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 7, 2026 at 1:28 PM, Rafflecopter ran the giveaway “Giveaway” on Instagram. The winner was @aleksandra_grebenar, selected from 90 unique participants using a cryptographically secure random number generator (CSPRNG) with SHA-256 hashing.
SHA-256 hash: b98e2e9180ffbd28336a6a3cb66ad6653f302cee5a21a708d9ba1e33bb315d8e
Random seed: 78d4a46b4581585c7272687e6a1918c4b09109d3085d56219e86c19a9f12373c
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
Giveaway
May 7, 2026 at 1:28 PM
Draw Date
SHA-256 CSPRNG
78d4a46b4581585c7272687e6a1918c4...
b98e2e9180ffbd28336a6a3cb66ad6653f302cee5a21a708d9ba1e33bb315d8e
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 b98e2e9180 or use the in-browser verifier.
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