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 0x2f167a9d6976d3e455a7f55d3b4e0c38e2a1e04c2f136b1fb441ef4a410ccda5. 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/0d1f6650-aec5-40e0-bd15-3d0088188a19.json and https://artists.proofprofile.net/proofs/artist/0d1f6650-aec5-40e0-bd15-3d0088188a19.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 0xcf39966ccb72acc7e9e19dd613101e8a1764fb1d484ca00f5e29bf3d27f240b7. 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/6sCtddSFg3foJn4K2pIhfQ.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/6sCtddSFg3foJn4K2pIhfQ.
The Don Killuminati - The 3 Day Theory (Unreleased 7)
Black Jesuz (Unreleased) (Feat. Hussein Fatal)
Letter 2 the President (Unreleased Version)
Still Ballin (Unreleased) (Feat. Kurupt)
Street Life (Unreleased) (Feat. Snoop Dogg)
Tear Drops and Closed Caskets (Unreleased)
Everybody Killers (feat. Illogic, PeteSpace, Loco Ricc, Vamp Loc 1, Southeast, Baby, B-ZO, Tallcann G & Loki)
{"copyright_id":"0xec2d9c919a29548482ca06bb406a00c94232c113aa4cfcff8dacc35d403180d2","isrc":"QZFYZ2151879","name":"Everybody Killers (feat. Illogic, PeteSpace, Loco Ricc, Vamp Loc 1, Southeast, Baby, B-ZO, Tallcann G & Loki)","registered_at":"2026-06-18T15:53:35Z","spotify_id":"3Ccc77toX4k3hLQ3EE0GJt","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec2d9c919a29548482ca06bb406a00c94232c113aa4cfcff8dacc35d403180d2. 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/3Ccc77toX4k3hLQ3EE0GJt.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/3Ccc77toX4k3hLQ3EE0GJt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5287cabe6e8412dce95ac00c5a35d7bf9224fbb70ede898b7adc0071ca03a71f. 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/1PDSG6GzMZt6mgxpXACXT0.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/1PDSG6GzMZt6mgxpXACXT0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b9cc7846baca48b5b2668707cc26e94ba5d1bd60e703c6f96bbfa34be84d18f. 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/4UB2nDE2biXFGVIo4Tcud1.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/4UB2nDE2biXFGVIo4Tcud1.