Layer1 blockchain Shardeum has announced on platform X that it is opening pre-registration for SHM airdrop, and the website is now live. Eligible users can now verify their qualifications by linking their wallets. It is reported that users who register within the first 7 days after registration begins will receive allocations at TGE time, and SHM airdrop registration will close at 23:59 UTC on April 13, 2025.