Gräfin Mariza: ''Wenn es Abend wird - Grüß mir mein Wien"

Recording by Emmerich Kálmán.

Recording identifiers

ISRC
DEN120301583
CopyrightID (CopyrightChains transaction hash)
0x899fddeaaa1762f8b7af8facf648de70241ce4d0ca5017773795c5f18f0ae4c7
Copyright registration time
2026-07-07T19:18:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:cec86edf0b33b9f4b652b317fb48207da9520f5f6f8132af83763748d62a8028

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.