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 0xe585d35b91dd9ef40eda07541a4e90d4892d9e1dd1d0b053eed4792e19a281f3. 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/d51c9292-6328-4552-ac8f-872cde27cd7b.json and https://artists.proofprofile.net/proofs/artist/d51c9292-6328-4552-ac8f-872cde27cd7b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Beginning Middle End (From The Netflix Film "To All The Boys: Always and Forever")
Beginning Middle End - From The Netflix Film "To All The Boys: Always and Forever"
{"copyright_id":"0x396903b416d682dc987b8507ff9d3a99e28770923da26d933ee161cc0e5ef1f5","isrc":"QMRY42101484","name":"Beginning Middle End - From The Netflix Film \"To All The Boys: Always and Forever\"","registered_at":"2026-06-04T09:58:15Z","spotify_id":"1pHO0HGYA3dpsRdxJsTXRE","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 0x396903b416d682dc987b8507ff9d3a99e28770923da26d933ee161cc0e5ef1f5. 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/1pHO0HGYA3dpsRdxJsTXRE.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/1pHO0HGYA3dpsRdxJsTXRE.
To All The Boys: Always and Forever (Music From The Netflix Film)
{"copyright_id":"0x396903b416d682dc987b8507ff9d3a99e28770923da26d933ee161cc0e5ef1f5","isrc":"QMRY42101484","name":"Beginning Middle End - From The Netflix Film \"To All The Boys: Always and Forever\"","registered_at":"2026-06-04T09:58:15Z","spotify_id":"5Dz8nrwQlPLE68WaTEIqY5","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x396903b416d682dc987b8507ff9d3a99e28770923da26d933ee161cc0e5ef1f5. 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/5Dz8nrwQlPLE68WaTEIqY5.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/5Dz8nrwQlPLE68WaTEIqY5.
Beginning Middle End - Always and Forever Mix)(From The Netflix Film "To All The Boys: Always and Forever"
{"copyright_id":"0xc98273705952f1bf8abe5291577645c6607d59ffbc8d47dd5a6758da4bdbe164","isrc":"QMRY42101485","name":"Beginning Middle End - Always and Forever Mix)(From The Netflix Film \"To All The Boys: Always and Forever\"","registered_at":"2026-06-04T09:31:32Z","spotify_id":"00EsQxsJv6vy7hEQN3jZWG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc98273705952f1bf8abe5291577645c6607d59ffbc8d47dd5a6758da4bdbe164. 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/00EsQxsJv6vy7hEQN3jZWG.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/00EsQxsJv6vy7hEQN3jZWG.