Klavierstück V

Recording by Karlheinz Stockhausen.

Recording identifiers

ISRC
SE5DH2300306
CopyrightID (CopyrightChains transaction hash)
0xddeb2ba8d37124ff4a05dd06aa99dde044c85e20734cff1a1591cb6b23003132
Copyright registration time
2026-07-31T06:20:39+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T06:42:11Z
Bitcoin block
960360
Canonical record hash
sha256:cb1d511e6134c065eb2df04effd5903c7488eab1859146c38dc7da0077641840

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.