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 0x529ffa1cbd546af8b46c849954f241ff7289472167e7249f6685ef9d398a2839. 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/b7040de1-94a8-454a-8c86-3a58cd8b0af4.json and https://artists.proofprofile.net/proofs/artist/b7040de1-94a8-454a-8c86-3a58cd8b0af4.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
S.C.L. 2 (feat. Dre Murray & Kayla Starks)
Regular Day (feat. Datin, Bumps Inf & Raging Moses)
Uriah States of America (feat. Norman Michael)
{"copyright_id":"0xfcdb2ae57f97ebd650b794176cddae004a5efd5fa813b8f17abc45f9fcee04ea","isrc":"QZS7J2491308","name":"Job Maseko","registered_at":"2026-06-25T13:33:24Z","spotify_id":"0LTq13nt63ylKaj5BWrZP8","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 0xfcdb2ae57f97ebd650b794176cddae004a5efd5fa813b8f17abc45f9fcee04ea. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0LTq13nt63ylKaj5BWrZP8.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/0LTq13nt63ylKaj5BWrZP8.
{"copyright_id":"0xe9e6bf856c43da9662349719bcddae1250962af8cae9722ea0a09580f695a3b1","isrc":"QZQAY2597663","name":"Harold Spinner","registered_at":"2026-06-24T23:20:15Z","spotify_id":"6vx0riNi51M0UVTOWltiFt","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe9e6bf856c43da9662349719bcddae1250962af8cae9722ea0a09580f695a3b1. Chain 2 (Bitcoin): anchored in block 956776 (2026-07-05T10:59:37Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6vx0riNi51M0UVTOWltiFt.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/6vx0riNi51M0UVTOWltiFt.
{"copyright_id":"0xb9a1b60e14148bfb2f95945d7a59b7a2603da0c8e622bc2c30a24664c82d94dc","isrc":"QZQAY2560495","name":"Higgs Boson","registered_at":"2026-06-19T17:17:28Z","spotify_id":"0qpxlRL97rmXOVJeumUfqK","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9a1b60e14148bfb2f95945d7a59b7a2603da0c8e622bc2c30a24664c82d94dc. 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/0qpxlRL97rmXOVJeumUfqK.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/0qpxlRL97rmXOVJeumUfqK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9eb3dd4e7c89514624d9a642e05400a50282808f2af95448ca65acccf5d80e6f. 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/5AIuYordmnMKHtfOZPz1z3.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/5AIuYordmnMKHtfOZPz1z3.
{"copyright_id":"0xe9e6bf856c43da9662349719bcddae1250962af8cae9722ea0a09580f695a3b1","isrc":"QZQAY2597663","name":"Harold Spinner","registered_at":"2026-06-24T23:20:15Z","spotify_id":"1jvyHBPhtoDuKUVs6vCiVk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe9e6bf856c43da9662349719bcddae1250962af8cae9722ea0a09580f695a3b1. 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/1jvyHBPhtoDuKUVs6vCiVk.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/1jvyHBPhtoDuKUVs6vCiVk.
{"copyright_id":"0xfcdb2ae57f97ebd650b794176cddae004a5efd5fa813b8f17abc45f9fcee04ea","isrc":"QZS7J2491308","name":"Job Maseko","registered_at":"2026-06-25T13:33:24Z","spotify_id":"44ponYQwfngqybKYy3JJZA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfcdb2ae57f97ebd650b794176cddae004a5efd5fa813b8f17abc45f9fcee04ea. 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/44ponYQwfngqybKYy3JJZA.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/44ponYQwfngqybKYy3JJZA.
{"copyright_id":"0x1d1eee701673443e30a5f4f0ece4e1a238aa4ed20f5fe280f2555acb0f32a41e","isrc":"QZTLA2515978","name":"Ski Mask Cologne","registered_at":"2026-06-22T08:39:32Z","spotify_id":"4pmTJn3aaFIGdi1WFOx9fy","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d1eee701673443e30a5f4f0ece4e1a238aa4ed20f5fe280f2555acb0f32a41e. 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/4pmTJn3aaFIGdi1WFOx9fy.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/4pmTJn3aaFIGdi1WFOx9fy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfff6aa6579647cb014487b895cc4a047d88ae8115d0932c3b715bee2acb12510. 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/5td9UI8VMjqkULX6IGAWtE.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/5td9UI8VMjqkULX6IGAWtE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd216e1f43f8d2797124afeb4e545c6d3e66b1478a5df81243fe9ee12743d7ebd. 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/5kAhzC1wxif4uj5JSJsIZX.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/5kAhzC1wxif4uj5JSJsIZX.
Endurance (feat. Selah the Corner & Bumps Inf)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x479b0788d2bc787ecfb93dd48be4bb894eeee984178f9e6d5c9aa89a12e2283e. 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/59lgNqDx7gG2x3hKN4cY2G.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/59lgNqDx7gG2x3hKN4cY2G.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xacbf142fd6ff993a7aa79224175d13bf832e53736036fcf20c6bec84186b0a9b. 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/2S2c5oc7H3Qs0VGv3yPKTJ.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/2S2c5oc7H3Qs0VGv3yPKTJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1bad3745b38cb5c4a262019726940f41adf848415e0098a0088a981e5f85ca4d. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6pr4Nd23sUYJMzpcI6f2Jw.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/6pr4Nd23sUYJMzpcI6f2Jw.