ISRC DEL111300589

Verified recording

DEL111300589 is “Schlafen geht das kleine Saxophon” by Hans Jönsson, registered on the CopyrightChains blockchain with CopyrightID 0x272e080bb3aaed1655cbd584437322c2aeee2fb500bc0c91de2172d6b0c9cdbd 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/DEL111300589.

Recording identifiers

ISRC
DEL111300589
Title
Schlafen geht das kleine Saxophon
Artist
Hans Jönsson
CopyrightID (CopyrightChains transaction hash)
0x272e080bb3aaed1655cbd584437322c2aeee2fb500bc0c91de2172d6b0c9cdbd

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:67f37ae469f601a570224bbe2bb15518637d7ca60dc01a178f09d53102a3d55a
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEL111300589
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: Schlafen geht das kleine Saxophon · Machine-readable JSON-LD