On the Beautiful Blue Danube

Recording by Johann Strauss II.

Recording identifiers

ISRC
GBATS0253211
CopyrightID (CopyrightChains transaction hash)
0x3a09178fc1503fe510b18db0be3172bb0558ffa51f90278d0843926964c960af
Copyright registration time
2026-07-31T06:47:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T06:58:00Z
Bitcoin block
960362
Canonical record hash
sha256:575aec8079a759f41fd0078609f173b6a63d4402c7500c10472b0dfd1a1c8f52

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.