The Gypsy Princess: Overture, Wedding Dance, Czardas

Recording by Emmerich Kálmán.

Recording identifiers

ISRC
UKJE71800370
CopyrightID (CopyrightChains transaction hash)
0x466fdeb26c554f5b34b8a4e418b52c60e104e5c0ceb6c363959bdba81e3b5733
Copyright registration time
2026-07-31T09:25:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T09:50:11Z
Bitcoin block
960381
Canonical record hash
sha256:669357f0bd06dc90ecebd1457bae39093ce8203d5e2203b0a8cbe748ea7773d7

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.