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 8, 2026 at 4:40 PM, Rafflecopter ran the giveaway “Giveaway” on Instagram. The winner was @giannhs_douvlekas6, selected from 46 unique participants using a cryptographically secure random number generator (CSPRNG) with SHA-256 hashing.

SHA-256 hash: 20170a67f6be35d3fd45bc0a8650ed7677a960e2c84d6835fbda42011fe061cb

Random seed: 86cb36d7a7f2fd63b0f04172fa9826b738f62e53216bee0189498d01dcca6b5d

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

giannhs_douvlekas6

Giveaway

May 8, 2026 at 4:40 PM

Draw Date

Cryptographic Proof

Algorithm

SHA-256 CSPRNG

Seed

86cb36d7a7f2fd63b0f04172fa9826b7...

SHA-256 Hash

20170a67f6be35d3fd45bc0a8650ed7677a960e2c84d6835fbda42011fe061cb

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 20170a67f6 or use the in-browser verifier.

Platform: Instagram·View Post
20170a67f6

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