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 0xd590504d2c23690ba5652e6d1698910089fcb6e95595d5991341cbbf469dc9a2. 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/316b18bc-1b26-4def-9382-bb0e7c7ca9d3.json and https://artists.proofprofile.net/proofs/artist/316b18bc-1b26-4def-9382-bb0e7c7ca9d3.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 0xa074883fda4ab05b450015bde7cb91bf1ec4448fb60d082f2c692d638d310e4c. 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/5247rNiMUVGp8mS7lKcF89.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/5247rNiMUVGp8mS7lKcF89.
{"copyright_id":"0x0fd357998911f01f8fad483218803ab0c20a4c0e1d0e6d94f866bcfdfc02c8d9","isrc":"USAT21906619","name":"Psycho (Remix) [feat. Rico Nasty]","registered_at":"2026-06-09T09:38:26Z","spotify_id":"5WnKYVEHSCJZj7LMaTT7eK","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0fd357998911f01f8fad483218803ab0c20a4c0e1d0e6d94f866bcfdfc02c8d9. 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/5WnKYVEHSCJZj7LMaTT7eK.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/5WnKYVEHSCJZj7LMaTT7eK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xddde6940e2348755df73bc3bb5d59cdd1a63c220ecb14072509f5d8af02a1c6d. 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/4DybX9mYVZdDXE5RTSCd5w.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/4DybX9mYVZdDXE5RTSCd5w.
{"copyright_id":"0xeee7b18e2a16598c07293de566506897e58eb6243a401b0787ff0f1a0f31d30d","isrc":"USAT22000882","name":"Distance (feat. A Boogie Wit da Hoodie)","registered_at":"2026-06-10T19:54:44Z","spotify_id":"1bC5TjLU93joD2sM3wYqdZ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeee7b18e2a16598c07293de566506897e58eb6243a401b0787ff0f1a0f31d30d. 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/1bC5TjLU93joD2sM3wYqdZ.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/1bC5TjLU93joD2sM3wYqdZ.
{"copyright_id":"0x0ee887dfaf54075a04ef2f6ec507a241a09356d16fa45d8e9f0bb75783754e18","isrc":"USAT22000883","name":"Girls Kissing Girls (feat. Juicy J)","registered_at":"2026-06-19T15:13:47Z","spotify_id":"2SJh5s61IVZjoNsrC1Bac9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ee887dfaf54075a04ef2f6ec507a241a09356d16fa45d8e9f0bb75783754e18. 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/2SJh5s61IVZjoNsrC1Bac9.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/2SJh5s61IVZjoNsrC1Bac9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa5f368243dad0bd5604eca8ad1f11e00caffdbd129762578c43ed15f1c669421. 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/5J8TKPRcW8r8LBI3SqfDSs.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/5J8TKPRcW8r8LBI3SqfDSs.
Jackin for Beats (Hosted By DJ Stop N Go)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd52c38dafa41cf508bff99c747476757b9f0a2744d49a432d6a5528be295213c. 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/55TQ3ZQJGezWlnDLf4PfjP.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/55TQ3ZQJGezWlnDLf4PfjP.