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 0xe13e26452b7a89334cbac7313375966e2542e6567896b458c7bdb953619c3e3a. 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/eaa9ecc6-d9dc-4014-ba05-3c7822286c86.json and https://artists.proofprofile.net/proofs/artist/eaa9ecc6-d9dc-4014-ba05-3c7822286c86.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 0xd2d213b2db401dd024746d77bf5b41d0fed93c0b51422ed7bc22212248813506. 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/2BpOUAKcrAGWtS00AwL1a1.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/2BpOUAKcrAGWtS00AwL1a1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0c3fe3671073222e725290099ce0388b325c2bcc798cbd542d56c6614ee6f481. 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/0X2lmZCenQyMsJ800DpOMz.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/0X2lmZCenQyMsJ800DpOMz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1b2f1ce42040c902edd596233411b5f4330d2354de09aa3e2c004df3d9801aa6. 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/3Ylqn0LWsBvZiodalz7twu.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/3Ylqn0LWsBvZiodalz7twu.
{"copyright_id":"0xfe701d68d812a37a653771a21830d952b16cb1d0628fcae0fb06cc70eacc0c72","isrc":"CA5KR2278527","name":"Winning Team","registered_at":"2026-06-24T21:48:38Z","spotify_id":"71b5cwY9opdeGKlwkSEUPd","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe701d68d812a37a653771a21830d952b16cb1d0628fcae0fb06cc70eacc0c72. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/71b5cwY9opdeGKlwkSEUPd.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/71b5cwY9opdeGKlwkSEUPd.
{"copyright_id":"0xc56b517dad885b0f6b8c75013af70a24ab6558a6c4b285eb3f7358efac3c07bf","isrc":"CA5KR2278819","name":"Think It Over / Choosey","registered_at":"2026-06-27T13:04:51Z","spotify_id":"13fZNM6BEkKoIid7MDhRSC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc56b517dad885b0f6b8c75013af70a24ab6558a6c4b285eb3f7358efac3c07bf. 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/13fZNM6BEkKoIid7MDhRSC.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/13fZNM6BEkKoIid7MDhRSC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3432f6e26a9153cd686fe5e94f6722c9434d9e688218e7e341bcc42a922edc6b. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0tra1hkLQafWb5SCd5FzGZ.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/0tra1hkLQafWb5SCd5FzGZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x43ada4053a710f07bcb8099099fcb65466f23bc5a384a30fd497377695510866. 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/3bdhIyvZ7qbhMOHHm6CrsZ.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/3bdhIyvZ7qbhMOHHm6CrsZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x988559e4f4133b61a8f3b7889bb5e804338c2b24631a215a3878d20cf19c7ea6. 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/7AnTtgc9Ekz6OE0w4mp2oH.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/7AnTtgc9Ekz6OE0w4mp2oH.
{"copyright_id":"0x7a4145565dc5db7925d010425e2ec0658a36ff70aebf24eece58f9257e8e441b","isrc":"FRX872333472","name":"For Your Eyes Only","registered_at":"2026-06-24T19:52:40Z","spotify_id":"5mpDCKhcYpUJfDxztNmWy7","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a4145565dc5db7925d010425e2ec0658a36ff70aebf24eece58f9257e8e441b. 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/5mpDCKhcYpUJfDxztNmWy7.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/5mpDCKhcYpUJfDxztNmWy7.
Vel the Wonder Freestyle (feat. Vel the Wonder & 4thBeats)
{"copyright_id":"0x0eb8c45bc4c3dbc2c7125e7cbbf9d818f4cfdfa9516f46af18f7e9409b20ee3e","isrc":"QZHNB2067688","name":"Flat Line","registered_at":"2026-06-21T23:17:29Z","spotify_id":"1N4RDdHkiWgB0cbxVdhVrZ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0eb8c45bc4c3dbc2c7125e7cbbf9d818f4cfdfa9516f46af18f7e9409b20ee3e. 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/1N4RDdHkiWgB0cbxVdhVrZ.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/1N4RDdHkiWgB0cbxVdhVrZ.
{"copyright_id":"0xba0cd86cb930da885d16ef649a90550c262ece908ff4d8019958bfde888f4ee8","isrc":"QZMEN2264130","name":"SHIMMY SHIMMY ZA","registered_at":"2026-06-18T15:52:49Z","spotify_id":"5g9N7ZiM9qmwveSLRYJADl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xba0cd86cb930da885d16ef649a90550c262ece908ff4d8019958bfde888f4ee8. 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/5g9N7ZiM9qmwveSLRYJADl.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/5g9N7ZiM9qmwveSLRYJADl.
{"copyright_id":"0xde59846b4cd528315ab9179ea65f36f875b05cd17b263436f4eaa083968f4fc7","isrc":"QZK6P2436769","name":"ILLEGAL MUNY","registered_at":"2026-06-20T00:16:18Z","spotify_id":"4gCTYqBtgnropIEblIfnYE","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde59846b4cd528315ab9179ea65f36f875b05cd17b263436f4eaa083968f4fc7. 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/4gCTYqBtgnropIEblIfnYE.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/4gCTYqBtgnropIEblIfnYE.