Wenn ich vergnügt bin muss ich singen

Recording by Kurt Mühlhardt.

Recording identifiers

ISRC
DEHB51250207
CopyrightID (CopyrightChains transaction hash)
0x05932308999359cc317ac30aff21885f9c8b223643f8ff63867c419ce070f22c
Copyright registration time
2026-07-31T03:01:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T03:15:04Z
Bitcoin block
960340
Canonical record hash
sha256:4836794ac0675ce231e35782dadc83e0566077e5d9ebb2b9019f23e0319cfcbe

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.