scan-v4.json (19007B)
1 { 2 "scan_version": 4, 3 "paper_type": "survey", 4 "paper": { 5 "title": "E-wallet Delivery Technology Architecture Adoption: A Review", 6 "authors": [ 7 "Kalaivani Chellappan", 8 "Tharsshinee Elanchselvan", 9 "Asma Abu-Samah" 10 ], 11 "year": 2025, 12 "venue": "Jurnal Kejuruteraan", 13 "arxiv_id": null, 14 "doi": "10.17576/jkukm-2025-37(1)-14" 15 }, 16 "checklist": { 17 "claims_and_evidence": { 18 "abstract_claims_supported": { 19 "applies": true, 20 "answer": false, 21 "justification": "The abstract claims QR is 'most popular, secure, fast, and cost-effective compared to NFC and SMS.' While popularity and cost-effectiveness are supported by the review, the claim of QR being more 'secure' than NFC is not well-supported — multiple reviewed papers highlight NFC's strong security due to short-range communication. The abstract also does not bound these claims to the Malaysian context, though the results section does.", 22 "source": "opus" 23 }, 24 "causal_claims_justified": { 25 "applies": false, 26 "answer": false, 27 "justification": "The paper makes comparative recommendations (QR is 'best suited') rather than causal claims. Background statements like 'the pandemic triggered a sharp rise in digital payments' are contextual, not the paper's own empirical claims.", 28 "source": "opus" 29 }, 30 "generalization_bounded": { 31 "applies": true, 32 "answer": false, 33 "justification": "The title 'E-wallet Delivery Technology Architecture Adoption: A Review' is geographically unbounded, and the abstract makes general claims about QR being 'most popular, secure, fast, and cost-effective.' However, the evidence is primarily from 12 papers with heavy Malaysian focus, and the conclusion explicitly states 'QR code is the best delivery technology option for e-wallets designed in Malaysia.' The title and abstract overclaim relative to the evidence.", 34 "source": "opus" 35 }, 36 "alternative_explanations_discussed": { 37 "applies": true, 38 "answer": false, 39 "justification": "The paper does not consider alternative explanations for QR dominance in Malaysia, such as regulatory push, government stimulus programs (ePENJANA mentioned only as context), merchant network effects, or marketing investment by QR-based platforms. The recommendation is presented as if purely driven by technical merits.", 40 "source": "opus" 41 }, 42 "proxy_outcome_distinction": { 43 "applies": true, 44 "answer": false, 45 "justification": "The paper measures adoption rates and feature comparisons from 12 papers but frames these as determining the 'best suited' delivery technology. The gap between what existing studies report (usage patterns, user preferences) and what 'best suited for adaptive money management' actually requires (data richness, API capability, analytics potential) is not acknowledged.", 46 "source": "opus" 47 } 48 }, 49 "limitations_and_scope": { 50 "limitations_section_present": { 51 "applies": true, 52 "answer": false, 53 "justification": "No dedicated limitations or threats-to-validity section exists. The paper proceeds directly from Discussion to Conclusion without addressing study limitations.", 54 "source": "opus" 55 }, 56 "threats_to_validity_specific": { 57 "applies": true, 58 "answer": false, 59 "justification": "No threats to validity are discussed. The narrow search window (2017-2021), restrictive AND-based query, small sample (12 papers), and geographic bias are not acknowledged.", 60 "source": "opus" 61 }, 62 "scope_boundaries_stated": { 63 "applies": true, 64 "answer": false, 65 "justification": "No explicit statements about what the results do not show. The conclusion does narrow to 'e-wallets designed in Malaysia' but does not state what settings, populations, or claims are excluded from the review's scope.", 66 "source": "opus" 67 } 68 }, 69 "conflicts_of_interest": { 70 "funding_disclosed": { 71 "applies": true, 72 "answer": true, 73 "justification": "The Acknowledgements section states: 'The authors thank Universiti Kebangsaan Malaysia for the support in this research.'", 74 "source": "opus" 75 }, 76 "affiliations_disclosed": { 77 "applies": true, 78 "answer": true, 79 "justification": "All authors are listed as affiliated with the Department of Electrical, Electronics & Systems Engineering, Faculty of Engineering & Built Environment, Universiti Kebangsaan Malaysia.", 80 "source": "opus" 81 }, 82 "funder_independent_of_outcome": { 83 "applies": true, 84 "answer": true, 85 "justification": "Universiti Kebangsaan Malaysia is an academic institution with no financial stake in whether QR, NFC, or SMS is recommended as the best delivery technology.", 86 "source": "opus" 87 }, 88 "financial_interests_declared": { 89 "applies": true, 90 "answer": true, 91 "justification": "The paper includes a 'Declaration of Competing Interest' section stating 'None.'", 92 "source": "opus" 93 } 94 }, 95 "scope_and_framing": { 96 "key_terms_defined": { 97 "applies": true, 98 "answer": true, 99 "justification": "Key terms are defined including e-wallet, digital wallet, the four wallet types (open, semi-open, closed, semi-closed), NFC, QR codes, SMS, blockchain, AI, IoT, and RPA, each with reasonably clear definitions.", 100 "source": "haiku" 101 }, 102 "intended_contribution_clear": { 103 "applies": true, 104 "answer": true, 105 "justification": "The objective is explicitly stated: 'to compare operational features of existing delivery technologies to ensure the best suited delivery technology is adapted into the proposed adaptive money management embedded e-wallet design.'", 106 "source": "haiku" 107 }, 108 "engagement_with_prior_work": { 109 "applies": true, 110 "answer": true, 111 "justification": "A dedicated Related Work section reviews prior work on individual delivery technologies and explicitly positions this review as filling a gap (no prior review compares all four technologies together in the e-wallet context), with specific citations to prior reviews of NFC, QR, and SMS separately.", 112 "source": "haiku" 113 } 114 } 115 }, 116 "type_checklist": { 117 "survey": { 118 "search_and_selection": { 119 "search_strategy_reproducible": { 120 "applies": true, 121 "answer": true, 122 "justification": "The exact keyword string ('digital Wallet* AND qr* AND nfc* AND sms* AND digital payment*'), three named databases, and date range (2017-2021) are all provided, making the initial search reproducible.", 123 "source": "haiku" 124 }, 125 "inclusion_exclusion_explicit": { 126 "applies": true, 127 "answer": true, 128 "justification": "Table 2 lists explicit inclusion criteria (English, 2017-2021, discusses digital wallet + delivery technology, has abstract and full text) and exclusion criteria (duplicates, review papers, letters, conference papers, editorial notes, short surveys).", 129 "source": "haiku" 130 }, 131 "prisma_or_structured_protocol": { 132 "applies": true, 133 "answer": false, 134 "justification": "The paper includes a selection flowchart (Figure 2) and describes a structured three-phase screening process, but does not cite PRISMA or any other named systematic review protocol.", 135 "source": "haiku" 136 }, 137 "search_terms_provided": { 138 "applies": true, 139 "answer": true, 140 "justification": "The exact search string is provided verbatim: 'digital Wallet* AND qr* AND nfc* AND sms* AND digital payment*'.", 141 "source": "haiku" 142 }, 143 "databases_listed": { 144 "applies": true, 145 "answer": true, 146 "justification": "Three databases are explicitly named: ScienceDirect, Scopus, and Google Scholar, with brief descriptions of each.", 147 "source": "haiku" 148 }, 149 "screening_process_documented": { 150 "applies": true, 151 "answer": true, 152 "justification": "The text reports 159 initial articles narrowed to 12, describes a three-phase process with three independent readers and a unanimity requirement, and references Figure 2 as the selection flowchart.", 153 "source": "haiku" 154 }, 155 "review_scope_justified": { 156 "applies": true, 157 "answer": false, 158 "justification": "The 2017-2021 date range is stated but not justified — no rationale is given for why these years were chosen, and the review was published in 2025 with a four-year gap to the most recent included papers with no explanation for excluding 2022-2024 literature.", 159 "source": "haiku" 160 } 161 }, 162 "synthesis_quality": { 163 "conflicting_findings_acknowledged": { 164 "applies": true, 165 "answer": true, 166 "justification": "The paper acknowledges conflicting findings: NFC standardization 'has mixed acceptance as it is welcoming to some... but most users see it as an inconvenience,' and notes divergent study conclusions on SMS vs NFC preference.", 167 "source": "haiku" 168 }, 169 "quality_assessment_of_sources": { 170 "applies": true, 171 "answer": false, 172 "justification": "No quality rubric, risk-of-bias assessment, or methodological evaluation of the 12 reviewed papers is performed. Papers are included based solely on topic relevance; no study design weighting or quality scoring is applied.", 173 "source": "haiku" 174 }, 175 "publication_bias_discussed": { 176 "applies": true, 177 "answer": false, 178 "justification": "Publication bias is not mentioned anywhere in the paper. The possibility that positive results for QR or NFC are overrepresented in the three searched databases is never considered.", 179 "source": "haiku" 180 }, 181 "quantitative_synthesis_present": { 182 "applies": true, 183 "answer": false, 184 "justification": "The synthesis is entirely narrative with a structured comparison table (Table 4). No meta-analysis, vote counting, effect size aggregation, or any quantitative synthesis is performed.", 185 "source": "haiku" 186 }, 187 "recommendations_supported_by_evidence": { 188 "applies": true, 189 "answer": false, 190 "justification": "The recommendation for QR as 'best suited' goes beyond what 12 papers (2017-2021) can support. No papers on digital-only delivery were found, leaving one of four technologies unexamined, yet the review still recommends QR over this unexamined alternative.", 191 "source": "haiku" 192 } 193 } 194 } 195 }, 196 "claims": [ 197 { 198 "claim": "QR payment is the most popular, secure, fast, and cost-effective delivery technology for e-wallets compared to NFC and SMS", 199 "evidence": "Narrative synthesis of 12 reviewed papers (2017-2021) on feature comparisons; Malaysian market adoption by Touch n Go, Grab, and Maybank used as supporting evidence", 200 "supported": "weak" 201 }, 202 { 203 "claim": "NFC's limitations (high setup cost, hardware dependency, low penetration) outweigh its advantages for Malaysian e-wallets", 204 "evidence": "Multiple reviewed papers (Acker & Murthy 2020, Nesse et al. 2017, Gerpott & Meinert 2017) document NFC's high infrastructure cost and POS terminal availability constraints", 205 "supported": "moderate" 206 }, 207 { 208 "claim": "SMS is declining as a viable payment method due to free messaging services replacing it", 209 "evidence": "Nesse et al. (2017) cited for declining SMS relevance; De Luna et al. (2019) notes SMS remains favored only in African markets with limited internet access", 210 "supported": "moderate" 211 }, 212 { 213 "claim": "No existing review has compared all four delivery technologies (NFC, QR, SMS, digital-only) in the e-wallet context", 214 "evidence": "Authors' claim in Related Work section based on their own literature search; existing cited reviews cover individual technologies only", 215 "supported": "weak" 216 }, 217 { 218 "claim": "A QR-enabled e-wallet integrating blockchain, AI, IoT, and RPA can improve financial management and reduce overspending among Malaysian users", 219 "evidence": "General technical descriptions of each technology's capabilities are cited; no empirical evidence for the integrated system's effectiveness is presented", 220 "supported": "unsupported" 221 } 222 ], 223 "methodology_tags": [ 224 "qualitative" 225 ], 226 "key_findings": "This narrative review of 12 papers (2017-2021) comparing e-wallet delivery technologies concludes that QR code is the most suitable technology for a proposed adaptive money management e-wallet in Malaysia, primarily due to low setup cost, high adaptability, and existing adoption by major Malaysian e-wallet providers (Touch n Go, Grab, Maybank). NFC is found to be functionally superior in some dimensions but limited by infrastructure costs and hardware requirements. SMS is assessed as declining in relevance. The review is critically limited by a highly restrictive conjunctive search strategy that yielded only 12 papers, complete absence of digital-only payment papers, use of literature ending in 2021 (four years before publication), and no methodological quality assessment of reviewed sources.", 227 "red_flags": [ 228 { 229 "flag": "Overly restrictive search yields only 12 papers", 230 "detail": "The search required all four technologies to co-appear in the same paper ('digital Wallet* AND qr* AND nfc* AND sms* AND digital payment*'), producing only 12 final papers from 159 initial results. This excludes papers comparing subsets of technologies and likely misses most of the relevant literature on each technology individually." 231 }, 232 { 233 "flag": "Digital-only category unexamined", 234 "detail": "One of the four delivery technologies in the stated research questions (digital/online-only) had 'no papers found' but the abstract and conclusion still frame this as a complete four-technology comparison. The final recommendation is based on three technologies, not four." 235 }, 236 { 237 "flag": "Literature ends in 2021 (4-year gap to publication)", 238 "detail": "Published in 2025, the review covers only 2017-2021 literature with no justification for excluding 2022-2024 papers, a period of rapid QR adoption post-COVID and significant advances in NFC and digital payment infrastructure." 239 }, 240 { 241 "flag": "No quality assessment of reviewed papers", 242 "detail": "The 12 reviewed papers are included on topic relevance alone. No methodological quality assessment, risk-of-bias evaluation, or study design weighting is applied, meaning a poorly designed observational study carries the same weight as a rigorous comparative experiment." 243 }, 244 { 245 "flag": "Design recommendation beyond review scope", 246 "detail": "The conclusion recommends QR for a specific proposed e-wallet integrating blockchain, AI, IoT, and RPA — a system that was never implemented, evaluated, or tested. The review conflates a technology comparison with a design decision for a novel, unevaluated system." 247 }, 248 { 249 "flag": "Google Scholar in systematic search without deduplication protocol", 250 "detail": "Google Scholar is not a rigorously indexed database and its inclusion alongside Scopus and ScienceDirect without a documented deduplication protocol introduces inconsistency in the search corpus." 251 } 252 ], 253 "cited_papers": [ 254 { 255 "title": "Mobile payment is not all the same: The adoption of mobile payment systems depending on the technology applied", 256 "relevance": "Core reviewed paper comparing NFC, QR, and SMS adoption across delivery technologies; frequently cited in results" 257 }, 258 { 259 "title": "Who signs up for NFC mobile payment services? Mobile network operator subscribers in Germany", 260 "relevance": "One of 12 reviewed papers covering NFC adoption determinants in mobile payment context" 261 }, 262 { 263 "title": "Predicting mobile wallet resistance: A two-staged structural equation modeling-artificial neural network approach", 264 "relevance": "Reviewed paper covering NFC and QR in Malaysian mobile wallet context" 265 }, 266 { 267 "title": "Intention to use new mobile payment systems: a comparative analysis of SMS and NFC payments", 268 "relevance": "Directly compares SMS and NFC payment acceptance — key comparative paper in the review" 269 }, 270 { 271 "title": "A Review of Blockchain in Fintech: Taxonomy, Challenges, and Future Directions", 272 "relevance": "Background for blockchain as one of the four Fintech pillars in the proposed e-wallet architecture" 273 }, 274 { 275 "title": "Evaluation of M-payment technology and sectoral system innovation — A comparative study of UK and Indian models", 276 "relevance": "Reviewed paper covering NFC mobile payment evaluation across two country contexts" 277 }, 278 { 279 "title": "Continuous Intention to Use E-Wallet in the Context of the COVID-19 Pandemic", 280 "relevance": "Context for COVID-19 acceleration of e-wallet adoption; used to explain Malaysian market shift" 281 }, 282 { 283 "title": "Robotic process automation and artificial intelligence in industry 4.0 — a literature review", 284 "relevance": "Background for RPA as one of the four Fintech pillars proposed in the adaptive e-wallet design" 285 } 286 ], 287 "engagement_factors": { 288 "practical_relevance": { 289 "score": 1, 290 "justification": "The comparison of payment technologies may be useful for fintech product managers, but provides no immediately usable tool or technique." 291 }, 292 "surprise_contrarian": { 293 "score": 0, 294 "justification": "The finding that QR codes are popular and cost-effective confirms widely known trends in mobile payments, particularly in Southeast Asia." 295 }, 296 "fear_safety": { 297 "score": 0, 298 "justification": "No AI risk or security concerns are raised; the paper mentions security features of payment technologies but does not identify novel threats." 299 }, 300 "drama_conflict": { 301 "score": 0, 302 "justification": "No controversy or conflict angle; this is a straightforward technology comparison review." 303 }, 304 "demo_ability": { 305 "score": 0, 306 "justification": "No code, demo, or tool is provided; the proposed adaptive e-wallet system is entirely conceptual." 307 }, 308 "brand_recognition": { 309 "score": 0, 310 "justification": "Published in a Malaysian engineering journal by university researchers with no connection to major AI labs or well-known fintech companies." 311 } 312 }, 313 "hn_data": { 314 "threads": [], 315 "top_points": 0, 316 "total_points": 0, 317 "total_comments": 0 318 } 319 }