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 7:00 PM, Rafflecopter ran the giveaway “BLUE Ball × Ateliê450° - Jantar²” on Instagram. The winner was @alexoficial087, selected from 133 unique participants using a cryptographically secure random number generator (CSPRNG) with SHA-256 hashing.
SHA-256 hash: c6a3d9ff41d16c3061897fbef41a69c3dae359195b25c1e65443e604da951815
Random seed: d0fa0179fb9b2133ea004dc932cae79cd15dd7c77352dcb3131076a2b9dcc510
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 7:00 PM
Draw Date
SHA-256 CSPRNG
d0fa0179fb9b2133ea004dc932cae79c...
c6a3d9ff41d16c3061897fbef41a69c3dae359195b25c1e65443e604da951815
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 c6a3d9ff41 or use the in-browser verifier.
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