Bertl Braun

Recording by Kurt Ostbahn und die Musiker seines Vertrauens.

Recording identifiers

ISRC
ATE311600049
CopyrightID (CopyrightChains transaction hash)
0xbfe7853984ec0f3dea9bc52a02b2ed42bf427eb947ca814cfaeb8233cfa42b0b
Copyright registration time
2026-07-08T01:46:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:269b21f31508c2a4f7310c6ca7ab6085b7b63aedd67354fc3b033eac7a6700cb

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.