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 artist was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc94df33e6a9eec41902ce007060103a809deef976110a55dcc60065bc6952237. 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/bada0501-3e62-4527-ae32-b9e46522eee7.json and https://artists.proofprofile.net/proofs/artist/bada0501-3e62-4527-ae32-b9e46522eee7.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Solsken över Ångermanälven - Remastered 2015
I Love Being Here With You (Arr. B. Alke)
Royal Stockholm Philharmonic Orchestra Strings
Now please don't you cry beautiful Edith
I never thought That you could be left in my chest
Now Please Don´t You Cry Beautiful Edith