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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.

جایزه ۱۰کا شدن بلک تپ — Rafflecopter Proof of Fairness

On August 22, 2026 at 2:40 PM, Rafflecopter ran the giveaway “جایزه ۱۰کا شدن بلک تپ” on Instagram. The winner was @abbas_koohfar, selected from 85 unique participants using a cryptographically secure random number generator (CSPRNG) with SHA-256 hashing.

SHA-256 hash: c6e1dcd83f51f6dc69ca9fcef76723c5521473de68d1ff1caef2a459838be64e

Random seed: 4dc5133bbff320366796d4853aeb97306b1016a5119249fb2f711ed36578580c

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

abbas_koohfar

جایزه ۱۰کا شدن بلک تپ

August 22, 2026 at 2:40 PM

Draw Date

Cryptographic Proof

Algorithm

SHA-256 CSPRNG

Seed

4dc5133bbff320366796d4853aeb9730...

SHA-256 Hash

c6e1dcd83f51f6dc69ca9fcef76723c5521473de68d1ff1caef2a459838be64e

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 c6e1dcd83f or use the in-browser verifier.

Platform: Instagram·View Post
c6e1dcd83f

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