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 0xa966a0034562245a57b88f04e8628cc139592ccc2ce6be7a808cfb2b3ccd6f88. 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/0315a106-e743-49d4-90a0-2fb59adc3435.json and https://artists.proofprofile.net/proofs/artist/0315a106-e743-49d4-90a0-2fb59adc3435.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 0x1c22f50e50c696a9917c82c9674e2446ed520805fe1adea0d78806a116892388. 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/0mNPiXjj8w9bfev9ZxotRt.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/0mNPiXjj8w9bfev9ZxotRt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x17931bf95a102e1010ff6cb584a207a0556a74c06d3ca0c7830143c9140243b2. 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/6UbZKTH26FftJcpf9ikQEC.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/6UbZKTH26FftJcpf9ikQEC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa5ff0d827be9dcfa5739de0701a14636737e1b0e40864ad6bd1b6af11dc9cc92. 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/2VJJXp4n6RuHHZCKmdSGPp.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/2VJJXp4n6RuHHZCKmdSGPp.
{"copyright_id":"0x17931bf95a102e1010ff6cb584a207a0556a74c06d3ca0c7830143c9140243b2","isrc":"QM5LC2400149","name":"Coldharbour - Voicians Remix","registered_at":"2026-06-28T22:36:59Z","spotify_id":"5Hia5lEjuDPJTEFbcqOeZC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x17931bf95a102e1010ff6cb584a207a0556a74c06d3ca0c7830143c9140243b2. 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/5Hia5lEjuDPJTEFbcqOeZC.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/5Hia5lEjuDPJTEFbcqOeZC.
Coldharbour (Voicians Remix) - Instrumental
Diabolic (feat. Daedric) - HIGHSOCIETY Remix
Diabolic (feat. Daedric) [HIGHSOCIETY Remix]
{"copyright_id":"0x459a03267feeeb32110fee073f1052a50b71dd1e8a7310f496e267401e4ed2dc","isrc":"QM5LC2300612","name":"Diabolic (feat. Daedric) - HIGHSOCIETY Remix","registered_at":"2026-06-21T02:12:44Z","spotify_id":"1Ncoqp1km4UNntfgF9RlbG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x459a03267feeeb32110fee073f1052a50b71dd1e8a7310f496e267401e4ed2dc. 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/1Ncoqp1km4UNntfgF9RlbG.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/1Ncoqp1km4UNntfgF9RlbG.
The End of the World (feat. Daedric) - HIGHSOCIETY Remix
The End of the World (feat. Daedric) [HIGHSOCIETY Remix]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x450060e54c535a581f124b2f638d535db13b7fe83d2e72f3f740e4a5836f4144. 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/7Jj9ygPtg5IzRzX9cfeI80.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/7Jj9ygPtg5IzRzX9cfeI80.