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 0xc3c3db6417b86ed3ee280e045b97a8ad05864d1d1f9aa9a59175a0d37f097a5a. 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/4a7da9ac-97e7-4edd-8b73-f7db0f00b08e.json and https://artists.proofprofile.net/proofs/artist/4a7da9ac-97e7-4edd-8b73-f7db0f00b08e.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 0xd5815de033d12a11ec8a592b7f6936a8a6da58d384f631785f11401c44bacce4. 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/7qH9Z4dJEN0l9bidizW7fq.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/7qH9Z4dJEN0l9bidizW7fq.
Haven (from Life Is Strange) - Lara Somogyi Version
Haven (from Life Is Strange) - Instrumental
Antarctican Dream Machine (Relax Soundscape)
{"copyright_id":"0x1f129ad8e14c6478c0bd09c2f8b75bb3bcea5f78a995da44726582403546bcd8","isrc":"GB45A2400149","name":"You Are Here, Pt. 1 - Relax Soundscape","registered_at":"2026-06-04T15:11:11Z","spotify_id":"4igVGMpq7gYFnihmEu0YNo","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f129ad8e14c6478c0bd09c2f8b75bb3bcea5f78a995da44726582403546bcd8. 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/4igVGMpq7gYFnihmEu0YNo.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/4igVGMpq7gYFnihmEu0YNo.
{"copyright_id":"0x468b070fcbe33716a519aead76e34802f5ad2018f11b1e0590a0e5ed3aaacfc8","isrc":"GB45A2400150","name":"You Are Here, Pt. 2 - Relax Soundscape","registered_at":"2026-06-06T05:29:06Z","spotify_id":"1fkQebNIyUP3G01agZFINg","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x468b070fcbe33716a519aead76e34802f5ad2018f11b1e0590a0e5ed3aaacfc8. 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/1fkQebNIyUP3G01agZFINg.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/1fkQebNIyUP3G01agZFINg.
{"copyright_id":"0xbe44c82441165b5e32d9ecd95b7c701605ba6029bc2c6209e0e93984501b258a","isrc":"GB45A2400151","name":"You Are Here, Pt. 3 - Relax Soundscape","registered_at":"2026-06-04T16:28:47Z","spotify_id":"4ys6aQm1tUhugnCO0EfkTQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbe44c82441165b5e32d9ecd95b7c701605ba6029bc2c6209e0e93984501b258a. 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/4ys6aQm1tUhugnCO0EfkTQ.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/4ys6aQm1tUhugnCO0EfkTQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8b404ec1e1f848344847ed1097627705957c0f763c9719281883ee717523a836. 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/77umo7OkDpix1txEHJWKuR.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/77umo7OkDpix1txEHJWKuR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a5f4e05cfc9c614e04ad5416374212050c86095c0e42cd50dbd121665602c21. 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/28YlfBMtg97fTofVP8HAhP.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/28YlfBMtg97fTofVP8HAhP.
{"copyright_id":"0x79f2dd015ec59e0ca5bf087237e4d9dff71045f0f0c64a94d9f0c92a6fef8a45","isrc":"GB45A2400154","name":"Viridian, Pt. 2 - Relax Soundscape","registered_at":"2026-06-07T14:39:27Z","spotify_id":"09yaXAtdkiDy9wgkxht964","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x79f2dd015ec59e0ca5bf087237e4d9dff71045f0f0c64a94d9f0c92a6fef8a45. 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/09yaXAtdkiDy9wgkxht964.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/09yaXAtdkiDy9wgkxht964.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a483d4356c0465e1ee8ba4e14b640df0b5550661b12b66308fa8146d5e1af72. 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/23jti1JLK5783LQqmlNfc3.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/23jti1JLK5783LQqmlNfc3.
{"copyright_id":"0x4f332b3bdd4ffb900ecc024dd390af062edac058af6e9614de4e206b051f7cfe","isrc":"GB45A2400156","name":"Viridian, Pt. 4 - Relax Soundscape","registered_at":"2026-06-07T14:38:05Z","spotify_id":"55y5ZbeGwZCO4kWf45gXPh","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4f332b3bdd4ffb900ecc024dd390af062edac058af6e9614de4e206b051f7cfe. 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/55y5ZbeGwZCO4kWf45gXPh.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/55y5ZbeGwZCO4kWf45gXPh.
{"copyright_id":"0xb7fd263a5d5d3439c692626c799afa01952eceed69f64cda4ae742dc498274f9","isrc":"GB45A2400157","name":"Full Health, Pt. 1 - Relax Soundscape","registered_at":"2026-06-07T08:33:58Z","spotify_id":"363bbdxaGNmHJX7qqrMIPO","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb7fd263a5d5d3439c692626c799afa01952eceed69f64cda4ae742dc498274f9. 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/363bbdxaGNmHJX7qqrMIPO.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/363bbdxaGNmHJX7qqrMIPO.
{"copyright_id":"0x5de661f5394daf8eb709afc5744d36def65eab6b1fa339ac5acbd44c153d6130","isrc":"GB45A2400158","name":"Full Health, Pt. 2 - Relax Soundscape","registered_at":"2026-06-07T14:37:49Z","spotify_id":"59YGPBigTxr9zh9FLJjDK9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5de661f5394daf8eb709afc5744d36def65eab6b1fa339ac5acbd44c153d6130. 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/59YGPBigTxr9zh9FLJjDK9.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/59YGPBigTxr9zh9FLJjDK9.
{"copyright_id":"0x31a5829de24c3834a0363273adfdeeba8aee79bd1d8982c2e6072e3f87503cd1","isrc":"GB45A2400159","name":"Full Health, Pt. 3 - Relax Soundscape","registered_at":"2026-06-07T21:06:52Z","spotify_id":"3NNWbUn6VtxI3rJFGOzWQ9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x31a5829de24c3834a0363273adfdeeba8aee79bd1d8982c2e6072e3f87503cd1. 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/3NNWbUn6VtxI3rJFGOzWQ9.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/3NNWbUn6VtxI3rJFGOzWQ9.
{"copyright_id":"0x308f17fab4555aaf23f93013b987f042e7f342db55e68ce6a8cca6e85adbedbf","isrc":"GB45A2400160","name":"Full Health, Pt. 4 - Relax Soundscape","registered_at":"2026-06-08T04:44:25Z","spotify_id":"2oDy6grh62q68g8tXjfVeR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x308f17fab4555aaf23f93013b987f042e7f342db55e68ce6a8cca6e85adbedbf. 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/2oDy6grh62q68g8tXjfVeR.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/2oDy6grh62q68g8tXjfVeR.
{"copyright_id":"0x04e1a2816c5fc15f7c8d0340f401c7bfbea8c68b360e7ac1c138e09787643600","isrc":"GB45A2400161","name":"Ataraxia, Pt. 1 - Relax Soundscape","registered_at":"2026-06-07T08:31:12Z","spotify_id":"47WArZGAmuinASUXcItFj7","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x04e1a2816c5fc15f7c8d0340f401c7bfbea8c68b360e7ac1c138e09787643600. 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/47WArZGAmuinASUXcItFj7.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/47WArZGAmuinASUXcItFj7.
{"copyright_id":"0x14de54278e261f813df3f2933a48ec74bcf1e54f76d7ee2ce70d0480041e1db8","isrc":"GB45A2400162","name":"Ataraxia, Pt. 2 - Relax Soundscape","registered_at":"2026-06-08T04:46:46Z","spotify_id":"0wLEe6czPJzxsHwz9PwcJQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x14de54278e261f813df3f2933a48ec74bcf1e54f76d7ee2ce70d0480041e1db8. 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/0wLEe6czPJzxsHwz9PwcJQ.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/0wLEe6czPJzxsHwz9PwcJQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x89ab8e7592f568860e419f0c2c4e86d950488243af601f140bf341f81f2624b7. 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/6kB2pMSZiQsi1OiNWYWSzZ.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/6kB2pMSZiQsi1OiNWYWSzZ.
{"copyright_id":"0xad177aae931024d32e11ce2b2bb3fb542a937c370c4476238cbc25a7dfe6ee6b","isrc":"GB45A2400164","name":"Ataraxia, Pt. 4 - Relax Soundscape","registered_at":"2026-06-07T21:14:20Z","spotify_id":"7BjalDcb3oZaEgVDmBpjfh","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad177aae931024d32e11ce2b2bb3fb542a937c370c4476238cbc25a7dfe6ee6b. 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/7BjalDcb3oZaEgVDmBpjfh.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/7BjalDcb3oZaEgVDmBpjfh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8e15e7ee1ff58f3aecf79645fe814a05ab5ed879440a34523bcee33abba57f3b. 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/5XJ5ikcpoRBTisgdtOmnhU.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/5XJ5ikcpoRBTisgdtOmnhU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8e15e7ee1ff58f3aecf79645fe814a05ab5ed879440a34523bcee33abba57f3b. 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/17U419gIQ6wNVaMIogj2QI.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/17U419gIQ6wNVaMIogj2QI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x73464d5ec671c70de9531532b1390043608f6c0ccd1b6f161da5407815ab14d8. 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/4TLKFI7wAOV0yNBotGymZ4.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/4TLKFI7wAOV0yNBotGymZ4.