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 May 27, 2026 at 7:37 AM, Rafflecopter ran the giveaway “Giveaway” on Instagram. The winner was @origami.sushis, selected from 78 unique participants using a cryptographically secure random number generator (CSPRNG) with SHA-256 hashing.

SHA-256 hash: 03792911d60695f27badfa3f822e95101c5dc5eb3c6caa63f0df39921ec1cda2

Random seed: a1c36766d86bb43766f980a6f8e135001e71c8b294088df3f40ec956cd2ff25b

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

origami.sushis

Giveaway

May 27, 2026 at 7:37 AM

Draw Date

Cryptographic Proof

Algorithm

SHA-256 CSPRNG

Seed

a1c36766d86bb43766f980a6f8e13500...

SHA-256 Hash

03792911d60695f27badfa3f822e95101c5dc5eb3c6caa63f0df39921ec1cda2

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 03792911d6 or use the in-browser verifier.

Platform: Instagram·View Post
03792911d6

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