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 October 9, 2026 at 3:52 AM, Rafflecopter ran the giveaway “BybitEU x Stockholm Open” on Instagram. The winner was @xnbst, selected from 13 unique participants using a cryptographically secure random number generator (CSPRNG) with SHA-256 hashing.
SHA-256 hash: bba3f1136f65cd7efb7a3ffe0f2c37b7313520c58e2ed78e58c244615bb7036e
Random seed: dc1ac62bb3a525e288b9d184d72e65e62b4b4900dbf84f3e8fb0b4e328d50070
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
BybitEU x Stockholm Open
October 9, 2026 at 3:52 AM
Draw Date
SHA-256 CSPRNG
dc1ac62bb3a525e288b9d184d72e65e6...
bba3f1136f65cd7efb7a3ffe0f2c37b7313520c58e2ed78e58c244615bb7036e
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 bba3f1136f or use the in-browser verifier.
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