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 0xa585973aaa9084d5619a24d57bfc4f45f385810dbd8d72be7bb2a39345d825b5. 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/012df88c-4613-4236-8342-9cb411528bd6.json and https://artists.proofprofile.net/proofs/artist/012df88c-4613-4236-8342-9cb411528bd6.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
For Livets Glade Gutter Går Solen Aldri Ned
{"copyright_id":"0xb5f04ded5b98d1ed23423c36e56fa24751bfe540262fbda2640351ae3b7ab980","isrc":"NOUM70702069","name":"For Livets Glade Gutter Går Solen Aldri Ned","registered_at":"2026-06-05T20:03:10Z","spotify_id":"0GC16eOxmgrqR36wqIsv15","type":"track"}
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 0xb5f04ded5b98d1ed23423c36e56fa24751bfe540262fbda2640351ae3b7ab980. 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/0GC16eOxmgrqR36wqIsv15.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/0GC16eOxmgrqR36wqIsv15.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa1b43ec867485e1a1c4a2f9a7720708066fbe2827cefc209bc0e6ebb79460f99. 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/7F3C4M0qLHiq1Ve3KF4RNY.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/7F3C4M0qLHiq1Ve3KF4RNY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x97c7ee0706573de521a7da43a3779bd1f05e1487eeb6aaf0ff97ee0650ec0f35. 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/4Iln3ppTJlOJdNXbcsAniQ.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/4Iln3ppTJlOJdNXbcsAniQ.
{"copyright_id":"0xdc56c1b115bbd89d2135b008f92aeda5795e133cc2fa115ad044529659f8db79","isrc":"NOBNB1201030","name":"Den Lange Veien Hjem","registered_at":"2026-06-26T04:46:08Z","spotify_id":"52dQnQALb5WwsVEfpbsUg9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc56c1b115bbd89d2135b008f92aeda5795e133cc2fa115ad044529659f8db79. 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/52dQnQALb5WwsVEfpbsUg9.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/52dQnQALb5WwsVEfpbsUg9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x451df286451110472524896f6f73527459bf12c98405091a059d9151d8d367dc. 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/0U26jpOYPRFnZgW9FncO8N.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/0U26jpOYPRFnZgW9FncO8N.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa06c522e4d4fb075c549d14e2f760d703068e999e5aeaa695c872846ddd75583. 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/5tqjWMIWtiKY2UEzqrM60i.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/5tqjWMIWtiKY2UEzqrM60i.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x135105cbf0ae824c061996807a750903f8dc273e3fe28c9f56dad217cbf92a9e. 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/63dIk2B51ah6dUeq9RtoaB.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/63dIk2B51ah6dUeq9RtoaB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa61636b687b8359f2662d621c5c17bfe8c2da128834447cf548eb40613e4a131. 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/7twVYIC70F5m2Grq3eZie3.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/7twVYIC70F5m2Grq3eZie3.
{"copyright_id":"0x442c2db47ac1d7d5f305cb09b4f68e2a370bcd2fa745ea8971306eff310368b0","isrc":"NOUM70700468","name":"Plukka Plommer I Hardanger","registered_at":"2026-06-27T20:24:49Z","spotify_id":"563w3DdmWFyQoh0HkhI6LL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x442c2db47ac1d7d5f305cb09b4f68e2a370bcd2fa745ea8971306eff310368b0. 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/563w3DdmWFyQoh0HkhI6LL.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/563w3DdmWFyQoh0HkhI6LL.
{"copyright_id":"0xe3e848d234d297467bd206795cb4cfc3b0aa1b4c3d90feed8358afe2ebea6a5b","isrc":"NOUM70700471","name":"For Livets Glade Gutter Går Solen Aldri Ned","registered_at":"2026-06-23T19:44:36Z","spotify_id":"6yRH7fELpabac91qk5WjXG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe3e848d234d297467bd206795cb4cfc3b0aa1b4c3d90feed8358afe2ebea6a5b. 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/6yRH7fELpabac91qk5WjXG.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/6yRH7fELpabac91qk5WjXG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d9f5f9cad7388bbb15d49a8fc56dfb75bcc01a6193a7c645082763ed0fd68c8. Chain 2 (Bitcoin): anchored in block 957122 (2026-07-08T03:39:04Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6wCXlSxGEFVFehdb5bHzsm.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/6wCXlSxGEFVFehdb5bHzsm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4dbe407a4cf86d99af4102c966dc387c573c3d23691e8f88e3663e4c252fefbc. 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/7hWP840HwUKDZ6XdYoVXoK.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/7hWP840HwUKDZ6XdYoVXoK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x527243340df15c56fc7aa1a51393551992fb386608eb8c5653edcb1379a17870. Chain 2 (Bitcoin): anchored in block 957122 (2026-07-08T03:39:04Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5aE6zjZfgqSCOLQKmNKuR8.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/5aE6zjZfgqSCOLQKmNKuR8.
{"copyright_id":"0x0a3399fc0cfb2054d186c3118c3c2a5aa0444754d843f781f3e1d5600baca2fa","isrc":"NOUM70702060","name":"Brenn Alle Bruer","registered_at":"2026-06-26T04:48:27Z","spotify_id":"6dadePP7Ep7zyYdw2wcujw","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a3399fc0cfb2054d186c3118c3c2a5aa0444754d843f781f3e1d5600baca2fa. 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/6dadePP7Ep7zyYdw2wcujw.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/6dadePP7Ep7zyYdw2wcujw.
Eldrevisa (Vi Vil Ha Tilbake Alle Pengene)
{"copyright_id":"0x23e2781e1e53926e8060afaa54e30e21a10febf3cd2eae8b298bd4f255eb6998","isrc":"NOBNB0901040","name":"Diggi Liggi Lo","registered_at":"2026-06-08T15:28:10Z","spotify_id":"2dVqPGgP7ad2jPWHiFIIEh","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x23e2781e1e53926e8060afaa54e30e21a10febf3cd2eae8b298bd4f255eb6998. 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/2dVqPGgP7ad2jPWHiFIIEh.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/2dVqPGgP7ad2jPWHiFIIEh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f16b93e9e06d43f62f9455d1d33bd039170690ed7b8efb2988ca15fc90ef769. 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/3sbGPCiOINPe6yZxoskf1Y.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/3sbGPCiOINPe6yZxoskf1Y.
{"copyright_id":"0xa2d7c7ea676c12fd99369f68dd6f0cf35ecf0c55a512055dd6fa2ff1dac924de","isrc":"NOBNB0901110","name":"Djevelens Hånd","registered_at":"2026-06-21T12:38:45Z","spotify_id":"4bCH7Y5AX1D4fm6bAJiAGY","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa2d7c7ea676c12fd99369f68dd6f0cf35ecf0c55a512055dd6fa2ff1dac924de. 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/4bCH7Y5AX1D4fm6bAJiAGY.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/4bCH7Y5AX1D4fm6bAJiAGY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa80f269418ba5222505f61fae100f5fa822767fced9975132dc964aea7a7c6b2. 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/1T33bVqSCAEfJqMM8M2ZgW.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/1T33bVqSCAEfJqMM8M2ZgW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d9f5f9cad7388bbb15d49a8fc56dfb75bcc01a6193a7c645082763ed0fd68c8. 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/06Gr1ZgnsvPWiozOmj8tw2.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/06Gr1ZgnsvPWiozOmj8tw2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a2d8e2606e17c87bc21cf569b308e4994669831c6e2e0adb8674a38214c44d1. 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/5XJJfoub7O2Z6RFAO8Thi5.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/5XJJfoub7O2Z6RFAO8Thi5.
For Livets Glade Gutter Går Solen Aldri Ned (Jubileumsversjon)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x527243340df15c56fc7aa1a51393551992fb386608eb8c5653edcb1379a17870. 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/1FRHngvvdInjddPrMnIj4m.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/1FRHngvvdInjddPrMnIj4m.
Vi Vil Ha Tilbake Alle Pengene (Eldrevisa)
{"copyright_id":"0x1b2f50394f4925dc5833d6dbfa13b4cbe5d0bcdc874b2d199b6649d9def5f068","isrc":"NOBNB0301010","name":"Drøm Drøm Drøm","registered_at":"2026-06-22T12:05:01Z","spotify_id":"22khpS4Kr9X9toOcAoqob4","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1b2f50394f4925dc5833d6dbfa13b4cbe5d0bcdc874b2d199b6649d9def5f068. 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/22khpS4Kr9X9toOcAoqob4.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/22khpS4Kr9X9toOcAoqob4.
{"copyright_id":"0x59a4abcceb7260bfea7e1377041cba292de73686a01754ca9108b5c716190a1b","isrc":"QM4TX1934870","name":"Hvor god er du på en dårlig dag","registered_at":"2026-06-25T00:49:00Z","spotify_id":"21H7V9J8wCcKmQW7Siu6vA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x59a4abcceb7260bfea7e1377041cba292de73686a01754ca9108b5c716190a1b. 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/21H7V9J8wCcKmQW7Siu6vA.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/21H7V9J8wCcKmQW7Siu6vA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9c13ac215dd5581455f0b6f3521830494c3c8780b62532edd71f91ba404215b2. 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/1zAMPKeBkJi17VTnLrGKGn.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/1zAMPKeBkJi17VTnLrGKGn.
{"copyright_id":"0x437020a5460e4665f94e9580bca0d34f381c4e69121849ef7083b98a07031f3b","isrc":"NOAMM0500406","name":"For Livets Glade Gutter Går Solen Aldri Ned","registered_at":"2026-06-18T10:59:00Z","spotify_id":"5e9pUMxdX1nI7uM2pHVyQg","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x437020a5460e4665f94e9580bca0d34f381c4e69121849ef7083b98a07031f3b. 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/5e9pUMxdX1nI7uM2pHVyQg.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/5e9pUMxdX1nI7uM2pHVyQg.