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 entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x919f2a94da2b9c4658b608f16c8b98525cd64783094dee21963c56dcc12f0360. 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/c01a0908-12c4-409a-83bc-0309dfc84030.json and https://artists.proofprofile.net/proofs/artist/c01a0908-12c4-409a-83bc-0309dfc84030.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x38cf9f9e7764289ac012f38ecb9f89944316d578e5fb4d9a232b1ab7d0f9b26d","isrc":"CAENV2007293","name":"Chica Caprichosa","registered_at":"2026-06-28T20:20:00Z","spotify_id":"0FpUj0dHh3e7GsL9nWagcY","type":"track"}
1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x38cf9f9e7764289ac012f38ecb9f89944316d578e5fb4d9a232b1ab7d0f9b26d. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0FpUj0dHh3e7GsL9nWagcY.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0FpUj0dHh3e7GsL9nWagcY.
Dime Que Sabes Tu / Vida de Mi Vida / Madrecita / La Cerveza / Quién / Serrana Mía
03 Dime Que Sabes Tu / Vida de Mi Vida / Madrecita / La Cerveza / Quien / Serrana Mia
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x564b05fbc77e6b27ed6d29a41b1139eb4e862e772f03bb28cc7db926b7772ce7. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/05fZ6C7vZIYejwl9E7HGTW.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/05fZ6C7vZIYejwl9E7HGTW.
Concierto El Patron De La Cumbia, Vol. 2 (En Vivo)
Ramo De Rosas / Madrecita / Desesperado / Amor De Madrugada - En Vivo
Un Poco De Tu Amor / Salud Mi Amor - En Vivo
Concierto El Patron De La Cumbia, Vol.1 (En Vivo)
La Chica De Mi Amor / Cariño Bonito / Perdoname - En Vivo
Concierto El Patron De La Cumbia Vol. 2 (En Vivo)
Concierto El Patron De La Cumbia Vol.1 (En Vivo)
Amor De Madrugada / No Quiero Perder / Cholita / Ramo De Rosas
Amor De Mis Amores / Amante / Te Esperare / Pastorcita / Quien / No Se Nada
El Apagón / Te Alejas / Madrecita / Quien / Otro Querer
Luciérnaga / Deja De Sufrir / Búscame / Penal De Lurigancho
Madrecita / Amor De Madrugada / Un Poco De Tu Amor
Solamente Amigos / Suplicada De Amor / El Paquetazo
Si Quieres (No Se Puede Amar A Dos) - En Vivo
Te Alejas (Presentacion De Fito Ramirez)
La Chica De Mi Amor / Chiquilla Mia / Perdóname - En Vivo
Confidencias / Escucha Mi Voz / Campesina
La Noche De Setiembre / Hechicera - En Vivo
Carmen Rosa / Los Pobres Tambien Somos Felices
Te Alejas - Presentación de Fito Ramírez
{"copyright_id":"0xacf1b9b7252266b3caa07b5b3bb153b5dc07b5446f3c18fe1b8929f71196f100","isrc":"USUYG1118405","name":"Guadalajara (feat. Swat & Centeno)","registered_at":"2026-06-08T02:14:20Z","spotify_id":"6hPp3sb6vGyY41q41Tp1sY","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xacf1b9b7252266b3caa07b5b3bb153b5dc07b5446f3c18fe1b8929f71196f100. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6hPp3sb6vGyY41q41Tp1sY.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6hPp3sb6vGyY41q41Tp1sY.