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 August 27, 2026 at 12:49 PM, Rafflecopter ran the giveaway “Giveaway” on Instagram. The winner was @b.sabrina282, selected from 659 unique participants using a cryptographically secure random number generator (CSPRNG) with SHA-256 hashing.
SHA-256 hash: 1af47d1312d3c84dc39cb83da1af04f472dfdc9c42620e330cff8e705c64f31a
Random seed: c370e2021f8f81bc9d6e8e2b5ec971fee36c91ae8752f9c50201bfd12dd6237e
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
August 27, 2026 at 12:49 PM
Draw Date
SHA-256 CSPRNG
c370e2021f8f81bc9d6e8e2b5ec971fe...
1af47d1312d3c84dc39cb83da1af04f472dfdc9c42620e330cff8e705c64f31a
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 1af47d1312 or use the in-browser verifier.
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