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 11, 2026 at 7:55 PM, Rafflecopter ran the giveaway “ORDEN DE COMPRA POR 50K” on Instagram. The winner was @martozimerman, selected from 25 unique participants using a cryptographically secure random number generator (CSPRNG) with SHA-256 hashing.
SHA-256 hash: cad9cefe258e2e174bf6be57b2fa7122d5e836d93546a531b7ac295d0fd43c2e
Random seed: 1ea3291f2010afdf7aa2bdb0e0621a9efe6686fdded892ef7ec3c63521d574ac
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
ORDEN DE COMPRA POR 50K
August 11, 2026 at 7:55 PM
Draw Date
SHA-256 CSPRNG
1ea3291f2010afdf7aa2bdb0e0621a9e...
cad9cefe258e2e174bf6be57b2fa7122d5e836d93546a531b7ac295d0fd43c2e
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 cad9cefe25 or use the in-browser verifier.
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