Audit log

Every state-changing event for Grand Base: 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

   2026-05-28 05:24:14Z
   Score: ? → ? (no score change)
   anchoranchored

   chain

   ●mainnet-betaslot 422,655,944

   sig

   6332wJHYha4f…CXztx55mcopyexplorer ↗

   hash

   2dzDSsENe91R…tVMnV1Vzcopysha256 → base58

   verifying row…full verify ↗

   canonical bytes (6267 B) ▸

   {"actor":"system:backfill","investigation_id":"8801b80f-de02-4d70-98fa-b97eefd9a26d","kind":"publish","page_slug":"grand-base","published_at":"2026-05-28T05:24:13.897Z","sequence_num":1,"snapshot":{"content_type":"investigation","entity_name":"Grand Base","sections":[{"content":"","heading":"","severity":"medium","sources":[{"credibility":3,"name":"https://rekt.news/grand-base","type":"other","url":""},{"credibility":3,"name":"https://beincrypto.com/defi-protocol-grand-base-hacked/","type":"other","url":""},{"credibility":3,"name":"https://cointelegraph.com/news/base-asset-tokenization-protocol-compromised","type":"other","url":""},{"credibility":3,"name":"https://www.web3isgoinggreat.com/single/grand-base-theft","type":"other","url":""}]},{"content":"","heading":"","severity":"medium","sources":[{"credibility":3,"name":"https://rekt.news/grand-base","type":"other","url":""},{"credibility":3,"name":"https://beincrypto.com/defi-protocol-grand-base-hacked/","type":"other","url":""},{"credibility":3,"name":"https://www.quadrigainitiative.com/hackfraudscam/grandbaseprivatekeyleak.php","type":"other","url":""},{"credibility":3,"name":"https://crypto.news/grand-base-minting-sparks-rug-pull-concerns-as-token-plunges-99/","type":"other","url":""},{"credibility":3,"name":"https://medium.com/neptune-mutual/understanding-the-grand-base-exploit-82a1ead971dc","type":"other","url":""}]},{"content":"","heading":"","severity":"medium","sources":[{"credibility":3,"name":"https://crypto.news/grand-base-minting-sparks-rug-pull-concerns-as-token-plunges-99/","type":"other","url":""},{"credibility":3,"name":"https://rekt.news/grand-base","type":"other","url":""},{"credibility":3,"name":"https://www.web3isgoinggreat.com/single/grand-base-theft","type":"other","url":""},{"credibility":3,"name":"https://bsc.news/post/grand-base-protocol-reportedly-exploited-for-2-m-exploit-what-we-know","type":"other","url":""}]},{"content":"","heading":"","severity":"medium","sources":[{"credibility":3,"name":"https://rekt.news/grand-base","type":"other","url":""},{"credibility":3,"name":"https://beincrypto.com/defi-protocol-grand-base-hacked/","type":"other","url":""},{"credibility":3,"name":"https://crypto.news/grand-base-minting-sparks-rug-pull-concerns-as-token-plunges-99/","type":"other","url":""}]},{"content":"","heading":"","severity":"medium","sources":[{"credibility":3,"name":"https://rekt.news/grand-base","type":"other","url":""},{"credibility":3,"name":"https://beincrypto.com/defi-protocol-grand-base-hacked/","type":"other","url":""},{"credibility":3,"name":"https://crypto.news/grand-base-minting-sparks-rug-pull-concerns-as-token-plunges-99/","type":"other","url":""},{"credibility":3,"name":"https://www.quadrigainitiative.com/hackfraudscam/grandbaseprivatekeyleak.php","type":"other","url":""}]},{"content":"","heading":"","severity":"medium","sources":[{"credibility":3,"name":"https://coingape.com/grand-base-token-gb-price-plummets-99-after-2m-hack/amp/","type":"other","url":""},{"credibility":3,"name":"https://crypto.news/base-hack-defi-network/","type":"other","url":""},{"credibility":3,"name":"https://www.coinspeaker.com/crypto-thefts-coinbase-base-april/","type":"other","url":""}]},{"content":"","heading":"","severity":"medium","sources":[{"credibility":3,"name":"https://www.cryptometer.io/news/zachxbt-exposes-scam-ring-behind-multiple-defi-rug-pulls/","type":"other","url":""},{"credibility":3,"name":"https://coinpaper.com/3930/fraudsters-target-new-victims-with-millions-in-laundered-crypto","type":"other","url":""}]},{"content":"","heading":"","severity":"medium","sources":[{"credibility":3,"name":"https://medium.com/@grand.base/introducing-grand-base-925cb2ecc713","type":"other","url":""},{"credibility":3,"name":"https://docs.grandbase.io/","type":"other","url":""},{"credibility":3,"name":"https://rekt.news/grand-base","type":"other","url":""}]}],"sources_used":[],"summary":"Grand Base was a decentralized real-world asset (RWA) synthetic trading protocol launched on Coinbase's Base layer-2 blockchain in early 2024. On April 15, 2024, the protocol suffered a critical security incident in which its deployer wallet was compromised, allowing an attacker to mint approximately 32.5 million unauthorized GB tokens and drain roughly $2 million in liquidity. The GB token subsequently lost over 99% of its value; no verified recovery or compensation plan has been confirmed, and the project's long-term operational status remains uncertain.","timeline":[{"date":"2023-12-08","event":"Grand Base publishes community update on token distribution, delaying team token vesting and revising minting schedule from 10 million to 3.9 million GB tokens.","source":""},{"date":"2024-01-01","event":"Grand Base opens testnet on Base chain per roadmap, with full mainnet launch targeted for Q1 2024.","source":""},{"date":"2024-04-15","event":"At approximately 03:01 AM UTC, the Grand Base deployer wallet is compromised. The attacker mints approximately 32.5 million unauthorized GB tokens and executes over 600 swaps on Aerodrome to convert them to ETH, draining approximately $2 million in liquidity.","source":""},{"date":"2024-04-15","event":"Community member @0xkinnif flags the suspicious minting activity on social media. PeckShield and CertiK issue security alerts. The Grand Base Telegram admin warns users not to interact with the token contract.","source":""},{"date":"2024-04-15","event":"Approximately 6 hours after community alerts, Grand Base posts an announcement on X acknowledging the exploit, attributing it to a hacked developer PC compromising the LP wallet.","source":""},{"date":"2024-04-15","event":"Stolen ETH is bridged from Base chain to Ethereum mainnet and distributed across six known attacker wallet addresses. Approximately 808.57 ETH (~$2.49M) is consolidated in an EOA.","source":""},{"date":"2024-04-15","event":"Grand Base states it is in contact with CEX security teams including MEXC to freeze attacker funds and prevent off-ramping. A relaunch with audited contracts and retroactive airdrops is promised.","source":""},{"date":"2024-04-15","event":"GB token loses over 99% of its value, falling to approximately $0.0049. Protocol liquidity pools are effectively emptied.","source":""}]},"v":1}

   Verify offline (run on your own machine)

   python -m src.verify_decision 701460f2-1790-475e-86a0-2dd8df3585a6copy