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 0x89e789ed97ec2e9d3b19969abe21358db56afbac2659bad7ac9e48eba0167e07. 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/14f63f29-141a-4e5c-a859-25a2ce3f6c6d.json and https://artists.proofprofile.net/proofs/artist/14f63f29-141a-4e5c-a859-25a2ce3f6c6d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Perdí Un Amigo / Las Viejas De Ahora / Tengo Una Morena / El Pegao / Me Creian Perdido / Perdi Un Amigo - Medley
El Prodigio vs. Geovanny Polanco: La Batalla Del Tipico - Round 1
{"copyright_id":"0x214d041c03e2fc1d82cb83e2c96aac615ce26101b3ee7f24ccaccee91cbb2273","isrc":"US3Z40800496","name":"Ojitos Mexicanos","registered_at":"2026-06-29T06:20:52Z","spotify_id":"6j7OGasdT1TXLlyEgf9pis","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 0x214d041c03e2fc1d82cb83e2c96aac615ce26101b3ee7f24ccaccee91cbb2273. Chain 2 (Bitcoin): anchored in block 956728 (2026-07-05T01:43:49Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6j7OGasdT1TXLlyEgf9pis.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/6j7OGasdT1TXLlyEgf9pis.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa406ccc1158f4fbbc9be02d7249edad127a0c4b1e68f0012f7c8f205329f3c6c. 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/716iFO2FRA6MUpd9XQvdvN.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/716iFO2FRA6MUpd9XQvdvN.
Popurri: El Guardia del Arsenal / Mi Mujer Me Gobierna / De Mi Cabeza A Los Pies / Respétala / Ta' Buena - Live
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81bdf1a86a4a952d850e77140e37bb72161061116e1524ff7ee146bcdb4c2350. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/65QLohIL5HvyW8xrtwlfXW.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/65QLohIL5HvyW8xrtwlfXW.
Jn Music Group 40 Años de Merengue Deluxe Edition, Vol. 2
Ya' Buena (feat. Magic Juan, Kid G & Panama) - Mega MerengueMix 2010
{"copyright_id":"0xfaeba1e63dc6ced18a2cfea3f6925589ee81d957e06003b3ab9b60abd0e87799","isrc":"USEWG2510011","name":"Esa Mujer","registered_at":"2026-06-11T02:34:23Z","spotify_id":"1iMsN19NLSlLA8Xhe4VHld","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfaeba1e63dc6ced18a2cfea3f6925589ee81d957e06003b3ab9b60abd0e87799. 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/1iMsN19NLSlLA8Xhe4VHld.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/1iMsN19NLSlLA8Xhe4VHld.