Curtie and the Boombox were a Dutch pop group that scored two successful hits on the Dutch charts during the mid 1980s. Notable songs include "Black Kisses (Never Make You Blue)" and "Let's Talk it ov
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 0xc24a45c7d7dca93fcb91c11ca4001f2f2d573aec53594b04c164c9527cd70868. Chain 2 (Bitcoin): anchored in block 954784 (2026-06-22T02:53:59Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/fa4c433e-6672-4595-8bb1-b6f6f7ec09b5.json and https://artists.proofprofile.net/proofs/artist/fa4c433e-6672-4595-8bb1-b6f6f7ec09b5.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Let's Talk It Over In The Ladies' Room (Remastered)
Black Kisses (Never Make You Blue) [Remastered]
A Bachelor's Bed (Is A Dangerous Place) [Remastered]