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 0x02829c379c4f6c9063b9b47f2142529548ee75b1808ccc7b87ae2a41bfcd7573. 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/f7928485-ec82-41b4-a39e-f94e32925b57.json and https://artists.proofprofile.net/proofs/artist/f7928485-ec82-41b4-a39e-f94e32925b57.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Eventyr for Barn 4 - De Mest Populære Eventyrene
Barnas Lydbok 1: De Mest Populære Eventyrene
Eventyrpakke 1: De 30 Mest Populære Eventyrene
Hvorfor Katter Alltid Vasker Seg Etter at De Har Spist
Hvorfor Katter Alltid Vasker Seg Etter At De Har Spist
Den bittelille Mannen Med Den Røde Paraplyen
Hvorfor Frosken Og Slangen Ikke Leker Sammen
Eventyr For Barn 3 : De Mest Populære Eventyrene
Asbjørnsen og Moe : De mest populære eventyrene
Bjørnen og reven / De vedder om flesk og humlebol
Bjørnen og reven / Hvorfor bjørnen er stubbhalet
Bjørnen og reven / Reven snyter bjørnen for julekosten
Bjørnen og reven / Slipp granrot og ta i revefot
Hvordan kenguruene fikk halene sine (Australia)
Hvorfor flaggermusen flyr om natten (Sierra Leone)
Hvorfor frosken og slangen ikke leker sammen (Afrika)
Leoparden som mistet en flekk (New Zealand)
Bjørnen og reven vedder om flesk og humlebol
Eventyrpakke 3 : 30 populære eventyr og fabler
{"copyright_id":"0x31b6c1d7a249abfdc79af7008174e6469a3d0c793c536c9916ff168ed0168269","isrc":"QZ22B2053460","name":"Froskekongen (Prinsessen og frosken)","registered_at":"2026-06-28T20:34:51Z","spotify_id":"0Y4rwphuZoy5OoJnrswm4I","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 0x31b6c1d7a249abfdc79af7008174e6469a3d0c793c536c9916ff168ed0168269. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0Y4rwphuZoy5OoJnrswm4I.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/0Y4rwphuZoy5OoJnrswm4I.
Hvorfor frosken og slangen ikke leker sammen
Mannen og kona som bodde så trangt (Israel)
Historien om indianergutten Oseo (Amerika)
Gutten som forvandlet seg til en peanøtt (Ukjent land)
Gutten som forvandlet seg til en peanøtt
EventyrPakke 4 : 30 populære eventyr og fabler