Der Apfeltraum

Recording by Klaus Renft Combo.

Recording identifiers

ISRC
DEC730800295
CopyrightID (CopyrightChains transaction hash)
0xd09e9569f30972317974f8e09b0eb0e009825c4c5e0350d409fbce231596395c
Copyright registration time
2026-07-06T02:43:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:690ddd9ae0609521097669b2025a989352651d33056c977e4850b0a48e48509c

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.