ISRC DEC291057204

Verified recording

DEC291057204 is “Sonatine für Violine und Klavier,, Nr. 1: IV. Allegro” by Harald Genzmer, registered on the CopyrightChains blockchain with CopyrightID 0xd689497aa87dffeab545f59ce0400a8ea904c2dcbe3ab2abba02b02406972ab5 and independently timestamped in Bitcoin block 957118 on 2026-07-08. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEC291057204.

Recording identifiers

ISRC
DEC291057204
Title
Sonatine für Violine und Klavier,, Nr. 1: IV. Allegro
Artist
Harald Genzmer
CopyrightID (CopyrightChains transaction hash)
0xd689497aa87dffeab545f59ce0400a8ea904c2dcbe3ab2abba02b02406972ab5

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:d67809d9e01e6e124423cba567d82e21a2ca85c97dd708bb35cc51da787bd9e4
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEC291057204
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: Sonatine für Violine und Klavier,, Nr. 1: IV. Allegro · Machine-readable JSON-LD