Emperor Waltz Op. 437

Recording by Johann Strauss II.

Recording identifiers

ISRC
GBAYD8800457
CopyrightID (CopyrightChains transaction hash)
0x186c2f189d6fbc2852e87741f74b67b8899f249b17474ac8c75ffbd2dd0939d4
Copyright registration time
2026-06-08T01:02:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:76687fc18a3e2a5277c98992b9d36cb71a57d35a715356395b01482ee2afafc2

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.