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 0x1f6bc2faf749d718166a87474cfc36775585ad39703e0fef94b0462102f13e98. 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/1a2b0670-60b8-4251-b84a-67c2929d983c.json and https://artists.proofprofile.net/proofs/artist/1a2b0670-60b8-4251-b84a-67c2929d983c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Satisfaktion - Yoji Biomehanika & Romeo Toscani Remix
Satisfaktion - DJ Bone Crusher Joins Gary D Remix
derb - Jacob van Hage Instrumental Remix
{"copyright_id":"0xdf449ea52fd3cef73f15ccaf5a6cb1fe4fef7daa39ddf13cf83acfb3d5c9c2cf","isrc":"DEN061401095","name":"derb - Original Mix","registered_at":"2026-06-07T10:12:31Z","spotify_id":"38qvgQXYHatAXkXqhltrbN","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 0xdf449ea52fd3cef73f15ccaf5a6cb1fe4fef7daa39ddf13cf83acfb3d5c9c2cf. 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/38qvgQXYHatAXkXqhltrbN.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/38qvgQXYHatAXkXqhltrbN.
Derb - Jacob van Hage Instrumental Radio Edit
Derb - Jacob van Hage Instrumental Remix
derb (Jacob van Hage Instrumental Remix)
In Africa 2021 - Giuseppe Castanis Sunday on Acid Mix
Follow Me - D.A.V.E. the Drummer Extended Remix
{"copyright_id":"0x48a8c1afe63ecceb5ca5d4e3e5a476e50fde6ea43b1f58572faedf4b2c8ec7ea","isrc":"NLD682301289","name":"Derbus - David Forbes Remix","registered_at":"2026-06-21T01:19:47Z","spotify_id":"6NLnzqda9zoZ6vveISrSfX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48a8c1afe63ecceb5ca5d4e3e5a476e50fde6ea43b1f58572faedf4b2c8ec7ea. 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/6NLnzqda9zoZ6vveISrSfX.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/6NLnzqda9zoZ6vveISrSfX.
The Best Of Armin Only (Live from the Johan Cruijff ArenA - Amsterdam, The Netherlands) [Highlights]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae8763a362acf032c23be36f1f16c215708a1aa164e89bef4f304b5e9527533c. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3luingvDVWUrEzxK1AEN5p.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/3luingvDVWUrEzxK1AEN5p.
FSOE 876 - Future Sound Of Egypt Episode 876
ASOT 1195 - A State of Trance Episode 1195 (ADE Special) [Including Live at EDC Las Vegas 2023 (Highlights)]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4b7aac610223c63b33b16861bfcef89a7392e737179f08fb0c9461af4d551458. 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/2pbRvrGpQJ09ZyHLfi38vH.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/2pbRvrGpQJ09ZyHLfi38vH.