Alexander-Quadrille, Op. 33

Recording by Johann Strauss II.

Recording identifiers

ISRC
GBLWD1701220
CopyrightID (CopyrightChains transaction hash)
0x9dae8d9aaf9eaa794d35545b82cf626cb48f96d1159f0881946e49dcdf7c0eb8
Copyright registration time
2026-07-07T17:40:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:5c8a79b1bcfbe44a8cb0fb53225d49df3dc31a2156712111fe2541624939f01b

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.