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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.

Giveaway — Rafflecopter Proof of Fairness

On August 15, 2026 at 8:17 AM, Rafflecopter ran the giveaway “Giveaway” on Instagram. The winner was @denisaa.16.d, selected from 18 unique participants using a cryptographically secure random number generator (CSPRNG) with SHA-256 hashing.

SHA-256 hash: 568d703dd71d216152e1f2925753661157880f79350be0cfcb481c77d25fffe2

Random seed: c532860b3d8677de4c184b0d988a9dfbb852115767994a4e06ebdccadfcc49d3

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.

Verified by Rafflecopter

Winner

denisaa.16.d

Giveaway

August 15, 2026 at 8:17 AM

Draw Date

Cryptographic Proof

Algorithm

SHA-256 CSPRNG

Seed

c532860b3d8677de4c184b0d988a9dfb...

SHA-256 Hash

568d703dd71d216152e1f2925753661157880f79350be0cfcb481c77d25fffe2

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 568d703dd7 or use the in-browser verifier.

Platform: Instagram·View Post
568d703dd7

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