På Café Zigan i Budapest (Puszta-Fox)

Recording by Zarah Leander.

Recording identifiers

ISRC
SEAMA3617120
CopyrightID (CopyrightChains transaction hash)
0xd575c264148e47465b9edc4bb2d28ac59f53c0e3789aa3804edaff76f64b8170
Copyright registration time
2026-01-28T19:25:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:264889edba434174e48349622311e537380aad3f379f565a47519dbb349cd2bd

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.