Dean Delannoit (born 27 January 1989), most known by the mononym Dean, is a Belgian singer who was the winner of Idool 2007, the third season of the Belgian version of Pop Idol. His first album, So Ma
1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 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 entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf2d8517a973cadb57b5ccea6fc2e3d9d4a8d8f6960dd6ee8db23db3d5fc72974. Chain 2 (Bitcoin): anchored in block 953827 (2026-06-15T19:59:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e4b5b328-198b-4411-aa31-91780a5b5069.json and https://artists.proofprofile.net/proofs/artist/e4b5b328-198b-4411-aa31-91780a5b5069.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).