Double Whoopee

Recording by Klaus Schulze.

Recording identifiers

ISRC
DEBL61317447
CopyrightID (CopyrightChains transaction hash)
0x7ffa52ec41015ab0e7cb3a45212337805a09d1e92678590e4babfa795fd9bbc8
Copyright registration time
2026-07-07T14:11:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:c9f73a000680bb2503bf4b7654132554669fd24c422b7968edc31e42b41bbc80

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.