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 0xa7176c37fda567fb4d586537d591ae916b19d7ee2080bc53ea8485e4a3a31db8. 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/3560df3a-6ce8-4aae-b449-bdae868eb67d.json and https://artists.proofprofile.net/proofs/artist/3560df3a-6ce8-4aae-b449-bdae868eb67d.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 0x8b5b6e686a58de3821f5d3ccbbada7d62824046644c6d949a985585dae6d9322. 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/2pvHRpejef8BYj1eOfTRwK.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/2pvHRpejef8BYj1eOfTRwK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x259289254c5873d0e3e0ef923a7af41094e26653cdd58fcad068da910f3836ae. 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/4y7ZjdKmHUBhuguhIuw5fy.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/4y7ZjdKmHUBhuguhIuw5fy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6d7592abbeae5310c9b57077f5fb640808f5e5d393924772abf89070ce2f6474. 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/7b4w29BiLmnyF42xOzYqHZ.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/7b4w29BiLmnyF42xOzYqHZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xedf7963932bf64411cf7f716e10380b61a3144af5c2e6490c211751a87288a52. 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/6gyb5nwnAiNUMpDKfBpKoW.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/6gyb5nwnAiNUMpDKfBpKoW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf400f909a2a6cb0a4627db66fbb2ad966561a23b17226010ee323abdc88d4315. 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/4x2XxnNwj1OcC9ZUgi8k9O.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/4x2XxnNwj1OcC9ZUgi8k9O.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x352cecf58635817c70f30e613c29cf35fc0adcb97c3af53a3de16a2dac663bf7. 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/3nXOr4yKNupaAOO1PIVcDm.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/3nXOr4yKNupaAOO1PIVcDm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf684b1a68d0bb3d8d575abf05a46675e9f655a974cc015d978c4cf85dc3d472e. 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/1naty2glEbU3jjS0XoJHLX.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/1naty2glEbU3jjS0XoJHLX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb4530429c73775d10b4e5d3c43b119e1eb8707e85091ead7252040fa05c6af0. 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/5rxbfphNAo8QHFIKye7dJ3.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/5rxbfphNAo8QHFIKye7dJ3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x64df1d15338114c60572000724df6a3e8a688b5ffdc5a00b2d054fd8016a4386. 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/3WrOzny7tVyqodL3svXYj6.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/3WrOzny7tVyqodL3svXYj6.
{"copyright_id":"0xdea5fd2dd66a8b7db1ee7633071f96573e0ebf48a070baf5cea91af07c6fa908","isrc":"CH6542343800","name":"Olé - Flamenco Dub Mix","registered_at":"2026-06-11T19:13:10Z","spotify_id":"4XTg4CcAZ6tIOB3RoWpk3i","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdea5fd2dd66a8b7db1ee7633071f96573e0ebf48a070baf5cea91af07c6fa908. 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/4XTg4CcAZ6tIOB3RoWpk3i.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/4XTg4CcAZ6tIOB3RoWpk3i.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe7d5f162ee0b45b7529941362776f0138822248b448a29241ab3100ca01b2279. 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/5ANHhP9wDNBVClLCEjxiRe.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/5ANHhP9wDNBVClLCEjxiRe.
{"copyright_id":"0xd4e60ca989e9c15f0565d9e1aedbc68782ff12ba309ffc4bda1f0387248e5fa8","isrc":"GBKQU2223088","name":"Ene Nyame","registered_at":"2026-06-10T22:38:26Z","spotify_id":"3zKyS1rZ4eLCGBvZ4vj1b5","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd4e60ca989e9c15f0565d9e1aedbc68782ff12ba309ffc4bda1f0387248e5fa8. 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/3zKyS1rZ4eLCGBvZ4vj1b5.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/3zKyS1rZ4eLCGBvZ4vj1b5.
Nothing But... Funky House Grooves, Vol. 20
Almost Felt Like Love - House Anatomy Remix
{"copyright_id":"0xaca594941b1552174ca4d524dbe25c0c25be6dfc50c809f2ff3f55c9f4d30a7e","isrc":"GBJTR1800069","name":"Wanna Come Back","registered_at":"2026-06-24T13:05:25Z","spotify_id":"0hd3VTFGoQYecyc6ELTSdo","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaca594941b1552174ca4d524dbe25c0c25be6dfc50c809f2ff3f55c9f4d30a7e. 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/0hd3VTFGoQYecyc6ELTSdo.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/0hd3VTFGoQYecyc6ELTSdo.
Lady Latin (Shake Your) - Callum Knight Remix
Toolroom Radio EP711 - Presented by Mark Knight
Toolroom Radio EP711 - Coming Up - TR711
Toolroom Radio EP711 - Hot Right Now - TR711
Toolroom Radio EP711 - Killer Cut - TR711
Toolroom Radio EP711 - In The Mix with Tom Enzy - TR711
Toolroom Radio EP711 - Toolroom Academy - TR711
Toolroom Radio EP711 - The Shakedown - TR711
Lost On You - Country Club Martini Crew Instrumental Remix
Nothing But... Afro House Selections, Vol. 16
Nothing But... Afro House Selections, Vol. 06
Love Me Better - Sonick S Afrika House Mix
All the Fella's in the House - Original Mix
Shined on Me - Jeremy Bass & Rio Dela Duna Remix
Need You - DJ Kone & Marc Palacios Extended Remix
Around the World - Milk Bar Extended Remix
Map of Stars - Point85 & Maex Extended Remix
Bring People Together - Leandro Di in da House Remix
Zurna - The Doberman Club Extended Remix
Latino Club Workout 2023 - Aerobic, Fitness & Fun
I Need It - DJ Izee, Ricky Montana vs. Terri B! Bumpin' Basement Remix
I Surrender - Robbie Rivera & Discoplex Remix
Live 4 2 Day - Joy Marquez & Zeuqram Extended Remix
House Boutique, Vol. 28: Funky & Uplifting House Tunes
I Need It - DJ Izee, Ricky Montana vs. Terri B! Bumpin' Basement Extended Remix
I Got the Music - Hrag Beko Extended Rework
Don't Be Afraid Take the Dive - Original Mix
Lloro - Joy Marquez & Zeuqram Extended Remix
Little Candy - Luca Vanelli Extended Remix
All I Ever Wanted - Dan:Ros Extended Remix
Shake Down - Mike Ivy & Lenny M Extended Remix
Old's Cool - Kuestenklatsch Still Oldschool Extended Remix
Aguilas del Monte - Sllash & Doppe Remix
Thinking About You - Lucky Vegas & Marco Angeli Extended Remix
Say House - Scruby & Aron Chiarella Extended Remix
I Surrender - Robbie Rivera & Discoplex Extended Dub Mix
Wastin Time - Kid Massive Re Edit Extended Mix
Something Special - The Teachers Extended Remix