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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.

Comemoração 2k — Rafflecopter Proof of Fairness

On August 31, 2026 at 12:10 PM, Rafflecopter ran the giveaway “Comemoração 2k” on Instagram. The winner was @ariel.so23, selected from 23 unique participants using a cryptographically secure random number generator (CSPRNG) with SHA-256 hashing.

SHA-256 hash: 850fc44e0442839948549941d5929014f78df2fec1b2f403a2982b7d884eefc9

Random seed: dc49b2d7d4bfbcbd8924ed8f54e9eaec9b6cfa4fdc4a38c382be3160076e540a

All winners (in order)

  1. @ariel.so23
  2. @silva_henric

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

ariel.so23

Comemoração 2k

August 31, 2026 at 12:10 PM

Draw Date

Winners (in order)

  1. @ariel.so23
  2. @silva_henric

Cryptographic Proof

Algorithm

SHA-256 CSPRNG

Seed

dc49b2d7d4bfbcbd8924ed8f54e9eaec...

SHA-256 Hash

850fc44e0442839948549941d5929014f78df2fec1b2f403a2982b7d884eefc9

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 850fc44e04 or use the in-browser verifier.

Platform: Instagram·View Post
850fc44e04

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