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 0x3af223d9a56dc6c35f5013ac8e829748cdf77c49f41697bcb8ede8a3caa3b246. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/b22419e2-1cfa-4a8f-8b25-eb146003224c.json and https://artists.proofprofile.net/proofs/artist/b22419e2-1cfa-4a8f-8b25-eb146003224c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Love Tonight (Oliver Huntemann Remix Edit)
{"copyright_id":"0xbcb6591af4fae7f0349734157a94a6c6607da7a36f5fbad36be6c41649fc7d0c","isrc":"USA2P2105571","name":"Love Tonight (Oliver Huntemann Remix Edit)","registered_at":"2026-06-08T21:01:41Z","spotify_id":"2erIidBWSIp491u4RjXRQe","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 0xbcb6591af4fae7f0349734157a94a6c6607da7a36f5fbad36be6c41649fc7d0c. 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/2erIidBWSIp491u4RjXRQe.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/2erIidBWSIp491u4RjXRQe.
{"copyright_id":"0xf779f4f3bf7867a37c88304fe44becad4b589a2ab23eb129e7f5525baa6ff1f6","isrc":"USA2P2312321","name":"(still) WON'T4GETU","registered_at":"2026-06-04T14:38:32Z","spotify_id":"0XIBrC5NWpiOleeVQuxiIo","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf779f4f3bf7867a37c88304fe44becad4b589a2ab23eb129e7f5525baa6ff1f6. 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/0XIBrC5NWpiOleeVQuxiIo.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/0XIBrC5NWpiOleeVQuxiIo.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x36604ce761fb51e3a5d2a99da14e6678685e732da356825d117573057be4d852. 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/3YJ2CfzRQPommGIcjhbJV5.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/3YJ2CfzRQPommGIcjhbJV5.
{"copyright_id":"0xde3f1fb2fa0796f03262addb3a43f4a85dd1d36a322e8523636e5c88ba785fcb","isrc":"AUDJ01801733","name":"The Bravest Begginings - Shouse Remix","registered_at":"2026-06-23T03:19:14Z","spotify_id":"0TZzPdcrLMJZVerUctGYwH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde3f1fb2fa0796f03262addb3a43f4a85dd1d36a322e8523636e5c88ba785fcb. 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/0TZzPdcrLMJZVerUctGYwH.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/0TZzPdcrLMJZVerUctGYwH.
{"copyright_id":"0x4a9e7088f617d4520639fdb2d0fb956416d3d3840cdad30edecc63af2f465d7d","isrc":"USA2P2246939","name":"Never Let You Go","registered_at":"2026-06-04T08:09:20Z","spotify_id":"5IHwWQBEh7Skxo1hfCUP1O","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4a9e7088f617d4520639fdb2d0fb956416d3d3840cdad30edecc63af2f465d7d. 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/5IHwWQBEh7Skxo1hfCUP1O.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/5IHwWQBEh7Skxo1hfCUP1O.
Your Love (feat. House Gospel Choir) (Helsloot Remix)
{"copyright_id":"0xe8cc88319e138f6d8241568ecb52801c8b36d35564eea75291116d68956730ae","isrc":"USA2P2342440","name":"Your Love (feat. House Gospel Choir) (Helsloot Remix)","registered_at":"2026-06-19T21:51:57Z","spotify_id":"2NHygo6Jm4sUgKw76WvaJp","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe8cc88319e138f6d8241568ecb52801c8b36d35564eea75291116d68956730ae. 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/2NHygo6Jm4sUgKw76WvaJp.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/2NHygo6Jm4sUgKw76WvaJp.
Your Love (feat. House Gospel Choir) (Edit)
{"copyright_id":"0x8c8d1c5565cc807f3570b43f01ffe7ec309e6d36d99ac19a62e257009b9899eb","isrc":"GBUM72305816","name":"Side Effects - Shouse Remix","registered_at":"2026-06-09T23:52:44Z","spotify_id":"1FGaahjSXyb0cwzUMd8TIp","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c8d1c5565cc807f3570b43f01ffe7ec309e6d36d99ac19a62e257009b9899eb. 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/1FGaahjSXyb0cwzUMd8TIp.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/1FGaahjSXyb0cwzUMd8TIp.
{"copyright_id":"0x8e6f11dce5a3309df376419fa0c9ede5a6690a6158cfc8ab57fb97de008b1f9c","isrc":"USA2P2222868","name":"Won't Forget You (Kungs Remix Edit)","registered_at":"2026-06-05T15:00:04Z","spotify_id":"5M0D3yKn4J7GCQ02Yv67wL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8e6f11dce5a3309df376419fa0c9ede5a6690a6158cfc8ab57fb97de008b1f9c. 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/5M0D3yKn4J7GCQ02Yv67wL.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/5M0D3yKn4J7GCQ02Yv67wL.
{"copyright_id":"0xd8a70300978dfaa923511212c3bcde66f1ece0da573754a57ceb31cd0adeb84f","isrc":"USA2P2201279","name":"Won't Forget You (Edit)","registered_at":"2026-06-19T02:01:24Z","spotify_id":"6oknJuFDGGBuOazRg4gcY8","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd8a70300978dfaa923511212c3bcde66f1ece0da573754a57ceb31cd0adeb84f. 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/6oknJuFDGGBuOazRg4gcY8.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/6oknJuFDGGBuOazRg4gcY8.
Your Love (feat. House Gospel Choir) (Coco & Breezy Remix)
{"copyright_id":"0x158a9159c1a9f223ce808f1654b1554a9f819a3ab3792a3c7cede02496c07054","isrc":"USA2P2357964","name":"Your Love (feat. House Gospel Choir) (Coco & Breezy Remix)","registered_at":"2026-06-09T03:21:16Z","spotify_id":"22NJL6tmHY3doX9E6sZqQi","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x158a9159c1a9f223ce808f1654b1554a9f819a3ab3792a3c7cede02496c07054. 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/22NJL6tmHY3doX9E6sZqQi.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/22NJL6tmHY3doX9E6sZqQi.
Live Without Love (Klingande Remix Edit)
{"copyright_id":"0x535ffe9f1bc586c7efe07343ff077ba28abf3a466c7a3f24c853ba54c9db3b73","isrc":"USA2P2328160","name":"Live Without Love (Klingande Remix Edit)","registered_at":"2026-06-08T20:14:09Z","spotify_id":"5kMjeYbAfMSDQxsX138bu6","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x535ffe9f1bc586c7efe07343ff077ba28abf3a466c7a3f24c853ba54c9db3b73. 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/5kMjeYbAfMSDQxsX138bu6.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/5kMjeYbAfMSDQxsX138bu6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x36604ce761fb51e3a5d2a99da14e6678685e732da356825d117573057be4d852. 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/4NUNTALAORrWpIHDUIdiLE.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/4NUNTALAORrWpIHDUIdiLE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x36604ce761fb51e3a5d2a99da14e6678685e732da356825d117573057be4d852. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6Mrbn5W1JyaQF8LB11X0HD.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/6Mrbn5W1JyaQF8LB11X0HD.