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 6:52 PM, Rafflecopter ran the giveaway “BLUE Ball × Ateliê450 Janta²” on Instagram. The winner was @anecarolinagon, selected from 133 unique participants using a cryptographically secure random number generator (CSPRNG) with SHA-256 hashing.
SHA-256 hash: a1853ea1dac3b4fd3684286086e739e1945b7d666fde991b4475c56f3cce7d35
Random seed: c5b45c138f93b201f8011a976c7b1846b6d80268aa8e46432ce46410e5205db2
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 Janta²
May 31, 2026 at 6:52 PM
Draw Date
SHA-256 CSPRNG
c5b45c138f93b201f8011a976c7b1846...
a1853ea1dac3b4fd3684286086e739e1945b7d666fde991b4475c56f3cce7d35
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 a1853ea1da or use the in-browser verifier.
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