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 0xc4c5bfe3b5574ef5e95cc319946bc27fce52fff2391e1d67b569e0113c0521a8. Chain 2 (Bitcoin): anchored in block 953782 (2026-06-15T12:13:59Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d5397049-37a5-4591-9ba8-4d26c170e560.json and https://artists.proofprofile.net/proofs/artist/d5397049-37a5-4591-9ba8-4d26c170e560.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Brudemarsj Fra Telemark (Wedding March from Telemark)
Lisbet Trutas Avskjedsvise (Lisbet Trutas Farewell Song)
E Grusk Kjerring (The Old Lady on the Mountain Farm) / Vals Fra Numedal [Waltz from Numedal]
Valle Auto & Bensin (The Gas Station Folk Song) / Sordølen [The Tune from Sordal]
Ola Tveiten (Ola Tveiten - The Road Builder)
Blåmann, Blåmann Bukken Min (Blåmann, My Goat)
Den Bakvendte Visa (The Song Turnes Upside Down)
Bonden Og Kråka (The Farmer and the Crow) / Jenta Med Garden [The Girl with the Farm]
Oleanna (Ole Bulls Settlement in Pennsylvania)
Nøtteliten Finner Sorte Bill På Svalbard
Bukkehonnshalling (Etter Knut/Hauk Buen)
Gamal Halling Frå Numedal (Etter Herleik Stuvstad)
Gamal Vals Frå Numedal (Etter Herleik Stuvstad)
Gjendines Bånlåt (Etter Gjendine Slaalien)
Fleksåsen (Etter Knut Juvli/Jan Lislien)
Hauganspringaren (Etter Sigurd Frogner/Halvor Kvisle)
Huldra Spelar Inni Fjellet (Etter Sveinung Bamble/Torbjørg Fykerud)
For Disse Mildhets Gaver (Etter Hanne Kjersti Buen)
Jesus, Du Søde Forening at Smage (Etter Eivind Groven)
Nils Og Jens Og Gjeidaug (Etter Torbjørg Åmli Paus)
Pål Sine Høner (Fritt Etter Talleiv Røysland)
Fløytespilleren På Den Grønne Øya (Tilegnet Micho Russel)
Sykkelløpet Balthazar Ikke Vant (Tilegnet Nipe)
Shi Li Guo Zhi Nai Tang (10 Stk. Fruktkarameller)