Audit log

Every state-changing event for Sheldon Xia (BitMart Founder): moderation decisions on community submissions, plus corrections and updates from the news pipeline. URL-based decisions are designed to carry three independent witnesses — the original source, an Internet Archive snapshot, and a Solana memo signed by our publicly-disclosed publisher key. Archive coverage is still being backfilled, so each decision below reports its own snapshot status rather than assuming one exists.

1. #1publishby system:backfill

   2026-08-20 12:10:25Z
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   {"actor":"system:backfill","investigation_id":"59b2a449-6704-4571-8359-2053d634e762","kind":"publish","page_slug":"sheldon-xia-bitmart-founder","published_at":"2026-08-20T12:10:25.294Z","sequence_num":1,"snapshot":{"content_type":"investigation","entity_name":"Sheldon Xia (BitMart Founder)","sections":[{"content":"Sheldon Xia founded BitMart in 2017 after completing an MS in Computer Science at Stevens Institute of Technology. He also holds a B.S. in Computer Science from Hangzhou University of Electronic Science and Technology and an MBA from Columbia Business School. Prior to BitMart, Xia was involved in early Chinese cryptocurrency markets, including the launch of DSCoin in 2013 and operation of the dscoin.org exchange. BitMart grew to serve more than 13 million users across over 180 countries. In April 2025, Xia transitioned from CEO to Group President, with Nenter (Nathan) Chow appointed as Global CEO. Xia stated at the time that the transition would allow him to 'devote energy to strategic initiatives and product breakthroughs.' Regardless of the title change, Xia remained the controlling founder of the organization, and sources reporting on the 2026 wind-down consistently refer to him as the primary decision-maker.","heading":"Background and Role at BitMart","severity":"low","sources":[{"credibility":2,"name":"BitMart Announces Leadership Transition: Sheldon Xia to Group President, Nenter Chow Appointed Global CEO","type":"news_article","url":"https://www.globenewswire.com/news-release/2025/04/23/3066786/0/en/BitMart-Announces-Leadership-Transition-Sheldon-Xia-to-Group-President-Nenter-Chow-Appointed-Global-CEO.html"},{"credibility":2,"name":"Sheldon Xia - Founder & CEO @ BitMart - Crunchbase Person Profile","type":"other","url":"https://www.crunchbase.com/person/sheldon-xia"},{"credibility":3,"name":"WuBlockchain Talks with BitMart Founder Sheldon (Medium)","type":"other","url":"https://bitmart-exchange.medium.com/%E5%90%B4%E8%AF%B4%E5%AF%B9%E8%AF%9D-bitmart-%E5%88%9B%E5%A7%8B%E4%BA%BAsheldon-%E5%A4%A7%E4%BA%8C%E6%8E%A5%E8%A7%A6%E6%AF%94%E7%89%B9%E5%B8%81-7-%E5%B9%B4%E5%88%9B%E4%B8%9A%E5%8E%86%E7%A8%8B-%E8%AF%A6%E8%B0%88%E7%BE%8E%E5%9B%BD%E7%9B%91%E7%AE%A1%E5%BD%B1%E5%93%8D-956219f0a6fc"}]},{"content":"On July 26, 2026, BitMart announced an orderly wind-down of its trading platform, citing a review of 'operating conditions, market environment, and future strategic direction' without specifying a triggering event. The announcement was notable for two reasons: first, it came shortly after BitMart had published a positive first-half 2026 report touting 256% growth in assets under management; second, Global CEO Nenter Chow disclosed publicly on X that he had not been consulted on the decision and had been informed on July 24 that his employment was being terminated. Chow stated he had 'no role in the management or decision-making of the company' since July 24 and only became aware of the exchange's closure when it was announced publicly. This sequence of events places Sheldon Xia, as Group President and controlling founder, as the person who effectively made the wind-down decision unilaterally. The exchange's BMX token dropped approximately 81.5% in the seven days following the announcement.","heading":"Wind-Down Announcement and Governance Concerns","severity":"high","sources":[{"credibility":2,"name":"BitMart to wind down trading platform as global CEO says he was not consulted (The Block)","type":"news_article","url":"https://www.theblock.co/post/409670/bitmart-to-wind-down-trading-platform-as-global-ceo-says-he-was-not-consulted"},{"credibility":3,"name":"Nenter Chow statement on X (@50Nent)","type":"social_media","url":"https://x.com/50Nent/status/2081261906254533060"},{"credibility":2,"name":"BitMart to Wind Down Exchange, With CEO Saying He Was Not Consulted (Blockhead)","type":"news_article","url":"https://www.blockhead.co/2026/07/27/bitmart-to-wind-down-exchange-with-ceo-saying-he-was-not-consulted/"},{"credibility":1,"name":"Crypto exchange BitMart to shut down after nine years, BMX token crashes 58% (CoinDesk)","type":"news_article","url":"https://www.coindesk.com/markets/2026/07/26/crypto-exchange-bitmart-to-shut-down-after-nine-years-bmx-token-crashes-58"}]},{"content":"Following the July 26 wind-down announcement, numerous users reported an inability to withdraw funds. US users with older accounts were told to withdraw by August 8, 2026; however, on-chain data showed withdrawals above $25,000 had largely stalled. Within hours of the wind-down announcement, users reported withdrawals marked as 'completed' with no corresponding on-chain transaction. Reports indicate that over a 24-hour window only 58 wallets managed to withdraw a combined $805,000, with an 8-hour stretch of zero processed withdrawals. One user claimed $10 million remained inaccessible on the platform. Matthew Wang, co-founder and CEO of decentralized AI network OpenGradient, publicly alleged BitMart was 'functionally insolvent,' stating his market-making firm could not access assets on the platform and noting BitMart had 'continued encouraging token holders to lock funds on the exchange about one week before halting the related services.' Scandic Coin also reported delayed withdrawals, with approximately 21,898 USDT, 926,635 SNC, and 256 USDT remaining unprocessed since July 26. BitMart attributed delays to enhanced identity verification, source-of-funds checks, and sanctions screening. No court or regulatory body has made a finding of insolvency as of August 20, 2026. These remain allegations.","heading":"Frozen Withdrawals and Alleged Insolvency","severity":"critical","sources":[{"credibility":2,"name":"BitMart Faces Insolvency Claim From OpenGradient Co-Founder (Crypto Times)","type":"news_article","url":"https://www.cryptotimes.io/2026/08/11/bitmart-faces-insolvency-claim-from-opengradient-co-founder/"},{"credibility":2,"name":"BitMart faces insolvency claim over frozen withdrawals (Crypto News)","type":"news_article","url":"https://crypto.news/bitmart-faces-insolvency-claim-over-frozen-withdrawals/"},{"credibility":2,"name":"BitMart Insolvency Claim Raises Exchange Shutdown Questions (Cryptonomist)","type":"news_article","url":"https://en.cryptonomist.ch/2026/08/10/bitmart-insolvency-claim/"},{"credibility":2,"name":"BitMart Accused of Insolvency as Withdrawals Stay Frozen (Crypto News Flash)","type":"news_article","url":"https://www.crypto-news-flash.com/bitmart-insolvency-withdrawals-frozen/"},{"credibility":2,"name":"BitMart Founder Dismisses Audit Demands as Users Report Blocked Funds (TFTC)","type":"news_article","url":"https://www.tftc.io/bitmart-founder-dismisses-audit-proof-of-reserves-blocked-withdrawals"}]},{"content":"On-chain data tracked by Arkham Intelligence shows a significant decline in wallets attributed to BitMart. Exchange-linked wallets held approximately $102 million around July 6, 2026, fell to approximately $71 million around the wind-down announcement on July 26, and were tracked at approximately $36.5 million as of August 19, 2026 — a decline of roughly 64% from the July 6 figure. CoinTelegraph and AMBCrypto both noted that the tracked wallets may not represent the totality of BitMart's holdings, and some of the decline may reflect user withdrawals that did successfully process. However, BitMart separately offered only a partial list of hot wallet addresses, explicitly stating these 'represent only a portion of our total wallets,' and made no full asset disclosure. Sheldon Xia has not identified or disclosed the full set of wallets under BitMart's control, nor provided any reconciliation between on-chain balances and stated user liabilities.","heading":"On-Chain Wallet Decline","severity":"critical","sources":[{"credibility":1,"name":"BitMart Account Demands Founder Explain Funds, Xia Calls Post Fake (CoinTelegraph)","type":"news_article","url":"https://cointelegraph.com/news/bitmart-account-founder-explain-repayment-plan"},{"credibility":2,"name":"BitMart faces August 19 deadline after linked wallets halve - AMBCrypto","type":"news_article","url":"https://ambcrypto.com/bitmart-faces-august-19-deadline-after-linked-wallets-halve-who-gets-repaid/"},{"credibility":2,"name":"Why BitMart Failed Where Top Exchanges Succeeded: The Proof-of-Reserves Gap (NullTX)","type":"news_article","url":"https://nulltx.com/why-bitmart-failed-where-top-exchanges-succeeded-the-proof-of-reserves-gap"}]},{"content":"BitMart publicly committed in May 2026 to publishing a proof-of-reserves report but never delivered one before its August 26 trading shutdown deadline. Rather than a full Merkle-tree audit of the type offered by major exchanges such as Binance, OKX, and Kraken, BitMart offered only a partial list of hot wallet addresses with the caveat that they represented 'only a portion of our total wallets.' Sheldon Xia dismissed demands for third-party verification and full wallet disclosure as 'fabricated rumors.' He has not announced acceptance of any independent auditor. Industry observers and on-chain investigators including ZachXBT have publicly called on Xia to demonstrate solvency through full fund restoration rather than public statements. Distressed-debt firm Echo Base's CEO Roshan Dharia stated: 'There is no version of this that ends well without going to court.' No independent audit or full reserve disclosure has been provided as of August 20, 2026.","heading":"Refusal of Proof-of-Reserves and Third-Party Audit","severity":"critical","sources":[{"credibility":2,"name":"BitMart Founder Dismisses Audit Demands as Users Report Blocked Funds (TFTC)","type":"news_article","url":"https://www.tftc.io/bitmart-founder-dismisses-audit-proof-of-reserves-blocked-withdrawals"},{"credibility":2,"name":"BitMart faces audit pressure as withdrawal complaints mount (Traders Union)","type":"news_article","url":"https://tradersunion.com/news/cryptocurrency-news/show/3014625-bitmart-audit-pressure-withdrawal-complaints/"},{"credibility":2,"name":"Why BitMart Failed Where Top Exchanges Succeeded: The Proof-of-Reserves Gap (NullTX)","type":"news_article","url":"https://nulltx.com/why-bitmart-failed-where-top-exchanges-succeeded-the-proof-of-reserves-gap"},{"credibility":2,"name":"ZachXBT's Cold Response To BitMart's Withdrawal Freeze (NullTX)","type":"news_article","url":"https://nulltx.com/zachxbts-cold-response-to-bitmarts-withdrawal-freeze"}]},{"content":"On or around August 17, 2026, a five-point open letter was published via BitMart's official Chinese-language X account (@BitMart_zh), demanding that Sheldon Xia and partner Yi Li respond by August 19, 2026, or face submission of evidence to global regulators, law enforcement, and media. The demands included: (1) a full, independently verifiable accounting of user funds with disclosed wallets, assets, liabilities, and usable reserves; (2) an explanation of who authorized withdrawal restrictions and whether management continued encouraging deposits after knowing withdrawals could not be processed normally; (3) a full trace of funds connected to management-linked accounts and related companies; (4) immediate settlement of unpaid employee salaries and compensation; and (5) a concrete repayment plan with specific asset totals, liability figures, payout order, and start/completion dates, along with acceptance of third-party audits. Employees also alleged they had not received July 2026 salaries or compensation tied to the shutdown decision. Sheldon Xia responded on August 17 describing the post as 'fabricated rumors,' claiming the account had been hacked, and stating he would file a police report and send a lawyer's letter to X demanding forensic data. He separately asserted that employee claims 'do not take priority over customer assets, since everyone is treated as a client.' Multiple outlets reported that current and former employees disputed Xia's characterization of the account as hacked. No police report or resolution of the salary dispute had been publicly confirmed as of August 20, 2026.","heading":"Employee Demands, Unpaid Salaries, and the August 19 Ultimatum","severity":"critical","sources":[{"credibility":2,"name":"BitMart Wind-Down Turns Messy: Users, Staff Issue August 19 Ultimatum to Team (Crypto Times)","type":"news_article","url":"https://www.cryptotimes.io/2026/08/17/bitmart-wind-down-turns-messy-users-staff-issue-august-19-ultimatum-to-team/"},{"credibility":2,"name":"Inside the BitMart Revolt: Rogue Staff Post Demands as ZachXBT Steps In (NullTX)","type":"news_article","url":"https://nulltx.com/inside-the-bitmart-revolt-rogue-staff-post-demands-as-zachxbt-steps-in"},{"credibility":1,"name":"BitMart Account Demands Founder Explain Funds, Xia Calls Post Fake (CoinTelegraph)","type":"news_article","url":"https://cointelegraph.com/news/bitmart-account-founder-explain-repayment-plan"},{"credibility":2,"name":"BitMart Exchange Shutdown Faces User, Staff Ultimatum (Cryptonomist)","type":"news_article","url":"https://en.cryptonomist.ch/2026/08/18/bitmart-exchange-shutdown-2/"},{"credibility":2,"name":"BitMart founder to report employee claims over unpaid salaries to police amid shutdown turmoil (Pluang)","type":"news_article","url":"https://pluang.com/en/news-feed/pendiri-bitmart-laporkan-klaim-karyawan-ke-polisi"},{"credibility":2,"name":"BitMart CEO Calls Accusations Fabricated as Users Report Frozen Withdrawals (BeInCrypto)","type":"news_article","url":"https://beincrypto.com/bitmart-ceo-denies-withdrawal-accusations/"}]},{"content":"Sheldon Xia's public statements during the wind-down crisis have been characterized by denials without substantive disclosure. On August 8, 2026, Xia stated that BitMart had 'not run away' and 'will not run away,' and attributed withdrawal delays to an internal asset consolidation process and manual reserve inventory checks. He provided no reserve figures, no withdrawal-processing data, and no repayment timeline. On August 17, 2026, following publication of the employee ultimatum, Xia described the demands as 'fabricated rumors,' claimed the Chinese X account had been hacked, and promised legal action against the platform. He stated: 'We have collected full evidence of the content on X, all of which is fabricated rumors. During daytime US time, we will file a police report and send a lawyer's letter to X, demanding technical and data forensics.' On-chain investigator ZachXBT publicly challenged Xia, stating: 'If you actually have the liquidity, then simply return the funds to everyone. Your actions have caused real people to lose access to their funds with little transparency provided.' As of August 20, 2026, Xia has not provided wallet addresses, a repayment schedule, reserve figures, or any indication that a third-party audit will occur.","heading":"Public Statements and Conduct","severity":"high","sources":[{"credibility":2,"name":"BitMart Founder Dismisses Audit Demands as Users Report Blocked Funds (TFTC)","type":"news_article","url":"https://www.tftc.io/bitmart-founder-dismisses-audit-proof-of-reserves-blocked-withdrawals"},{"credibility":2,"name":"ZachXBT's Cold Response To BitMart's Withdrawal Freeze (NullTX)","type":"news_article","url":"https://nulltx.com/zachxbts-cold-response-to-bitmarts-withdrawal-freeze"},{"credibility":2,"name":"BitMart Wind-Down Turns Messy: Users, Staff Issue August 19 Ultimatum to Team (Crypto Times)","type":"news_article","url":"https://www.cryptotimes.io/2026/08/17/bitmart-wind-down-turns-messy-users-staff-issue-august-19-ultimatum-to-team/"}]},{"content":"In December 2021, BitMart suffered a hot-wallet security breach in which hackers stole approximately $150 million to $196 million in assets across the Ethereum and Binance Smart Chain networks. At the time, Sheldon Xia, then CEO, publicly pledged that BitMart would compensate all affected users from the company's own funds, stating 'No user assets will be harmed.' The exchange did follow through on that commitment. The 2021 incident is relevant context for the 2026 crisis because it demonstrates Xia's prior public commitment pattern versus current non-disclosure — and because BitMart never subsequently implemented formal, ongoing proof-of-reserves verification systems comparable to major exchanges, a gap that reporting in 2026 identifies as contributing to the current loss of user trust.","heading":"2021 Security Breach","severity":"medium","sources":[{"credibility":1,"name":"Crypto Exchange BitMart Vows Compensation for $150 Million Hack (Bloomberg)","type":"news_article","url":"https://www.bloomberg.com/news/articles/2021-12-06/crypto-exchange-bitmart-to-compensate-hacked-users-ceo-tweets"},{"credibility":2,"name":"BitMart to Compensate Victims of $196M Hack With Own Funds (Decrypt)","type":"news_article","url":"https://decrypt.co/87637/bitmart-compensate-victims-196m-hack-funds"},{"credibility":1,"name":"Bitmart hackers take over $150 million in Ethereum and Binance Smart Chain (CNN Business)","type":"news_article","url":"https://www.cnn.com/2021/12/06/tech/bitmart-ethereum-bsc-hack"}]},{"content":"As of August 20, 2026, no formal regulatory action — including enforcement proceedings by the SEC, CFTC, FinCEN, or any foreign regulator — has been publicly announced against Sheldon Xia personally or against BitMart in connection with the 2026 wind-down. Employees and users have threatened to submit evidence to regulators and law enforcement worldwide if their August 19 deadline was not met, but no confirmed filing or regulatory investigation has been reported as of this writing. BitMart had secured an Australian Financial Services Licence in June 2026. The absence of regulatory action to date does not constitute a finding of compliance or exoneration; it reflects the early stage of the developing situation.","heading":"Regulatory Status","severity":"medium","sources":[{"credibility":2,"name":"BitMart Wind-Down Turns Messy: Users, Staff Issue August 19 Ultimatum to Team (Crypto Times)","type":"news_article","url":"https://www.cryptotimes.io/2026/08/17/bitmart-wind-down-turns-messy-users-staff-issue-august-19-ultimatum-to-team/"},{"credibility":2,"name":"BitMart Shutdown Under Fire as Withdrawal Concerns Mount (Unlock Blockchain)","type":"news_article","url":"https://www.unlock-bc.com/en/bitmart-shutdown-raises-withdrawal-concerns"}]}],"sources_used":[{"credibility":2,"name":"BitMart Founder Dismisses Audit Demands as Users Report Blocked Funds (TFTC)","type":"news_article","url":"https://www.tftc.io/bitmart-founder-dismisses-audit-proof-of-reserves-blocked-withdrawals"},{"credibility":2,"name":"BitMart Wind-Down Turns Messy: Users, Staff Issue August 19 Ultimatum to Team (Crypto Times)","type":"news_article","url":"https://www.cryptotimes.io/2026/08/17/bitmart-wind-down-turns-messy-users-staff-issue-august-19-ultimatum-to-team/"},{"credibility":2,"name":"BitMart Exchange Shutdown Faces User, Staff Ultimatum (Cryptonomist)","type":"news_article","url":"https://en.cryptonomist.ch/2026/08/18/bitmart-exchange-shutdown-2/"},{"credibility":2,"name":"BitMart Insolvency Claim Raises Exchange Shutdown Questions (Cryptonomist)","type":"news_article","url":"https://en.cryptonomist.ch/2026/08/10/bitmart-insolvency-claim/"},{"credibility":1,"name":"BitMart Account Demands Founder Explain Funds, Xia Calls Post Fake (CoinTelegraph)","type":"news_article","url":"https://cointelegraph.com/news/bitmart-account-founder-explain-repayment-plan"},{"credibility":2,"name":"BitMart faces insolvency claim over frozen withdrawals (Crypto News)","type":"news_article","url":"https://crypto.news/bitmart-faces-insolvency-claim-over-frozen-withdrawals/"},{"credibility":2,"name":"BitMart Faces Insolvency Claim From OpenGradient Co-Founder (Crypto Times)","type":"news_article","url":"https://www.cryptotimes.io/2026/08/11/bitmart-faces-insolvency-claim-from-opengradient-co-founder/"},{"credibility":2,"name":"Inside the BitMart Revolt: Rogue Staff Post Demands as ZachXBT Steps In (NullTX)","type":"news_article","url":"https://nulltx.com/inside-the-bitmart-revolt-rogue-staff-post-demands-as-zachxbt-steps-in"},{"credibility":2,"name":"ZachXBT's Cold Response To BitMart's Withdrawal Freeze (NullTX)","type":"news_article","url":"https://nulltx.com/zachxbts-cold-response-to-bitmarts-withdrawal-freeze"},{"credibility":2,"name":"Why BitMart Failed Where Top Exchanges Succeeded: The Proof-of-Reserves Gap (NullTX)","type":"news_article","url":"https://nulltx.com/why-bitmart-failed-where-top-exchanges-succeeded-the-proof-of-reserves-gap"},{"credibility":2,"name":"BitMart faces August 19 deadline after linked wallets halve (AMBCrypto)","type":"news_article","url":"https://ambcrypto.com/bitmart-faces-august-19-deadline-after-linked-wallets-halve-who-gets-repaid/"},{"credibility":2,"name":"BitMart CEO Calls Accusations Fabricated as Users Report Frozen Withdrawals (BeInCrypto)","type":"news_article","url":"https://beincrypto.com/bitmart-ceo-denies-withdrawal-accusations/"},{"credibility":2,"name":"BitMart Accused of Insolvency as Withdrawals Stay Frozen (Crypto News Flash)","type":"news_article","url":"https://www.crypto-news-flash.com/bitmart-insolvency-withdrawals-frozen/"},{"credibility":2,"name":"BitMart to wind down trading platform as global CEO says he was not consulted (The Block)","type":"news_article","url":"https://www.theblock.co/post/409670/bitmart-to-wind-down-trading-platform-as-global-ceo-says-he-was-not-consulted"},{"credibility":3,"name":"Nenter Chow statement on X (@50Nent)","type":"social_media","url":"https://x.com/50Nent/status/2081261906254533060"},{"credibility":2,"name":"BitMart Announces Leadership Transition: Sheldon Xia to Group President, Nenter Chow Appointed Global CEO (GlobeNewswire)","type":"news_article","url":"https://www.globenewswire.com/news-release/2025/04/23/3066786/0/en/BitMart-Announces-Leadership-Transition-Sheldon-Xia-to-Group-President-Nenter-Chow-Appointed-Global-CEO.html"},{"credibility":1,"name":"Crypto Exchange BitMart Vows Compensation for $150 Million Hack (Bloomberg)","type":"news_article","url":"https://www.bloomberg.com/news/articles/2021-12-06/crypto-exchange-bitmart-to-compensate-hacked-users-ceo-tweets"},{"credibility":2,"name":"BitMart to Compensate Victims of $196M Hack With Own Funds (Decrypt)","type":"news_article","url":"https://decrypt.co/87637/bitmart-compensate-victims-196m-hack-funds"},{"credibility":1,"name":"Bitmart hackers take over $150 million in Ethereum and Binance Smart Chain (CNN Business)","type":"news_article","url":"https://www.cnn.com/2021/12/06/tech/bitmart-ethereum-bsc-hack"},{"credibility":2,"name":"BitMart to Wind Down Exchange, With CEO Saying He Was Not Consulted (Blockhead)","type":"news_article","url":"https://www.blockhead.co/2026/07/27/bitmart-to-wind-down-exchange-with-ceo-saying-he-was-not-consulted/"},{"credibility":2,"name":"BitMart founder to report employee claims over unpaid salaries to police amid shutdown turmoil (Pluang)","type":"news_article","url":"https://pluang.com/en/news-feed/pendiri-bitmart-laporkan-klaim-karyawan-ke-polisi"},{"credibility":2,"name":"BitMart Employees Hijack X, Demand 5 Answers on Frozen Funds by 19 August (Coinpedia)","type":"news_article","url":"https://coinpedia.org/news/bitmart-employees-hijack-x-demand-5-answers-on-frozen-funds-by-19-august/"},{"credibility":2,"name":"BitMart faces audit pressure as withdrawal complaints mount (Traders Union)","type":"news_article","url":"https://tradersunion.com/news/cryptocurrency-news/show/3014625-bitmart-audit-pressure-withdrawal-complaints/"},{"credibility":2,"name":"Sheldon Xia - Founder & CEO @ BitMart (Crunchbase)","type":"other","url":"https://www.crunchbase.com/person/sheldon-xia"}],"summary":"Sheldon Xia is the founder of BitMart, a cryptocurrency exchange he established in 2017 that served over 13 million users across 180 countries before announcing a wind-down on July 26, 2026. Since that announcement, Xia has become the primary target of accountability demands from users and employees who allege frozen withdrawals and unpaid salaries, while Xia has publicly dismissed calls for a third-party audit and wallet disclosure as fabricated rumors. As of August 20, 2026, Xia has released no proof-of-reserves, no repayment plan, and no independent accounting of user funds, while on-chain data tracked by Arkham Intelligence shows a significant decline in wallet balances attributable to exchange-linked addresses.","timeline":[{"date":"2013-01-01","event":"Sheldon Xia involved in launch of DSCoin and operation of dscoin.org exchange, among early Chinese crypto market participants.","source":"BitMart / WuBlockchain Medium","source_url":"https://bitmart-exchange.medium.com/%E5%90%B4%E8%AF%B4%E5%AF%B9%E8%AF%9D-bitmart-%E5%88%9B%E5%A7%8B%E4%BA%BAsheldon-%E5%A4%A7%E4%BA%8C%E6%8E%A5%E8%A7%A6%E6%AF%94%E7%89%B9%E5%B8%81-7-%E5%B9%B4%E5%88%9B%E4%B8%9A%E5%8E%86%E7%A8%8B-%E8%AF%A6%E8%B0%88%E7%BE%8E%E5%9B%BD%E7%9B%91%E7%AE%A1%E5%BD%B1%E5%93%8D-956219f0a6fc"},{"date":"2017-01-01","event":"Sheldon Xia founds BitMart after completing MS in Computer Science at Stevens Institute of Technology.","source":"Crunchbase / GlobeNewswire","source_url":"https://www.crunchbase.com/person/sheldon-xia"},{"date":"2021-12-04","event":"BitMart suffers hot-wallet security breach; hackers steal approximately $150–$196 million in ETH and BSC assets. Sheldon Xia pledges full user compensation from company funds.","source":"Bloomberg","source_url":"https://www.bloomberg.com/news/articles/2021-12-06/crypto-exchange-bitmart-to-compensate-hacked-users-ceo-tweets"},{"date":"2025-04-23","event":"Sheldon Xia transitions from CEO to Group President; Nenter Chow appointed Global CEO.","source":"GlobeNewswire","source_url":"https://www.globenewswire.com/news-release/2025/04/23/3066786/0/en/BitMart-Announces-Leadership-Transition-Sheldon-Xia-to-Group-President-Nenter-Chow-Appointed-Global-CEO.html"},{"date":"2026-05-01","event":"BitMart publicly commits to publishing a proof-of-reserves report. Report is never delivered.","source":"TFTC / NullTX","source_url":"https://www.tftc.io/bitmart-founder-dismisses-audit-proof-of-reserves-blocked-withdrawals"},{"date":"2026-07-06","event":"Arkham Intelligence tracks exchange-linked BitMart wallets at approximately $102 million.","source":"CoinTelegraph","source_url":"https://cointelegraph.com/news/bitmart-account-founder-explain-repayment-plan"},{"date":"2026-07-24","event":"Global CEO Nenter Chow informed his employment is being terminated; offboarding begins. He states he had no role in management from this point forward.","source":"Nenter Chow on X / The Block","source_url":"https://x.com/50Nent/status/2081261906254533060"},{"date":"2026-07-26","event":"BitMart announces orderly wind-down of trading platform. New accounts, deposits, and orders halted immediately. Final trading day set for August 26, full platform cessation by January 31, 2027. BMX token drops approximately 58–81.5% in following days. User withdrawal complaints begin immediately.","source":"CoinDesk","source_url":"https://www.coindesk.com/markets/2026/07/26/crypto-exchange-bitmart-to-shut-down-after-nine-years-bmx-token-crashes-58"},{"date":"2026-08-08","event":"Sheldon Xia states BitMart has 'not run away' and 'will not run away,' attributing withdrawal delays to internal asset consolidation. No reserve figures or timeline provided. US users with older accounts told to withdraw by this date.","source":"Crypto Times / Crypto News","source_url":"https://www.cryptotimes.io/2026/08/17/bitmart-wind-down-turns-messy-users-staff-issue-august-19-ultimatum-to-team/"},{"date":"2026-08-10","event":"OpenGradient co-founder Matthew Wang publicly alleges BitMart is 'functionally insolvent,' stating his firm cannot withdraw market-making capital from the platform.","source":"Crypto Times","source_url":"https://www.cryptotimes.io/2026/08/11/bitmart-faces-insolvency-claim-from-opengradient-co-founder/"},{"date":"2026-08-17","event":"Five-point ultimatum published via BitMart's Chinese-language X account (@BitMart_zh), demanding Sheldon Xia and Yi Li disclose wallets, assets, liabilities, reserves, and provide a repayment plan by August 19, or face submission of evidence to regulators and law enforcement worldwide.","source":"Crypto Times / CoinTelegraph","source_url":"https://www.cryptotimes.io/2026/08/17/bitmart-wind-down-turns-messy-users-staff-issue-august-19-ultimatum-to-team/"},{"date":"2026-08-17","event":"Sheldon Xia publicly dismisses the ultimatum as 'fabricated rumors,' claims the Chinese X account was hacked, and threatens police action and legal letters to X. Makes no disclosure of reserves, wallets, or repayment plan.","source":"CoinTelegraph / TFTC","source_url":"https://cointelegraph.com/news/bitmart-account-founder-explain-repayment-plan"},{"date":"2026-08-17","event":"On-chain investigator ZachXBT challenges Xia publicly: 'If you actually have the liquidity, then simply return the funds to everyone. Your actions have caused real people to lose access to their funds with little transparency provided.'","source":"NullTX","source_url":"https://nulltx.com/zachxbts-cold-response-to-bitmarts-withdrawal-freeze"},{"date":"2026-08-19","event":"Deadline set by employees and users passes. Arkham-tracked wallets show approximately $36.5 million — down from $102 million on July 6 and $71 million at announcement. No response from Xia meeting the demands is reported.","source":"CoinTelegraph / AMBCrypto","source_url":"https://cointelegraph.com/news/bitmart-account-founder-explain-repayment-plan"}]},"v":1}

   Verify offline (run on your own machine)

   python -m src.verify_decision 2fa5825b-a950-4646-9909-a5b1c195ef2acopy