Audit log

Every state-changing event for four.meme: moderation decisions on community submissions, plus corrections and updates from the news pipeline. URL-based decisions carry three independent witnesses — the original source, an Internet Archive snapshot taken at submission time, and a Solana memo signed by our publicly-disclosed publisher key.

1. #1publishby system:backfill

   2026-05-29 16:13:03Z
   Score: ? → ? (no score change)
   anchoranchored

   chain

   ●mainnet-betaslot 422,972,369

   sig

   4qRn9fnZCU1L…E5dKGikMcopyexplorer ↗

   hash

   9u2gWXJPnmAW…13TXEMjLcopysha256 → base58

   verifying row…full verify ↗

   canonical bytes (6336 B) ▸

   {"actor":"system:backfill","investigation_id":"1be02c1b-0438-4836-bcbb-18f74708862e","kind":"publish","page_slug":"fourmeme","published_at":"2026-05-29T16:13:03.503Z","sequence_num":1,"snapshot":{"content_type":"investigation","entity_name":"four.meme","sections":[{"content":"","heading":"","severity":"medium","sources":[{"credibility":3,"name":"https://www.kucoin.com/learn/crypto/what-is-four-meme-bnb-chain-memecoin-launchpad-and-how-does-it-work","type":"other","url":""},{"credibility":3,"name":"https://blog.mexc.com/what-is-four-token-form-a-binaryx-rebranding/","type":"other","url":""},{"credibility":3,"name":"https://cryptoslate.com/launchpads/four-meme-review/","type":"other","url":""},{"credibility":3,"name":"https://finance.yahoo.com/news/four-meme-records-2-6-073125161.html","type":"other","url":""}]},{"content":"","heading":"","severity":"medium","sources":[{"credibility":3,"name":"https://cryptoslate.com/bnb-chains-memecoin-launchpad-four-meme-hit-by-200k-exploit-suspends-liquidity/","type":"other","url":""},{"credibility":3,"name":"https://beincrypto.com/four-meme-exploit-bnb-chain/","type":"other","url":""},{"credibility":3,"name":"https://cryptopotato.com/bsc-based-meme-coin-launchpad-four-meme-suffers-183k-exploit/","type":"other","url":""},{"credibility":3,"name":"https://www.ainvest.com/news/meme-suffers-183-000-exploit-highlighting-bnb-chain-vulnerabilities-2503/","type":"other","url":""}]},{"content":"","heading":"","severity":"medium","sources":[{"credibility":3,"name":"https://decrypt.co/310388/meme-coin-launchpad-four-meme-falls-victim-to-another-exploit","type":"other","url":""},{"credibility":3,"name":"https://lunaray.medium.com/four-meme-hack-analysis-7f320dc99b9e","type":"other","url":""},{"credibility":3,"name":"https://www.quillaudits.com/blog/hack-analysis/four-meme-attack-analysis","type":"other","url":""},{"credibility":3,"name":"https://cryptoslate.com/four-meme-handles-second-exploit-in-months-reinstates-launch-service/","type":"other","url":""},{"credibility":3,"name":"https://www.web3isgoinggreat.com/single/fourmeme-hack-2","type":"other","url":""}]},{"content":"","heading":"","severity":"medium","sources":[{"credibility":3,"name":"https://www.cryptopolitan.com/fraudulent-four-meme-top-result-google/","type":"other","url":""},{"credibility":3,"name":"https://beincrypto.com/four-meme-hacked-suspends-token-trading/","type":"other","url":""}]},{"content":"","heading":"","severity":"medium","sources":[{"credibility":3,"name":"https://cryptoslate.com/launchpads/four-meme-review/","type":"other","url":""},{"credibility":3,"name":"https://www.cryptopolitan.com/four-meme-increases-token-launch-fee/","type":"other","url":""},{"credibility":3,"name":"https://coinspot.io/en/cryptocurrencies/four-meme-increased-the-token-launch-fee-to-fight-spam-and-toxic-memes/","type":"other","url":""},{"credibility":3,"name":"https://cryptorank.io/news/feed/3e175-four-meme-increases-token-launch-fee","type":"other","url":""}]},{"content":"","heading":"","severity":"medium","sources":[{"credibility":3,"name":"https://beincrypto.com/four-meme-exploit-bnb-chain/","type":"other","url":""},{"credibility":3,"name":"https://www.quillaudits.com/blog/hack-analysis/four-meme-attack-analysis","type":"other","url":""},{"credibility":3,"name":"https://lunaray.medium.com/four-meme-hack-analysis-7f320dc99b9e","type":"other","url":""},{"credibility":3,"name":"https://cryptoslate.com/launchpads/four-meme-review/","type":"other","url":""}]},{"content":"","heading":"","severity":"medium","sources":[{"credibility":3,"name":"https://www.web3isgoinggreat.com/single/fourmeme-hack-2","type":"other","url":""},{"credibility":3,"name":"https://t.me/s/investigations","type":"other","url":""}]}],"sources_used":[],"summary":"four.meme is a permissionless meme token launchpad built on BNB Chain (BSC), operated under the Four (formerly BinaryX) ecosystem, that enables zero-KYC token creation with automatic bonding-curve-to-PancakeSwap liquidity migration. The platform suffered two confirmed smart contract exploits within six weeks in early 2025, losing a combined total of approximately $310,000 in user and pool funds. Repeat critical vulnerabilities, a phishing campaign that hijacked Google search results, and ecosystem-wide spam and token-pollution incidents raise substantial safety concerns for users.","timeline":[{"date":"2024-07-03","event":"four.meme launches on BNB Chain as the first dedicated meme token launchpad on BSC, with a fair-launch bonding curve model and automatic PancakeSwap migration.","source":""},{"date":"2025-02-11","event":"First smart contract exploit: attackers manipulate PancakeSwap V3 pool prices ahead of token launches due to missing price verification checks. Approximately $183,000–$200,000 stolen. four.meme suspends LP function and announces user compensation.","source":""},{"date":"2025-02-12","event":"A fraudulent clone of four.meme surfaces as a top Google Ads result, redirecting users searching for the legitimate platform to a phishing site. Community researchers issue warnings.","source":""},{"date":"2025-02-25","event":"BinaryX community vote finalizes rebrand to Four; token ticker changes from BNX/FOUR to FORM at a 1:1 swap ratio.","source":""},{"date":"2025-03-18","event":"Second smart contract exploit: attacker uses predictable PancakeSwap pair address and the 0x7f79f6df function to bypass transfer restrictions and drain pool liquidity during migration. Approximately $130,000–$174,000 stolen. Stolen BNB moved through FixedFloat.","source":""},{"date":"2025-03-18","event":"SlowMist, QuillAudits, and Lunaray publish technical analyses of the second exploit. four.meme suspends launch function and pledges another security review.","source":""},{"date":"2025-03-19","event":"four.meme resumes token launch function after internal security review. No third-party audit report is published.","source":""},{"date":"2025-10-01","event":"On-chain pollution attack floods four.meme with over 32,000 spam and low-quality tokens in a single day. Platform responds with a 0.01 BNB launch fee and manual review process.","source":""},{"date":"2025-10-13","event":"four.meme announces a $45 million Reload Airdrop in partnership with BNB Chain following a market downturn affecting tokens in its ecosystem.","source":""}]},"v":1}

   Verify offline (run on your own machine)

   python -m src.verify_decision db8b3bf8-05db-4563-82d0-4458567a60b5copy