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 0x2543e0cdafda2393d712b10658b73eb3623809171d317bb1b7d1da447885b400. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/1180a8a0-d4f9-443c-ad67-739d11ad1b5f.json and https://artists.proofprofile.net/proofs/artist/1180a8a0-d4f9-443c-ad67-739d11ad1b5f.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 0xaef2cc59160ff7a4e2d1e6df6db345681c4ea1584f071757be5da567bd02df3e. 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/6d3GBqynymPpPhhznB3u83.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/6d3GBqynymPpPhhznB3u83.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8dc2ea5c2f38bdbdfc5ee0926486ddf7c44f45a3d5c830b5d95193dd1fc8c730. 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/7InvSVgU4mobTyMn8KfJHq.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/7InvSVgU4mobTyMn8KfJHq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9dffbe5da1f4a3b4ae0d968e6b28c94f24c65499f3ffd1f5b2b481ae56a07760. 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/2DXhv0dYOJshx7i70UaEnz.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/2DXhv0dYOJshx7i70UaEnz.
Terry Hunter Bang Is (feat. Busiswa Gqulu)
{"copyright_id":"0xf555b5c1c442e5de5f9c0dccea4aff2973ee531aa8a31b49a16073bc0e545e42","isrc":"USTJQ0900152","name":"House n Hd Mix (feat. Busiswa Gqulu)","registered_at":"2026-06-26T17:39:26Z","spotify_id":"4OinTc6Sn97WKqmVjs4ZU1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf555b5c1c442e5de5f9c0dccea4aff2973ee531aa8a31b49a16073bc0e545e42. 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/4OinTc6Sn97WKqmVjs4ZU1.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/4OinTc6Sn97WKqmVjs4ZU1.
Black Motion Ritual Mix (feat. Busiswa Gqulu)
{"copyright_id":"0x91f551dd8bba2761ed029dd9cb99a3d0f36ab2c10f4b01df17d0359d740206df","isrc":"USTJQ0900153","name":"Black Motion Ritual Mix (feat. Busiswa Gqulu)","registered_at":"2026-06-23T09:07:10Z","spotify_id":"3ilY7X0WgOVHHwEFzRWZOC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x91f551dd8bba2761ed029dd9cb99a3d0f36ab2c10f4b01df17d0359d740206df. 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/3ilY7X0WgOVHHwEFzRWZOC.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/3ilY7X0WgOVHHwEFzRWZOC.
Renato Xtrova (Remix) [feat. Busiswa Gqulu]
DJ X Trio (Luzolo Guitar Remix) [feat. Busiswa Gqulu]
DJ Garphie Africa to Brazil (Remix) [feat. Busiswa Gqulu]
Francesco Tarantini Rework (feat. Busiswa Gqulu)
Monocles & Slezz Township Dub (feat. Busiswa Gqulu)
Alpha & Olmega Drum Arena (Remix) [feat. Busiswa Gqulu]
Blaq Soul Zulu Dance (Remix) [feat. Busiswa Gqulu]
Da Capo & Punk Surreal Experience (feat. Busiswa Gqulu)
Thabzen Bibo (Intro Mix) [feat. Busiswa Gqulu]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2033ffc6b4e638e3e92ee20fd952a65f129adfc60e5ea926adb3b3cb24a9c7fc. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0Ht4qOa1PuogKjlEEOfIxW.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/0Ht4qOa1PuogKjlEEOfIxW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd18221004b78c134d7dfa039ea3685c17ff2b562e5b8ce85c728d0231c0f72bd. 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/1s59XTyE9Xwt0HQZx8KJ1X.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/1s59XTyE9Xwt0HQZx8KJ1X.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x811e9cdd6fd8758def427bc5c754129e38b6de7532def96ea0e5daa9ff26f108. 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/66Z2C0IB5CWsIRQbwvBfwA.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/66Z2C0IB5CWsIRQbwvBfwA.
{"copyright_id":"0x67ba2814c26dc054d23e764dd4530ad3e9db227ef1eea7c1daf97e19c43699fd","isrc":"ZAA642100116","name":"Intombi Yo Muntu","registered_at":"2026-06-10T14:25:51Z","spotify_id":"2eXxsmu9Hw2VGjzRt9fzdc","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x67ba2814c26dc054d23e764dd4530ad3e9db227ef1eea7c1daf97e19c43699fd. 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/2eXxsmu9Hw2VGjzRt9fzdc.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/2eXxsmu9Hw2VGjzRt9fzdc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x422c9dab9eee67963f87c82e63bc97469d4b19e35625b5b364cd4374a1208027. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2D5GFVBnXS7i9VJBNx0JUs.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/2D5GFVBnXS7i9VJBNx0JUs.
{"copyright_id":"0xbb9253622fcbf5b8217ee063d251db9a65f750fc4f64d8474edba720107a7f50","isrc":"ZAX771900003","name":"Against The Grain - Radio Edit","registered_at":"2026-06-25T21:01:15Z","spotify_id":"6muurcVHiAZauFC5AziMCq","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb9253622fcbf5b8217ee063d251db9a65f750fc4f64d8474edba720107a7f50. 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/6muurcVHiAZauFC5AziMCq.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/6muurcVHiAZauFC5AziMCq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x30174a794275e314d2d23146f66648976ef8e74d3d2235acd2d706130e2b0764. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7HHzp9QD8LzNPGIXWtFgn2.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/7HHzp9QD8LzNPGIXWtFgn2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x129f131a3d6f395b20ad24f1af28435219ca8c48e4acd16246a0c0d0ef6fc3a6. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1Z2D0IS9OXw7TqqiWSvu0B.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/1Z2D0IS9OXw7TqqiWSvu0B.
{"copyright_id":"0x616590a62ca7dc0bc1ee18bd7f61827e2bf4e76fe88d5deb3f8c6dc9bf1cc0ce","isrc":"ZAA641200001","name":"My Name Is - Radio Edit","registered_at":"2026-06-07T06:39:30Z","spotify_id":"6dLeA7K7jEKff13soOpLpC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x616590a62ca7dc0bc1ee18bd7f61827e2bf4e76fe88d5deb3f8c6dc9bf1cc0ce. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6dLeA7K7jEKff13soOpLpC.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/6dLeA7K7jEKff13soOpLpC.