":11},{"year":2021,"cited_by_count":7},{"year":2020,"cited_by_count":12},{"year":2019,"cited_by_count":17},{"year":2018,"cited_by_count":18},{"year":2017,"cited_by_count":21},{"year":2016,"cited_by_count":15},{"year":2015,"cited_by_count":12},{"year":2014,"cited_by_count":8},{"year":2013,"cited_by_count":3}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}