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 0x26d37a99ee48a927fdddde9c3ed804a121152203bf7ffa9c580db06ee68f5cff. 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/25ac1176-aca0-4059-ba30-9cc547e6beaf.json and https://artists.proofprofile.net/proofs/artist/25ac1176-aca0-4059-ba30-9cc547e6beaf.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 0x2e32135909509d778b8862e630a9c2b2d49d8ddd1bf4c2464a13111c9f296869. 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/2HdZcsAykNHGifKad8BgsY.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/2HdZcsAykNHGifKad8BgsY.
Booster Pack 2 - Fast & Furious: Drift Tape/Phonk Vol 1
Booster Pack 2 (Fast & Furious: Drift Tape/Phonk Vol 1)
{"copyright_id":"0x19cb64db45e6d2bf8ffb6d493207749703dd0e1c48046a6966b650caf99ad049","isrc":"QZVFR2200234","name":"Booster Pack 2 - Fast & Furious: Drift Tape/Phonk Vol 1","registered_at":"2026-06-10T12:51:11Z","spotify_id":"541LOJ1IdPcOOP1STpf5j3","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x19cb64db45e6d2bf8ffb6d493207749703dd0e1c48046a6966b650caf99ad049. 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/541LOJ1IdPcOOP1STpf5j3.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/541LOJ1IdPcOOP1STpf5j3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x165dc0f338f9bd2ae3575451874455452cf9d1e8fa87d82bb79969014a14f902. 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/7AXUR0vFTWQwFu5NDJqdWQ.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/7AXUR0vFTWQwFu5NDJqdWQ.
{"copyright_id":"0xf0f5c7e83b83b88ecc142b5ebb07e873172b01d2b0efc0c06f480c321ee0713b","isrc":"QM4TX2395989","name":"CRIMSON OVERDRIVE","registered_at":"2026-06-07T11:02:45Z","spotify_id":"2ZNhM7Dzx7sn3mLQj1FHKF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf0f5c7e83b83b88ecc142b5ebb07e873172b01d2b0efc0c06f480c321ee0713b. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2ZNhM7Dzx7sn3mLQj1FHKF.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/2ZNhM7Dzx7sn3mLQj1FHKF.
{"copyright_id":"0xb5ca584b472a12531cb9273a423d32fd34f49410acec9bd2b811cb3ac58865ca","isrc":"QM7282430984","name":"READY TO ROLL","registered_at":"2026-06-04T16:13:59Z","spotify_id":"3NgLazauGQsHnGzj9vInyF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5ca584b472a12531cb9273a423d32fd34f49410acec9bd2b811cb3ac58865ca. 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/3NgLazauGQsHnGzj9vInyF.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/3NgLazauGQsHnGzj9vInyF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x663059e2f169809d4341d982c65309ac8a924e266ec5fbd5fb086fc161fe2475. 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/4xuOUiysX5qGTxkgoH1Om3.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/4xuOUiysX5qGTxkgoH1Om3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf7bd65c8a96d0e8fc1b88bb34b3919e8de7bb10970c290e0c7964746f244920. 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/16MrxrYc5HpFRWUh6LMpFI.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/16MrxrYc5HpFRWUh6LMpFI.
{"copyright_id":"0xb492b5512b9910d1959c018bffe44b5728cb8812e5e2da2bb5b65fcec2efd1c2","isrc":"QM7282430987","name":"DEVIL SYMPHONY","registered_at":"2026-06-10T22:31:51Z","spotify_id":"2aOOXPozwwbOfOeEcsM4oj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb492b5512b9910d1959c018bffe44b5728cb8812e5e2da2bb5b65fcec2efd1c2. 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/2aOOXPozwwbOfOeEcsM4oj.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/2aOOXPozwwbOfOeEcsM4oj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd18b6393b4bf917c39202abfc63099cd7452702d45fb5de7cf22353876df4127. 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/7vILKh63iZ4c5Vbxf0sFCJ.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/7vILKh63iZ4c5Vbxf0sFCJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbfbb79194cfd08bf59b17fd00316c06fcb013f56ab695e5b1f3b2aa050125673. 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/4G5dn6FGqlqysOf2KYBWPP.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/4G5dn6FGqlqysOf2KYBWPP.
{"copyright_id":"0xdf1b4e4fefe0a44f3ceaa16678224a7472c691ea3fd7afb3b29de8f048c1e7ee","isrc":"QM7282430990","name":"BREAK THE WHEELS","registered_at":"2026-06-10T08:23:12Z","spotify_id":"5YJpwiZDGzN8YbbihNlnnY","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf1b4e4fefe0a44f3ceaa16678224a7472c691ea3fd7afb3b29de8f048c1e7ee. 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/5YJpwiZDGzN8YbbihNlnnY.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/5YJpwiZDGzN8YbbihNlnnY.
{"copyright_id":"0xb9c6cba0abbf2ea0ed7d5ed9da46dda6bd4f7f318645f1e491cc541608d664d7","isrc":"QM7282430991","name":"LAY EM LOW","registered_at":"2026-06-22T10:59:56Z","spotify_id":"5P0JERaSXiQVkRvT5JycJP","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9c6cba0abbf2ea0ed7d5ed9da46dda6bd4f7f318645f1e491cc541608d664d7. 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/5P0JERaSXiQVkRvT5JycJP.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/5P0JERaSXiQVkRvT5JycJP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c6394263cb80cfecac73732fcd2597542e80f2d02de3083aa684dc7aadd3209. 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/0RqCH1tpZTkPyZztozZAmz.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/0RqCH1tpZTkPyZztozZAmz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc738cf4ea5c74aeae4a70a5665d65b505878bdf2480ca967fdc3cf17ed846f10. 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/1gOsBS2qI7ArBvWyHjkAnC.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/1gOsBS2qI7ArBvWyHjkAnC.
{"copyright_id":"0x7a3f3a651cedd8d34bad5b446c99ef72897f2b3a2676d40d7a5a5f940bcea479","isrc":"QM6P42416916","name":"INTRO (LISTEN THIS)","registered_at":"2026-06-21T23:36:42Z","spotify_id":"4km0dyX4t4OCCr0qlAecVE","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a3f3a651cedd8d34bad5b446c99ef72897f2b3a2676d40d7a5a5f940bcea479. 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/4km0dyX4t4OCCr0qlAecVE.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/4km0dyX4t4OCCr0qlAecVE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb49c7e1195ed451d64ab354334ecd542ac4bcaa002682b3dd754b08ba83df12. 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/5Y55xRbbxnIVYiXF42YsEh.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/5Y55xRbbxnIVYiXF42YsEh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc9169e8822c5d8a5a9b10b806845d970b1bc51d11f8b6405cbcadf32ee8992d7. 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/0ZPC8gH2hcl3NBvq32rCM8.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/0ZPC8gH2hcl3NBvq32rCM8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0d1ec2a7d13c4634cc374d8e56f674c9ad5bc59357fb87481f3466a7300029f6. 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/3ymxG27OZkPwAf6KjBzDPU.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/3ymxG27OZkPwAf6KjBzDPU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5e4fe97970b16b66f63bad6e51008c00f48ed6b7b5dce625c9ab6e4e84b68f76. 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/3kAqx7QG33Zzy6wS2kRS9J.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/3kAqx7QG33Zzy6wS2kRS9J.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae98de097381386f93f717870b154f955850073a7cf78da11e6211d23b6c738f. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T20:47:45Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/61LlLOLhADZO1E3oFkTdDR.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/61LlLOLhADZO1E3oFkTdDR.