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 0x973cb594a06cd93323984692bf02ec776774657d3de2e748bc69380765e49d72. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/7dcc7c1a-7f72-450d-baf0-e234a361bc6d.json and https://artists.proofprofile.net/proofs/artist/7dcc7c1a-7f72-450d-baf0-e234a361bc6d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
La Cucamarcha - Get Down Cuca Radio edit
La Cucamarcha - Get Down Cuca Extended Mix
La Cucamarcha - Original Radio Version 1995
La Cucamarcha - Latin Radio Version 1998
La Cucamarcha - Original Club Version 1995
La Cucamarcha - European Radio Version 1998
La Cucamarcha - Puntaracha Radio Mix 2004
La Cucamarcha - Puntaracha Club Mix 2004
La Cucamarcha - Get Down Cuca Radio Mix 2004
La Cucamarcha - Get Down Cuca Disco Mix 2004
La Cucamarcha - Radio Version (English Version)
La Cucamarcha - Radio Version (Spanish Version)
Dancelife presents: The Ultimate Samba Album, Vol. 4