Der Prenzlauer Berg

Recording by Helmar Federowski Band.

Recording identifiers

ISRC
DEC730800570
CopyrightID (CopyrightChains transaction hash)
0xd27f775562101b97c5d404eb65bbc17fb9ee53980d3d71093d2f39cc675f3c93
Copyright registration time
2026-07-30T07:30:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T07:51:46Z
Bitcoin block
960223
Canonical record hash
sha256:55829fe1262fbf0792a6253e16d900032045e907243f00c4e6006a7bafe0c781

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.