Der lachende Vagabund

Recording by Fred Bertelmann.

Recording identifiers

ISRC
DEF161480901
CopyrightID (CopyrightChains transaction hash)
0xe68371926bddab527f83cbf11b4c3d38b0a70b1ec497c37f9b21d8ff66fae821
Copyright registration time
2026-06-26T18:22:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:d3adb337a214982418b5b453dfd43894460302255244ec55250ba3162d88d757

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.