Ich hab' einen Vertrag unterschrieben

Recording by Moritz Krämer.

Recording identifiers

ISRC
DEU161904368
CopyrightID (CopyrightChains transaction hash)
0x0681906336c34bfdfdcca5f13d67668ddfbcfad815be6a10c4a94bbf37c8b013
Copyright registration time
2026-06-27T15:17:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:aeedeab199eabe4acf96e3e68f693300f69d0ac2e2debfcc8fd7ef093b936643

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.