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 0x52066d258afc0c56542134509056ce458b6999f04db4518fe3da202106bd1e59. Chain 2 (Bitcoin): anchored in block 953778 (2026-06-15T11:57:35Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/c707a798-388d-4f7e-a6bb-1488fc2a1872.json and https://artists.proofprofile.net/proofs/artist/c707a798-388d-4f7e-a6bb-1488fc2a1872.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Go Tell It on the Mountain/Jesus What a Wonderful Child
Barnens julfavoriter: Jag såg mamma kyssa tomten/ Bjällerklang/ Mössens julafton/ Tomtarnas julnatt
Go Tell It On The Mountain/ Jesus What A Wonderful Child
Barnens sagomedley: Hujedamej sånt barn han var/ Världens bästa Karlsson/ Sommarsången/ Pilutta-visan/ Här kommer Pippi Långstrump