Wenn in Berlin bisch

Recording by Polo Hofer.

Recording identifiers

ISRC
CH0800306803
CopyrightID (CopyrightChains transaction hash)
0x98e144c393107102b65967d55a040d69824e8e56cd839835d92986a091551f40
Copyright registration time
2026-07-06T23:46:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:0a232f4b4dd66a4245c98c8b6c96b561ae2a0c00f4d108d1cafad834838e39bf

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.