Champagne Polka

Recording by Johann Strauss II.

Recording identifiers

ISRC
GBF075810480
CopyrightID (CopyrightChains transaction hash)
0x153aa1aa27b09d1f0153b9a9e9c99ede810ee303d5b538a5cbe05a415b8d0a42
Copyright registration time
2026-07-03T07:52:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:58152939c5087c888db2422b6674594a6c3457df6abfdf9f79f96ffcfe0adc4e

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.