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 29, 2026 at 3:59 PM, Rafflecopter ran the giveaway “Harry Styles” on Instagram. The winner was @sarahflooksmanning, selected from 5.580 unique participants using a cryptographically secure random number generator (CSPRNG) with SHA-256 hashing.
SHA-256 hash: 990548d15edfec598cf196aacdf917ede8a33679d8d9f21ed45dd5d932d657d6
Random seed: a7d5799ebac82bef3be5af0af4e051f14f815d7dcdbfd8cf0f5177b51dcbc550
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
Harry Styles
June 29, 2026 at 3:59 PM
Draw Date
SHA-256 CSPRNG
a7d5799ebac82bef3be5af0af4e051f1...
990548d15edfec598cf196aacdf917ede8a33679d8d9f21ed45dd5d932d657d6
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 990548d15e or use the in-browser verifier.
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