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 May 7, 2026 at 1:29 PM, Rafflecopter ran the giveaway “Giveaway” on Instagram. The winner was @83.946221, selected from 90 unique participants using a cryptographically secure random number generator (CSPRNG) with SHA-256 hashing.

SHA-256 hash: a1d783628637c7e353609fdf70788174ae5f6ecaae95317adff34a488b52dc49

Random seed: 23131be924fa3610c18bab7ea28b50c1ea07a77fdb2966c2589d3924d66ead4d

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

83.946221

Giveaway

May 7, 2026 at 1:29 PM

Draw Date

Cryptographic Proof

Algorithm

SHA-256 CSPRNG

Seed

23131be924fa3610c18bab7ea28b50c1...

SHA-256 Hash

a1d783628637c7e353609fdf70788174ae5f6ecaae95317adff34a488b52dc49

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 a1d7836286 or use the in-browser verifier.

Platform: Instagram·View Post
a1d7836286

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