{"id":"https://openalex.org/W3153674880","doi":"https://doi.org/10.1145/3422337.3450319","title":"Blockchain-based Proof of Existence (PoE) Framework using Ethereum Smart Contracts","display_name":"Blockchain-based Proof of Existence (PoE) Framework using Ethereum Smart Contracts","publication_year":2021,"publication_date":"2021-04-10","ids":{"openalex":"https://openalex.org/W3153674880","doi":"https://doi.org/10.1145/3422337.3450319","mag":"3153674880"},"language":"en","primary_location":{"id":"doi:10.1145/3422337.3450319","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3422337.3450319","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Eleventh ACM Conference on Data and Application Security and Privacy","raw_type":"proceedings-article"},"type":"article","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/A5079554460","display_name":"Lim Wei Ming Shawn","orcid":null},"institutions":[{"id":"https://openalex.org/I168639165","display_name":"Singapore Institute of Technology","ror":"https://ror.org/01v2c2791","country_code":"SG","type":"education","lineage":["https://openalex.org/I168639165"]}],"countries":["SG"],"is_corresponding":true,"raw_author_name":"Lim Wei Ming Shawn","raw_affiliation_strings":["Singapore Institute of Technology, Singapore, Singapore"],"affiliations":[{"raw_affiliation_string":"Singapore Institute of Technology, Singapore, Singapore","institution_ids":["https://openalex.org/I168639165"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5021823076","display_name":"P. Mohan","orcid":"https://orcid.org/0000-0003-3176-8453"},"institutions":[{"id":"https://openalex.org/I168639165","display_name":"Singapore Institute of Technology","ror":"https://ror.org/01v2c2791","country_code":"SG","type":"education","lineage":["https://openalex.org/I168639165"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Purnima Murali Mohan","raw_affiliation_strings":["Singapore Institute of Technology, Singapore, Singapore"],"affiliations":[{"raw_affiliation_string":"Singapore Institute of Technology, Singapore, Singapore","institution_ids":["https://openalex.org/I168639165"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086584393","display_name":"Peter K. K. Loh","orcid":"https://orcid.org/0000-0002-5785-079X"},"institutions":[{"id":"https://openalex.org/I168639165","display_name":"Singapore Institute of Technology","ror":"https://ror.org/01v2c2791","country_code":"SG","type":"education","lineage":["https://openalex.org/I168639165"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Peter Loh Kok Keong","raw_affiliation_strings":["Singapore Institute of Technology, Singapore, Singapore"],"affiliations":[{"raw_affiliation_string":"Singapore Institute of Technology, Singapore, Singapore","institution_ids":["https://openalex.org/I168639165"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5021323754","display_name":"Vivek Balachandran","orcid":"https://orcid.org/0000-0003-4847-7150"},"institutions":[{"id":"https://openalex.org/I168639165","display_name":"Singapore Institute of Technology","ror":"https://ror.org/01v2c2791","country_code":"SG","type":"education","lineage":["https://openalex.org/I168639165"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Vivek Balachandran","raw_affiliation_strings":["Singapore Institute of Technology, Singapore, Singapore"],"affiliations":[{"raw_affiliation_string":"Singapore Institute of Technology, Singapore, Singapore","institution_ids":["https://openalex.org/I168639165"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5079554460"],"corresponding_institution_ids":["https://openalex.org/I168639165"],"apc_list":null,"apc_paid":null,"fwci":1.423,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.85067485,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"301","last_page":"303"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10270","display_name":"Blockchain Technology Applications and Security","score":1.0,"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":1.0,"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":0.9585000276565552,"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"}},{"id":"https://openalex.org/T10883","display_name":"Ethics and Social Impacts of AI","score":0.9168000221252441,"subfield":{"id":"https://openalex.org/subfields/3311","display_name":"Safety Research"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/blockchain","display_name":"Blockchain","score":0.9253393411636353},{"id":"https://openalex.org/keywords/smart-contract","display_name":"Smart contract","score":0.6434043645858765},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.6331121325492859},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6095779538154602},{"id":"https://openalex.org/keywords/intellectual-property","display_name":"Intellectual property","score":0.5736837387084961},{"id":"https://openalex.org/keywords/bespoke","display_name":"Bespoke","score":0.573620080947876},{"id":"https://openalex.org/keywords/proof-of-concept","display_name":"Proof of concept","score":0.483306884765625},{"id":"https://openalex.org/keywords/leverage","display_name":"Leverage (statistics)","score":0.47463735938072205},{"id":"https://openalex.org/keywords/burden-of-proof","display_name":"Burden of proof","score":0.4340433180332184},{"id":"https://openalex.org/keywords/internet-privacy","display_name":"Internet privacy","score":0.344113826751709},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.33349281549453735},{"id":"https://openalex.org/keywords/business","display_name":"Business","score":0.298125684261322},{"id":"https://openalex.org/keywords/law","display_name":"Law","score":0.15711459517478943},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.09250923991203308}],"concepts":[{"id":"https://openalex.org/C2779687700","wikidata":"https://www.wikidata.org/wiki/Q20514253","display_name":"Blockchain","level":2,"score":0.9253393411636353},{"id":"https://openalex.org/C2779950589","wikidata":"https://www.wikidata.org/wiki/Q7544035","display_name":"Smart contract","level":3,"score":0.6434043645858765},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.6331121325492859},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6095779538154602},{"id":"https://openalex.org/C34974158","wikidata":"https://www.wikidata.org/wiki/Q131257","display_name":"Intellectual property","level":2,"score":0.5736837387084961},{"id":"https://openalex.org/C44210515","wikidata":"https://www.wikidata.org/wiki/Q16968978","display_name":"Bespoke","level":2,"score":0.573620080947876},{"id":"https://openalex.org/C124978682","wikidata":"https://www.wikidata.org/wiki/Q1201019","display_name":"Proof of concept","level":2,"score":0.483306884765625},{"id":"https://openalex.org/C153083717","wikidata":"https://www.wikidata.org/wiki/Q6535263","display_name":"Leverage (statistics)","level":2,"score":0.47463735938072205},{"id":"https://openalex.org/C2777431735","wikidata":"https://www.wikidata.org/wiki/Q1535975","display_name":"Burden of proof","level":2,"score":0.4340433180332184},{"id":"https://openalex.org/C108827166","wikidata":"https://www.wikidata.org/wiki/Q175975","display_name":"Internet privacy","level":1,"score":0.344113826751709},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.33349281549453735},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.298125684261322},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.15711459517478943},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.09250923991203308},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0},{"id":"https://openalex.org/C112698675","wikidata":"https://www.wikidata.org/wiki/Q37038","display_name":"Advertising","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3422337.3450319","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3422337.3450319","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Eleventh ACM Conference on Data and Application Security and Privacy","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":3,"referenced_works":["https://openalex.org/W3011026246","https://openalex.org/W3028793983","https://openalex.org/W3097313151"],"related_works":["https://openalex.org/W4391375891","https://openalex.org/W3092702943","https://openalex.org/W4297798448","https://openalex.org/W4391241361","https://openalex.org/W4388187043","https://openalex.org/W4285161539","https://openalex.org/W2982625131","https://openalex.org/W4320715980","https://openalex.org/W3122124622","https://openalex.org/W3150062897"],"abstract_inverted_index":{"In":[0,66],"recent":[1],"years,":[2],"Blockchain,":[3],"underpinned":[4],"by":[5,86,132],"distributed":[6],"ledger":[7],"technology":[8,17,76],"(DLT)":[9],"has":[10],"been":[11],"touted":[12],"as":[13,176],"the":[14,19,74,83,94,134,156],"next":[15],"disruptive":[16],"with":[18,174],"potential":[20],"to":[21,52,56,71,77,91,119,136,159,166],"revolutionise":[22],"various":[23],"industry":[24],"verticals":[25],"and":[26,29,141,163],"horizontals.":[27],"Plagiarism":[28],"Intellectual":[30],"Property":[31],"Infringements":[32],"of":[33,35,45,96,104,128,171,178],"copyrights":[34],"artifacts,":[36],"trade":[37],"secrets,":[38],"etc.,":[39],"are":[40],"often":[41],"fought":[42],"in":[43,82,93],"courts":[44],"law.":[46],"There":[47],"is":[48],"an":[49],"inherent":[50],"need":[51],"adduce":[53],"reliable":[54,162],"evidence":[55,170],"establish":[57],"a":[58,79,88,102,115,123,148,161,168],"prima":[59],"facie":[60],"tort":[61],"case":[62],"or":[63],"even":[64],"beyond.":[65],"this":[67],"paper":[68],"we":[69],"aim":[70],"leverage":[72],"on":[73,155],"Blockchain":[75,157],"provide":[78,160],"digital":[80,149],"transformation":[81],"post-Covid":[84],"world":[85],"offering":[87],"new":[89],"platform":[90,118],"aid":[92],"protection":[95],"one's":[97],"intellectual":[98],"property":[99],"rights":[100],"through":[101,147,184],"Proof":[103,127],"Existence":[105,129],"(PoE)":[106,130],"framework":[107],"using":[108],"Ethereum":[109],"smart":[110,185],"contracts.":[111,186],"We":[112],"have":[113],"developed":[114],"seamless":[116],"web":[117],"allow":[120],"users":[121,135],"experience":[122],"simple":[124],"yet":[125],"secure":[126],"service":[131,153],"allowing":[133],"(i)":[137],"certify,":[138],"(ii)":[139],"manage":[140],"(iii)":[142],"view":[143],"their":[144],"documents":[145],"securely":[146],"portfolio.":[150],"This":[151],"PoE":[152],"leverages":[154],"characteristics":[158],"transparent":[164],"means":[165],"record":[167],"tamper-proof":[169],"copyright":[172],"information":[173],"timestamp":[175],"proof":[177],"existence":[179],"for":[180],"all":[181],"its":[182],"transactions":[183]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":2},{"year":2022,"cited_by_count":3}],"updated_date":"2026-04-17T18:11:37.981687","created_date":"2025-10-10T00:00:00"}
