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 0xecc02c07f4fdd3338936cf8aed00c965a9acff9cc6c2f7d802b2f813c084fedb. 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/e14b468c-f750-45fb-86af-27d589192775.json and https://artists.proofprofile.net/proofs/artist/e14b468c-f750-45fb-86af-27d589192775.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Du får för dig att du förför mig (Singback)
Calleth You, Cometh I (Instrumental Version)
Barnplaneten - Älskade barnlåtar och populär barnmusik
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 0x30027e99bd4c31b2282863f601c6e67287ae8d1fd08328e6084f3c151cc73ebb. 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/6Vab8xwVGfonkMgriDDMli.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/6Vab8xwVGfonkMgriDDMli.
{"copyright_id":"0x2feddbf8cde420662cab0718db06e14c637ab45e81b68580cf8859c11dd41079","isrc":"SEPQM0612696","name":"Kalla nätter","registered_at":"2026-01-28T17:45:38Z","spotify_id":"2UcVghm1M7wGPCbbyZ54Xf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2feddbf8cde420662cab0718db06e14c637ab45e81b68580cf8859c11dd41079. 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/2UcVghm1M7wGPCbbyZ54Xf.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/2UcVghm1M7wGPCbbyZ54Xf.
Svenska Schlagerhits (New correct tracklist/audio)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4dc6cc09921acb3bc2e56f52fadfcecc41ce2f00916d10ee803501c169dcafc3. 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/41s6neRZx89bTOXqTJhAA1.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/41s6neRZx89bTOXqTJhAA1.
I Did It for Love - Instrumental Version
{"copyright_id":"0x13b3c8a707200a22e17c09752b35f00fa45229ec6f2a0f8228b7d1cbcb89cabf","isrc":"SEPQM0611747","name":"Himlen är oskyldigt blå","registered_at":"2026-01-28T19:44:54Z","spotify_id":"3qWyvDWN5ucNnsw82ZOStj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x13b3c8a707200a22e17c09752b35f00fa45229ec6f2a0f8228b7d1cbcb89cabf. 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/3qWyvDWN5ucNnsw82ZOStj.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/3qWyvDWN5ucNnsw82ZOStj.
{"copyright_id":"0xd17627d09085d7f56e501789c3c7116bf1fea486ce05ddd181057e9e817fbafa","isrc":"SEPQM0611482","name":"You Wanna Be Rock 'n' Roll","registered_at":"2026-01-28T17:22:05Z","spotify_id":"6rG4ZhfZoN7GOe7OUSmedl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd17627d09085d7f56e501789c3c7116bf1fea486ce05ddd181057e9e817fbafa. 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/6rG4ZhfZoN7GOe7OUSmedl.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/6rG4ZhfZoN7GOe7OUSmedl.
{"copyright_id":"0xd17627d09085d7f56e501789c3c7116bf1fea486ce05ddd181057e9e817fbafa","isrc":"SEPQM0611482","name":"You Wanna Be Rock 'n' Roll","registered_at":"2026-03-20T05:02:00Z","spotify_id":"4PnN2MEXrm8fiSN5MuiwOF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd17627d09085d7f56e501789c3c7116bf1fea486ce05ddd181057e9e817fbafa. 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/4PnN2MEXrm8fiSN5MuiwOF.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/4PnN2MEXrm8fiSN5MuiwOF.