Aufstieg und Fall der Stadt Mahagonny: No. 5, Damals kam unter anderen... - Wenn man an einen fremden Strand kommt

Recording by Kurt Weill.

Recording identifiers

ISRC
USSM10005964
Release date of the album this recording appears on
1958
CopyrightID (CopyrightChains transaction hash)
0x6d8c0fc5b0df973dbb5921b9bbfd262b58a536e12674f709c55c56569c4e6c05
Copyright registration time
2026-07-07T18:35:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:6cf602a52e54dcdd1cada069acbe24fc15e51996cd12c564ddc24c55d2445bf1

What this proof establishes

This recording was released in 1958, before generative AI. ProofProfile's catalogue derives from the pre-2022 AcousticBrainz and MusicBrainz source corpus, and 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.