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.
On August 31, 2026 at 7:08 PM, Rafflecopter ran the giveaway “Sorteo 1 mes con coachxus” on Instagram. The winner was @lidia.matin10, selected from 33 unique participants using a cryptographically secure random number generator (CSPRNG) with SHA-256 hashing.
SHA-256 hash: 233a29d3d6ebf1a785e1a82ffefd04e8c066a7c29641fe8b8266d6c28d5c39d7
Random seed: edba4e9e70aa38a81bd3abf98da01bd664bcf4923ce8900c6cb5c964b7bcd376
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.
Winner
Sorteo 1 mes con coachxus
August 31, 2026 at 7:08 PM
Draw Date
SHA-256 CSPRNG
edba4e9e70aa38a81bd3abf98da01bd6...
233a29d3d6ebf1a785e1a82ffefd04e8c066a7c29641fe8b8266d6c28d5c39d7
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 233a29d3d6 or use the in-browser verifier.
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