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 0x5d2e2d10fd2c2a648c318acd43a8198203a88b0420f38730d52635994ff16c7f. Chain 2 (Bitcoin): anchored in block 953869 (2026-06-16T01:20:04Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/06c22de5-4b01-4f8c-b1ce-21f57964247b.json and https://artists.proofprofile.net/proofs/artist/06c22de5-4b01-4f8c-b1ce-21f57964247b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Jazz Kat Louis Børnemusik (Klaverversion)
Somewhere Over The Rainbow - Klaverversion
Jens Hansen Havde En Bondegård - Trompet
Er Du Sur Og Trist Så Klap i Hænderne - Trompet
1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a43ab70d133239fbbf17521e28a104d7e2168a134bb4476f6a2453cd632aaf8. Chain 2 (Bitcoin): anchored in block 956738 (2026-07-05T04:47:21Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLGM11941759.
It's Beginning To Look A Lot Like Christmas - Engelsk
Ring Bells Go Ting A Ling a Ling - Engelsk
Rocking Around The Christmas Tree. - Engelsk
Have Yourself A Merry Little Christmas - Engelsk
It's Beginning To Look A Lot Like Christmas - Saxofon
Ring Bells Go Ting A Ling a Ling - Saxofon
Rocking Around The Christmas Tree - Saxofon
Have Yourself A Merry Little Christmas - Saxofon
Sing a Song of Sixpence - Trompetversion
The Grand Old Duke Of York - Trompetversion
How Many Miles to Babylon - Trompetversion
I Had A Little Nut Tree - Trompetversion
As I Was Going To St.Ives - Trompetversion
Here We Go Round The Mulberry Bush - Trompetversion
Mary Mary Quite Contrary - Trompetversion
12345, engang fangede jeg en fisk levende
Gud hvile jer glade herrer - Trompetversion
It's beginning to look a lot like Christmas - Trompetversion
Rocking Around the Christmas Tree - Trompetversion
Rudolph the Red Nosed Reindeer - Trompetversion
Vi Ønsker Jer en Glædelig Jul - Trompetversion
Zoom Zoom Zoom Lille Bi Suser Rundt - Tysk Børnerim
Den Gamle Bjørn Sover Dybt - Polsk Børnerim
Velbekomme Velbekomme - Hollandsk Børnerim
Jeg Har Et Broderet Lommetørklæde - Polsk Børnerim
Toget Kommer Langvejsfra - Polsk Børnerim
Denne Næve På Denne Næve - Hollandsk Børnerim
Mias Bedstemor og Hanen - Polsk Børnerim
Sejler Sejler Over Bølgerne - Hollandsk Børnerim
Den bedste salsa- og dansemusik for børn
Jan Huygen i tønden - Hollandsk Børnerim
Den lille båd sætter sejl - Græsk Børnerim
Mary sad på en sten (lang version) - Tysk Børnerim
Fra for til bag fra venstre til højre - Hollandsk Børnerim
Aberne løber gennem skoven - Tysk Børnerim
Robin banker på vinduet - Hollandsk Børnerim
Vandring er møllerens glæde - Tysk Børnerim
Den lille sømand fra Ægæerhavet - Græsk Børnerim
Say Little Red Riding Hood, where are you going?
Da Vores Hund Var En Lille Hund - Hollandsk Børnerim
Floden Flyder, Floden Flyder - Polsk Børnerim
Lille Elefant I Skoven - Hollandsk Børnerim
I Dag Er Jeg Så Glad - Hollandsk Børnerim
Alle Der Vil Sejle På Havet - Hollandsk Børnerim
Det Bedste Fra Jazz Cat Louis Kids Music - Del 1