1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this artist was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a5b25f5b7ba134568dc62210555fc7ada031fee63d5aba3e9869a353ea381f0. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/12af2efb-b98c-43f3-ad48-d85eb74a633b.json and https://artists.proofprofile.net/proofs/artist/12af2efb-b98c-43f3-ad48-d85eb74a633b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
MTG - ROCK TARJA PRETA (Re Studio, DJ LZIN & MC KENIN Remix)
MTG - ROCK TARJA PRETA - Re Studio, DJ LZIN & MC KENIN Remix
MTG - ROCK TARJA PRETA (Re Studio & DJ LZIN Remix Super Slowed)
MTG - ROCK TARJA PRETA - Re Studio & DJ LZIN Remix Super Slowed
Montagem Método Eletroquimioluminescência
Mtg - Rock Tarja Preta (DJ LZIN & Re Studio Remix Speed Up)
Mtg - Rock Tarja Preta - DJ LZIN & Re Studio Remix Speed Up
MTG - ROCK TARJA PRETA (Re Studio, DJ LZIN & MC KENIN Remix Ultra Slowed)
MTG - ROCK TARJA PRETA - Re Studio, DJ LZIN & MC KENIN Remix Ultra Slowed