On the Beautiful Blue Danube

Recording by Johann Strauss II.

Recording identifiers

ISRC
USSJ10800541
CopyrightID (CopyrightChains transaction hash)
0x50001dc2fce0d05a8497aeca379cc5f6558d67c2acb9fbfa275630bffab836a6
Copyright registration time
2026-07-22T16:55:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-22T17:48:40Z
Bitcoin block
959159
Canonical record hash
sha256:ea2cc1db549e80520336178a76519bb241740fed30f2318995e637cc26f05558

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.