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 0x85651bb80be615d1af8bcb782b2e8ce7219f7507843a592583e61d8047a41c57. 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/b132238f-4998-40be-9266-f86b419c1479.json and https://artists.proofprofile.net/proofs/artist/b132238f-4998-40be-9266-f86b419c1479.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
No Return, No Escape - Mcfly (Mx) Afroterror Remix
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 0x6ae55c1e523f07354b7c9d0372fda31c57c8a67508329416042757590486a247. 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/7IfnXLbH4D12wUCiaaGnnQ.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/7IfnXLbH4D12wUCiaaGnnQ.
Past Present Future VA 001 : Presented by UNDERHER
{"copyright_id":"0xd71cf014eabb2c5354126a46715fb656ef13e539937bc346164fcb28d88c6f20","isrc":"GBRKQ2036210","name":"Slowly Drowning - Betical Remix","registered_at":"2026-06-25T17:01:08Z","spotify_id":"4x1UmURwh9U8r7DjYKhAwl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd71cf014eabb2c5354126a46715fb656ef13e539937bc346164fcb28d88c6f20. 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/4x1UmURwh9U8r7DjYKhAwl.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/4x1UmURwh9U8r7DjYKhAwl.
Return to Pain - Überhaupt & Außerdem Remix
Damaged Goods - Uone's Future Funk Remix
{"copyright_id":"0xd71cf014eabb2c5354126a46715fb656ef13e539937bc346164fcb28d88c6f20","isrc":"GBRKQ2036210","name":"Slowly Drowning - Betical Remix","registered_at":"2026-06-25T17:01:08Z","spotify_id":"0U9X8TAptUnYwBMCJU934W","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd71cf014eabb2c5354126a46715fb656ef13e539937bc346164fcb28d88c6f20. 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/0U9X8TAptUnYwBMCJU934W.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/0U9X8TAptUnYwBMCJU934W.
Intro (I'm Definitely a Lollipop, but Not the Good Girl Kind)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd094f996f51109092c9f5ef2156cd678ef6421015464c0665d1d455f181c4e36. 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/7cMYXDqH9ovg7ZINfh4elY.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/7cMYXDqH9ovg7ZINfh4elY.
Damaged Goods (Uone's Future Funk Remix)
Return to Pain (Überhaupt & Außerdem Remix)
{"copyright_id":"0x5591ed9f746eb0ea9c69425f4518d7820d732cdb35fa8f7bef5216b3df969b08","isrc":"US83Z2151533","name":"Calling - Made by Pete Remix","registered_at":"2026-06-08T13:02:45Z","spotify_id":"6oQPOcjcSLSFRi2MR9Gsaw","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5591ed9f746eb0ea9c69425f4518d7820d732cdb35fa8f7bef5216b3df969b08. 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/6oQPOcjcSLSFRi2MR9Gsaw.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/6oQPOcjcSLSFRi2MR9Gsaw.
{"copyright_id":"0x5591ed9f746eb0ea9c69425f4518d7820d732cdb35fa8f7bef5216b3df969b08","isrc":"US83Z2151533","name":"Calling - Made by Pete Remix","registered_at":"2026-06-08T13:02:45Z","spotify_id":"6LtaIU7b2Ozhja8c0hAhW9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5591ed9f746eb0ea9c69425f4518d7820d732cdb35fa8f7bef5216b3df969b08. 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/6LtaIU7b2Ozhja8c0hAhW9.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/6LtaIU7b2Ozhja8c0hAhW9.