The Gypsy Baron

Recording by Johann Strauss II.

Recording identifiers

ISRC
DEF069903420
CopyrightID (CopyrightChains transaction hash)
0xb1ff97c9a196daea329b3fcb7f5732b99f564eb9b2d56f3caa01fc650a476e79
Copyright registration time
2026-06-20T08:22:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:6d652f28c824c53cc7c3eace1858f06edc7d6827d435b809b04cc274fea050ee

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.