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 0x653895438f64ca88a60397b69defe71c14adedf28d79589a16d28e192b89679d. 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/eba79794-3172-4f21-b8fa-fffe7f385b69.json and https://artists.proofprofile.net/proofs/artist/eba79794-3172-4f21-b8fa-fffe7f385b69.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 0x028fbea7d3c086d356d4efa193264c798df8c1fc54af297e7f4e696f9aa48c47. 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/3hXSQIN6XH6TIt8XTLuLhi.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/3hXSQIN6XH6TIt8XTLuLhi.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37e4eef28a8a00b2512cf9b27026c1c6222471a4f4a9a5075347ec074e605a82. 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/3nInAD4aQ1jbYtS58K46WQ.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/3nInAD4aQ1jbYtS58K46WQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x88de6d268b2f717d8a74f5577c4f726626343a322ecf4593dc3ac9d274b5c0bb. 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/4ttSAME7gyk9KAIEANRLco.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/4ttSAME7gyk9KAIEANRLco.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe83ab54c01e90e5cd86db01747aa06823fbd73e6d6760688bb1bd5ebaa9e5c9a. 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/4xHXjWCyMxPEfeqLA9qgQj.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/4xHXjWCyMxPEfeqLA9qgQj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff97d037167ad6033464f235706e76665c7faeb5e172a8629199995d382bd54c. 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/7ERRyL4PJUgb7YWRKYkrb2.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/7ERRyL4PJUgb7YWRKYkrb2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x73020dcdb995e28e81626583777ac2caeb39c16eda8c2dfbfa0191adf1c48b3c. 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/2IsZAOF8dJdDq7UvWHAkcS.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/2IsZAOF8dJdDq7UvWHAkcS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x70868a6f64584d1b9d4ff51f468e61364b9709a8d3ff55f37d57d929480d1870. 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/1PHM31R1cvHh3tdhaueQMf.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/1PHM31R1cvHh3tdhaueQMf.
{"copyright_id":"0xa17f511a5c5e69d2d1edb57c88efcf0563095acc9f49c87c174bef22fbee98c6","isrc":"DEMA61905540","name":"Hidden Feels","registered_at":"2026-06-24T20:35:21Z","spotify_id":"7vLmfhpGWiu1Vn8Mzka4qR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa17f511a5c5e69d2d1edb57c88efcf0563095acc9f49c87c174bef22fbee98c6. 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/7vLmfhpGWiu1Vn8Mzka4qR.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/7vLmfhpGWiu1Vn8Mzka4qR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x78b22e0b8141a7fc098f16ef704f96b0071a7ada5ccca8a59e738b9250efcf78. 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/41d0yCA5VB5Fpd2AK7LyIf.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/41d0yCA5VB5Fpd2AK7LyIf.
{"copyright_id":"0x98c86081a9fbf18f42d020d48793ab8bbd8cfe5da36ab6ddd29b60a0db2113c7","isrc":"GX4R52265725","name":"Save Myself","registered_at":"2026-06-10T05:40:47Z","spotify_id":"6EgSm3XvQeXq3ioNJUZfCS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98c86081a9fbf18f42d020d48793ab8bbd8cfe5da36ab6ddd29b60a0db2113c7. 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/6EgSm3XvQeXq3ioNJUZfCS.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/6EgSm3XvQeXq3ioNJUZfCS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4aac478fc27c2cd933866ea2265cb97fc9682d8713c08f131a7abfd000796ce6. 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/5uK5imfy8JK9LNRLax5hwT.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/5uK5imfy8JK9LNRLax5hwT.
{"copyright_id":"0xa26b4b0778d0e15bde3a39c992b72acf159e4599d5e3bad98486486daaf646a8","isrc":"CH7812196916","name":"Will You Be Ever Mine","registered_at":"2026-06-27T14:11:32Z","spotify_id":"2nGAzt5NguPOzmtNpyM9Vq","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa26b4b0778d0e15bde3a39c992b72acf159e4599d5e3bad98486486daaf646a8. 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/2nGAzt5NguPOzmtNpyM9Vq.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/2nGAzt5NguPOzmtNpyM9Vq.
{"copyright_id":"0x4fc064f0512352b0dd7ec7338973dac7f1ed0fd9c0dc752e0217ef81540b9fe7","isrc":"DEMA61903410","name":"L'amour Toujours","registered_at":"2026-06-09T10:31:33Z","spotify_id":"2OxUNk66OAEhvif1E4thJK","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4fc064f0512352b0dd7ec7338973dac7f1ed0fd9c0dc752e0217ef81540b9fe7. 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/2OxUNk66OAEhvif1E4thJK.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/2OxUNk66OAEhvif1E4thJK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22f1421044926de062c8b8d08a24903c330ddfb0c620a48285092493484d2f86. 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/3UrtxbvCCgQfVoRNlqyOsG.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/3UrtxbvCCgQfVoRNlqyOsG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x08ea38cae733756a946c9dd38797a652e8f852616bac6dd29c4ee21e17540638. 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/0jcP4E5E6ba6M9J5Kr35e2.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/0jcP4E5E6ba6M9J5Kr35e2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf9a038b3ae73eb0797d3db99e53ff87d59b1916789cfb9f6c4f75299870ec487. 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/3q21CJ8iJ6pymEG03QQtxd.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/3q21CJ8iJ6pymEG03QQtxd.
Lost On You - Country Club Martini Crew Instrumental Remix
Amazonian Night (Kings of Ife Presents Victoric Leroy & Ivory White)
Club 2023: The Best in EDM, House & Dance
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdab07f1859dff79418c765bea94c11a39592ac05a9801e2e7c0905947aa9393b. 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/4g9q4VhzXjS7CyUlHUj8bg.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/4g9q4VhzXjS7CyUlHUj8bg.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x028fbea7d3c086d356d4efa193264c798df8c1fc54af297e7f4e696f9aa48c47. 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/59muZoMIXcVugrcldEGOyB.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/59muZoMIXcVugrcldEGOyB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe83ab54c01e90e5cd86db01747aa06823fbd73e6d6760688bb1bd5ebaa9e5c9a. 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/4F9V1MHuhRUyxGcycS2Vzd.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/4F9V1MHuhRUyxGcycS2Vzd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd7f0865dd534c85d817d5c31f2a33991f8cea1279140343b07f0f7459a571e93. 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/5Vrx9BYAOvfv0aKjUpjNyE.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/5Vrx9BYAOvfv0aKjUpjNyE.