06'-38'

Recording by Karlheinz Stockhausen.

Recording identifiers

ISRC
US87H8810435
CopyrightID (CopyrightChains transaction hash)
0x23149a7ee580425a085815a853ccb8b4d24ebd7f92e2ad507fda6867c5d3c30b
Copyright registration time
2026-07-07T11:36:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:cfe65912b0b26f1e37c50d364268572555283e28b93e3eba38d624bcbd93a558

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.