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 0x6fca7d9f8a5a210ac9783fdde5c039feb882989281d7d8b5336aeeeace5c54f5. 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/9f9fb176-27c6-43b3-9a10-1bbe834225bd.json and https://artists.proofprofile.net/proofs/artist/9f9fb176-27c6-43b3-9a10-1bbe834225bd.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Concrete And Clay - Album Version (Edited)
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 0x153e51d782a70092390f4e8a207ee9bf372d8dfcbaccd2a508aa4641779eb6b2. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/57F9ZlzjZqu9f0iWg3nmiI.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/57F9ZlzjZqu9f0iWg3nmiI.
If You Only Knew - Album Version (Edited)
A Day At The Races - Album Version (Edited)
Remember His Name - Album Version (Edited)
After School Special - Album Version (Edited)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x153e51d782a70092390f4e8a207ee9bf372d8dfcbaccd2a508aa4641779eb6b2. 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/0XtcvtK0d2dbBZSBQIP7XU.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/0XtcvtK0d2dbBZSBQIP7XU.
Brown Girl (Suga Plum) - Album Version (Edited)
Gotta Understand - Album Version (Edited)
Get It Together - Album Version (Edited)
End Up Like This - Album Version (Edited)
Concrete Schoolyard - Live at Brixton Academy
A Day At The Races - Live at Brixton Academy
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x62839173e3b85b0e30e6f7ff7fb048d4608924d9569cc14e9bea93d0e0bc58f6. 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/3nEITQayYrmns6xTfl05hR.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/3nEITQayYrmns6xTfl05hR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3fc0f626f6d82b3851ae9b929d7bbb1de332c590f5da9f6675c438029f9053cb. 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/7uyKUBluZJq5ZjuPkbozK7.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/7uyKUBluZJq5ZjuPkbozK7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf9a12a249a9a87bdee0ee338f0f81e6e7f6fefd9b676f9ff9ebe229b8d54db1. 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/53WkUGOHLIGsCluxNASJrc.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/53WkUGOHLIGsCluxNASJrc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe04983542388337ca518ea06a33553362f52cd8221ef0438a3d88c882627ab1f. 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/7G0cv2OCcqyLxdTwJiWsi1.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/7G0cv2OCcqyLxdTwJiWsi1.
{"copyright_id":"0x5084994fcbd9f64d55df7f6d621f3f2de6dab0cacf032add306c0f3d53ed45a1","isrc":"US2Q80800072","name":"Power 106 Promo","registered_at":"2026-06-28T21:13:09Z","spotify_id":"0eCzP1SvXtlfcBssk3eJE6","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5084994fcbd9f64d55df7f6d621f3f2de6dab0cacf032add306c0f3d53ed45a1. 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/0eCzP1SvXtlfcBssk3eJE6.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/0eCzP1SvXtlfcBssk3eJE6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9658952dc6a63d79c8a8a56023abac25e536f264fda8280267002230bb3d259d. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4oJQc77JeeoxgfZROpBUn7.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/4oJQc77JeeoxgfZROpBUn7.
Lifestyle2 - Soul Grooves Vol 1 (Budget Version)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x419e195f7042c3c715973e170854be242ab79de8d20f6e129dc83fe406412b30. 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/2PpO5VVdX4bPbCeBee9adU.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/2PpO5VVdX4bPbCeBee9adU.
Piekielne Wersy feat. Mr.Complex, Jurassic 5 & Grand Agent
{"copyright_id":"0xc2fb00ec4149d4675bb86151cd033291896af0db925c19e58fb45f55377fe9a9","isrc":"USIR10211379","name":"If You Only Knew","registered_at":"2026-06-05T12:24:08Z","spotify_id":"0xwkyhdYcYaDnxrwZditrc","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc2fb00ec4149d4675bb86151cd033291896af0db925c19e58fb45f55377fe9a9. 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/0xwkyhdYcYaDnxrwZditrc.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/0xwkyhdYcYaDnxrwZditrc.