Volker, der Techniker II

Recording by Dietmar Wischmeyer.

Recording identifiers

ISRC
DED430101400
CopyrightID (CopyrightChains transaction hash)
0x0b74e6ecd7d1cc06dae4e7d73687d0a45c4b66e867482f732770859e5bd33a6a
Copyright registration time
2026-07-30T05:17:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T05:43:45Z
Bitcoin block
960212
Canonical record hash
sha256:832e82f8a7ffd0deced3acb8bec0d02a8b685be42e4b8b3979cd91a4fea13008

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.