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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.

Giveaway — Rafflecopter Proof of Fairness

On August 27, 2026 at 12:47 PM, Rafflecopter ran the giveaway “Giveaway” on Instagram. The winner was @rozlovanclaudia, selected from 659 unique participants using a cryptographically secure random number generator (CSPRNG) with SHA-256 hashing.

SHA-256 hash: ac41ab77d3647740dcc53bdd653d3d084afac168772476be19e350ad6de886a1

Random seed: daf29f9aed3dad6bcba8b1281b0284870cdf3a06afae4fefc0c7c0a7101cd600

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.

Verified by Rafflecopter

Winner

rozlovanclaudia

Giveaway

August 27, 2026 at 12:47 PM

Draw Date

Cryptographic Proof

Algorithm

SHA-256 CSPRNG

Seed

daf29f9aed3dad6bcba8b1281b028487...

SHA-256 Hash

ac41ab77d3647740dcc53bdd653d3d084afac168772476be19e350ad6de886a1

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 ac41ab77d3 or use the in-browser verifier.

Platform: Instagram·View Post
ac41ab77d3

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