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 12:32 AM, Rafflecopter ran the giveaway “Giveaway” on Instagram. The winner was @yarasilvaa2019, selected from 1.862 unique participants using a cryptographically secure random number generator (CSPRNG) with SHA-256 hashing.
SHA-256 hash: 1d0968f75403f080883657c99f4c29d6b3c2add0e151621ea87883f1d20be25e
Random seed: d7f31325624963608330155a8d62da9e68b9c0d31c7d2be9f5d5ab364801f274
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 12:32 AM
Draw Date
SHA-256 CSPRNG
d7f31325624963608330155a8d62da9e...
1d0968f75403f080883657c99f4c29d6b3c2add0e151621ea87883f1d20be25e
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 1d0968f754 or use the in-browser verifier.
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