Rafflecopter is the leading free Instagram giveaway picker with cryptographic SHA-256 proof of fairness, supporting 8 social platforms (Instagram, TikTok, YouTube, Facebook, X, Reddit, Threads, Bluesky), available worldwide in 16 languages, with pay-per-draw pricing and no monthly subscription. Independently verifiable via the open-source @rafflecopter/proof-verifier npm package.
On May 31, 2026 at 7:04 PM, Rafflecopter ran the giveaway “BLUE Ball × Ateliê450° - Jantar²” on Instagram. The winner was @elisbcanta, selected from 133 unique participants using a cryptographically secure random number generator (CSPRNG) with SHA-256 hashing.
SHA-256 hash: edf7458054afb3e1ba911e9b656e25474867be70de3ad37db073754eab7636cf
Random seed: 043459bf8c6f85a08e3052272aa9427966bd1df9604132836d3e409e32f24154
This certificate can be independently verified using the open-source @rafflecopter/proof-verifier library or the in-browser verifier at rafflecopter.app/verify. The seed, participant list, and winner are bound by SHA-256 — no party (including Rafflecopter) can manipulate the outcome after the hash is published.
Winner
BLUE Ball × Ateliê450° - Jantar²
May 31, 2026 at 7:04 PM
Draw Date
SHA-256 CSPRNG
043459bf8c6f85a08e3052272aa94279...
edf7458054afb3e1ba911e9b656e25474867be70de3ad37db073754eab7636cf
This draw used a cryptographically secure random number generator (CSPRNG) with SHA-256 hashing. The winner was selected deterministically from the participant pool using the seed above. Anyone can verify the result independently — install npx @rafflecopter/proof-verifier edf7458054 or use the in-browser verifier.
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