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 0xa285036742f1a49cccc90aa31050426059b69521daee6e829531d1a5105bddf1. 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/994544b8-68ec-4be9-86ea-072b9bfb5e12.json and https://artists.proofprofile.net/proofs/artist/994544b8-68ec-4be9-86ea-072b9bfb5e12.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Pro Nails (feat. Kanye West) - Radio Edit
Pro Nails (feat. Kanye West) - SMD Remix
Pro Nails (feat. Kanye West) - Rusko Remix
Pro Nails (feat. Kanye West) - Gant Man's Jackin Remix
Pro Nails (feat. Kanye West) - Bag Raiders Remix
Family Reunion feat. David Banner (Radio Edit)
Family Reunion feat. David Banner - Radio Edit
The Darkest Part (feat. Raekwon and Kid Sister)
{"copyright_id":"0x23f4f2b89097f4c4953e29ade6ce915f565a617f5825654d69e273b7e4001333","isrc":"GB5KW2200500","name":"The Darkest Part (feat. Raekwon and Kid Sister)","registered_at":"2026-06-04T11:29:19Z","spotify_id":"5sb40Fb2TgFO1xxuHPhsDj","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 0x23f4f2b89097f4c4953e29ade6ce915f565a617f5825654d69e273b7e4001333. 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/5sb40Fb2TgFO1xxuHPhsDj.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/5sb40Fb2TgFO1xxuHPhsDj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f9c1729728938067776a78e841dbdea5b498334c9b93a782dc748056b2de625. 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/0Nt6EJempgH9aR85i1OpoA.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/0Nt6EJempgH9aR85i1OpoA.
Get Naked (Fatboy Slim vs Futuristic Polar Bears Naked Circus Remix) / Score / WTF (feat. Beardyman, Kid Sister & Pase Rock) (Mixed)
{"copyright_id":"0xdab9e5e7592fa700d9362d607121bd67f5ad30c1a378c8a31ff9bd4df46fd89b","isrc":"UK8242200373","name":"Get Naked (Fatboy Slim vs Futuristic Polar Bears Naked Circus Remix) / Score / WTF (feat. Beardyman, Kid Sister & Pase Rock) (Mixed)","registered_at":"2026-06-20T03:06:40Z","spotify_id":"6S8Czkqov06xVEDX58UKyz","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdab9e5e7592fa700d9362d607121bd67f5ad30c1a378c8a31ff9bd4df46fd89b. 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/6S8Czkqov06xVEDX58UKyz.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/6S8Czkqov06xVEDX58UKyz.
WTF - Deekline & Tim Healey VIP House Remix
{"copyright_id":"0xb65043c6e24cd7689d2b895b4ccbf7cabc3f06c20a0e5963c4601e7e2f4aea93","isrc":"USCEI1207313","name":"Everybody Wants - Original Mix","registered_at":"2026-06-20T22:43:37Z","spotify_id":"7Aq8RrfXz1dCmJEtpf6I3K","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb65043c6e24cd7689d2b895b4ccbf7cabc3f06c20a0e5963c4601e7e2f4aea93. 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/7Aq8RrfXz1dCmJEtpf6I3K.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/7Aq8RrfXz1dCmJEtpf6I3K.