Model 23

Recording by Karlheinz Stockhausen.

Recording identifiers

ISRC
UKA682100022
CopyrightID (CopyrightChains transaction hash)
0x4948c6a6fd8302b74d61e354e06140dccffecb782d28f5941e8f11ba8ec2f971
Copyright registration time
2026-07-07T01:38:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:06839dbf1542018b46c31c028c6ee588193fbd381388d039735d54568c4b0083

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.