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 0x1e939f70d51817f7c2744e1863c7d7d323ce52451ede09fbd988370dcdde6d28. 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/6c53963f-1fbf-48de-a268-d72f5a160868.json and https://artists.proofprofile.net/proofs/artist/6c53963f-1fbf-48de-a268-d72f5a160868.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0xdc96b421e7b305818c8e2d073c84a2329366f9b3e463561e8b06feda06eaec28","isrc":"GBEPM2101584","name":"Soundscape - Continuous Mix","registered_at":"2026-06-26T16:08:09Z","spotify_id":"7wK7krZvbhVkFrKE8ml1xY","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 0xdc96b421e7b305818c8e2d073c84a2329366f9b3e463561e8b06feda06eaec28. 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/7wK7krZvbhVkFrKE8ml1xY.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/7wK7krZvbhVkFrKE8ml1xY.
My Golden Cage - Kasper Koman 6AM Reprise
Fly With Me - T_Mo & Luke Brancaccio Downtempo Remix
{"copyright_id":"0x1e3ea1449f92c5f3afe926badd2f20361632e25bcd31be3ad56a49a62ed60123","isrc":"GBEPM2101608","name":"Tracer - Ian O'Donovan Dawn Mix","registered_at":"2026-06-20T02:57:47Z","spotify_id":"1N9FA2PZQTt9DrSdeNV74Y","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1e3ea1449f92c5f3afe926badd2f20361632e25bcd31be3ad56a49a62ed60123. 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/1N9FA2PZQTt9DrSdeNV74Y.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/1N9FA2PZQTt9DrSdeNV74Y.
Fly With Me - Luke Brancaccio & Nolan Remix
{"copyright_id":"0x3e136b9683fdca3a1918e7d579f267e0c3ab6fa891083f94fd915d3933398e95","isrc":"GBEPM2101622","name":"Fly With Me - Luke Brancaccio & Nolan Remix","registered_at":"2026-06-24T22:27:09Z","spotify_id":"4EXCG3m72OqpJo9CDo5s8p","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e136b9683fdca3a1918e7d579f267e0c3ab6fa891083f94fd915d3933398e95. 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/4EXCG3m72OqpJo9CDo5s8p.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/4EXCG3m72OqpJo9CDo5s8p.
{"copyright_id":"0x5439141bddf7309f877505a77acf99adc54ef247a7adc038c13f70185eec6fb9","isrc":"AUXN22347776","name":"Saturn Rings","registered_at":"2026-06-25T23:26:08Z","spotify_id":"1imR9PhQyzcQnV8gWNGfHG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5439141bddf7309f877505a77acf99adc54ef247a7adc038c13f70185eec6fb9. 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/1imR9PhQyzcQnV8gWNGfHG.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/1imR9PhQyzcQnV8gWNGfHG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a4eef1bc2767a6e880c63bc1117e93aa62493b276ea16f749669bd04ac794b9. 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/1DOT96qs9fCpy0Mt2aotxJ.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/1DOT96qs9fCpy0Mt2aotxJ.
{"copyright_id":"0x996fdcda277d2bb61462f1c9c510135a2dbfe9dcdc72dbcbb87ec32a46edca0e","isrc":"DETD92200007","name":"Dubtek, Pt. 3","registered_at":"2026-06-27T09:10:26Z","spotify_id":"4yrnwynrykCFY2aTLW7K7o","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x996fdcda277d2bb61462f1c9c510135a2dbfe9dcdc72dbcbb87ec32a46edca0e. 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/4yrnwynrykCFY2aTLW7K7o.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/4yrnwynrykCFY2aTLW7K7o.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf920f8c10c40d864e3862fd8ca2030b782aa9781f267d454eefc14a61b78e246. 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/1aknF6madhIhF6AP8eh3SD.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/1aknF6madhIhF6AP8eh3SD.
Why We Fly to the End of the World - Van Bonn's "Valhalla" Remix
{"copyright_id":"0x560ffdbf0d8fdf2279103e6df58fa5ad76e4cc5b163f7af9dbea829bb5f98d74","isrc":"DEBW21600214","name":"Where Are You? - Aparde Remix","registered_at":"2026-06-23T04:26:44Z","spotify_id":"0nGTLVVAqq12WXHJeXe84v","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x560ffdbf0d8fdf2279103e6df58fa5ad76e4cc5b163f7af9dbea829bb5f98d74. 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/0nGTLVVAqq12WXHJeXe84v.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/0nGTLVVAqq12WXHJeXe84v.
Lonely Prophet - Mario Hammer and the Lonely Robot Remix
{"copyright_id":"0xdb4fedf6dd46f772370387ffeddc63e9127efa764d1cece83fec72fc9a22d108","isrc":"DEDL81300397","name":"A Girl from Jupiter","registered_at":"2026-06-27T06:19:23Z","spotify_id":"2DuZ9A2Aydn9Bvi8P6BcuZ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb4fedf6dd46f772370387ffeddc63e9127efa764d1cece83fec72fc9a22d108. 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/2DuZ9A2Aydn9Bvi8P6BcuZ.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/2DuZ9A2Aydn9Bvi8P6BcuZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3b10317e66a4d4327be7655b359ec9ac1325e01b0c34de9ecbd2e89836e7a67f. 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/00JWU36xiOCGrKloT3YLBw.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/00JWU36xiOCGrKloT3YLBw.
Beautiful - Anton Tumas And Explosive Bolts Remix
Beautiful - Tom Middleton Liquatech Remodel
{"copyright_id":"0x0c7ff03ab7cc1e8467a2b81ec75435bd9ba2fd95d2a55ad6aee17d5508def0db","isrc":"US83Z1107906","name":"Beautiful - Ricky Ryan And Vipul Remix","registered_at":"2026-06-23T02:45:02Z","spotify_id":"43a7OTK4woRvfm0cckqEpJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0c7ff03ab7cc1e8467a2b81ec75435bd9ba2fd95d2a55ad6aee17d5508def0db. 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/43a7OTK4woRvfm0cckqEpJ.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/43a7OTK4woRvfm0cckqEpJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83010d2f86d9a91ea49447e232d525f70e5cb3d991865e3c02747c955ca0fd87. 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/1Pk9rv2x51EJUUf7lYqOb3.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/1Pk9rv2x51EJUUf7lYqOb3.
This Is Not a Sync Track! (20 Years Systematic)
Deep Forest Allison (Robert Babicz Remix)
Deep Forest Allison - Robert Babicz Remix
The Selador Showcase - The Seventeenth Instalment
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x03696827dde37e2c063ac73e0eeaae365386c752412f757851d8c3a76daa97a4. 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/4BpI7T85Zehu5cyG0pz1YP.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/4BpI7T85Zehu5cyG0pz1YP.
Bedrock XX (Mixed & Compiled by John Digweed)
Cave Canem - Robert Babicz aka Rob Acid Short Remix
Bedtime Story - Robert Babicz Remix - Mixed
More Than This / Closer - Robert Babicz Remix
The Electronic Taste of Autumn - Tasty Slices of Electro-Tech-House & Progressive
Come Closer - Kollektiv Turmstrasse Remix
My Love Is Systematic, Vol. 8 (Compiled and Mixed by Guy Mantzur)