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 June 15, 2026 at 10:03 AM, Rafflecopter ran the giveaway “Giveaway” on Instagram. The winner was @robson_130_, selected from 182 unique participants using a cryptographically secure random number generator (CSPRNG) with SHA-256 hashing.
SHA-256 hash: 9feeb59e532ea0db2012a159dbc4cb4e703e8286a8bdb26bc61d8383a863e23c
Random seed: cb6d09fc10aaa322221411076603f6bb3e434e6d001b108c300e9695b83da8f0
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
June 15, 2026 at 10:03 AM
Draw Date
SHA-256 CSPRNG
cb6d09fc10aaa322221411076603f6bb...
9feeb59e532ea0db2012a159dbc4cb4e703e8286a8bdb26bc61d8383a863e23c
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 9feeb59e53 or use the in-browser verifier.
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