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 0xef2661ca64e6f795855056d1d5c048a1d632188ccc0c5531f4470aa282f8da22. 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/4eb96fbd-565c-458f-994b-e93520257207.json and https://artists.proofprofile.net/proofs/artist/4eb96fbd-565c-458f-994b-e93520257207.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
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 0x0eb210e544cd64fb1558a9cbd319438b291ff52aa4e7095f88963a6eb00d05ae. 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/69wse8JeVAOHO7WrBv5PEv.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/69wse8JeVAOHO7WrBv5PEv.
Blon vs Sweet Pain - FMS ESP T4 2020-2021 Jornada 1 (Live)
Mnak vs Sweet Pain - FMS ESP T4 2020-2021 Jornada 8 (Live)
Zasko vs Sweet Pain - FMS ESP T4 2020-2021 Jornada 2 (Live)
Zasko vs Sweet Pain - Temáticas 1 - Live
Zasko vs Sweet Pain - Temáticas 2 - Live
Zasko vs Sweet Pain - Random Mode - Live
{"copyright_id":"0xe2c52dd9bccf25bc39a21f72a7c9e36a0429cafd2078fb0f944feafca8310392","isrc":"UYB282382116","name":"STUART - Round 3 (STUART VS SWEET PAIN)","registered_at":"2026-06-24T13:25:00Z","spotify_id":"7qXsfykrIeErdlj3VfUJn9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe2c52dd9bccf25bc39a21f72a7c9e36a0429cafd2078fb0f944feafca8310392. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7qXsfykrIeErdlj3VfUJn9.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/7qXsfykrIeErdlj3VfUJn9.
SWEET PAIN - Round 1 (STUART VS SWEET PAIN)
SWEET PAIN - Round 2 (STUART VS SWEET PAIN)
SWEET PAIN - Round 3 (STUART VS SWEET PAIN)
Sweet Pain - A Sangre 2 - Sweet Pain Vs Blon 2020 - Live
Minutazos Vol 10 Freestyle Master Series (Live)
Sweet Pain - A Sangre - Sweet Pain Vs Bnet - Live
Minutazos Vol 15 Freestyle Master Series (Live)
{"copyright_id":"0x3ffb56cd7b1428d1b75d06804bdfd1ba12c69b33f2963a162039ae499894739e","isrc":"ES71G2336210","name":"Sweet Pain - A Sangre - Sweet Pain Vs Bnet - Live","registered_at":"2026-06-20T01:59:57Z","spotify_id":"56B0kGGwif9UdujL0Vf2UH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3ffb56cd7b1428d1b75d06804bdfd1ba12c69b33f2963a162039ae499894739e. 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/56B0kGGwif9UdujL0Vf2UH.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/56B0kGGwif9UdujL0Vf2UH.
Chuty Vs Sweet Pain - FMS ESPAÑA T6 2023 Jornada 3 (Live)
Sangre 1 Sweet Pain - Chuty Vs Sweet Pain - Live
{"copyright_id":"0x7d37a82f5dfab56251b7fa19feba34187e9b6601a012e0d55f0d7a18680e2d41","isrc":"ES71G2321816","name":"Sangre 1 Sweet Pain - Chuty Vs Sweet Pain - Live","registered_at":"2026-06-08T19:47:11Z","spotify_id":"37DHohvTbUmEMBFjzNkXWK","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d37a82f5dfab56251b7fa19feba34187e9b6601a012e0d55f0d7a18680e2d41. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/37DHohvTbUmEMBFjzNkXWK.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/37DHohvTbUmEMBFjzNkXWK.
Sangre 2 Sweet Pain - Chuty Vs Sweet Pain - Live
{"copyright_id":"0x35fdbbfb7d98455269237ecc8f73cbc3eeaedf08e2a55789a091f642229a7260","isrc":"ES71G2321818","name":"Sangre 2 Sweet Pain - Chuty Vs Sweet Pain - Live","registered_at":"2026-06-23T04:24:22Z","spotify_id":"76BuBWWVRQTGusJ6TQS2W7","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35fdbbfb7d98455269237ecc8f73cbc3eeaedf08e2a55789a091f642229a7260. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/76BuBWWVRQTGusJ6TQS2W7.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/76BuBWWVRQTGusJ6TQS2W7.
Deluxe Chuty Vs Sweet Pain - Chuty Vs Sweet Pain - Live
{"copyright_id":"0xa4a4255f6a99ce05740bc7f64c7773f3f9da008591a4a90f92c46cd62bb03e1c","isrc":"ES71G2321820","name":"Deluxe Chuty Vs Sweet Pain - Chuty Vs Sweet Pain - Live","registered_at":"2026-06-24T12:37:25Z","spotify_id":"4zT0VR85JghyNiIzDRj5pX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4a4255f6a99ce05740bc7f64c7773f3f9da008591a4a90f92c46cd62bb03e1c. 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/4zT0VR85JghyNiIzDRj5pX.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/4zT0VR85JghyNiIzDRj5pX.
Sweet Pain vs Tirpa - FMS ESP T4 2020-2021 Jornada 7 (Live)