La Barcarole

Recording by Jacques Offenbach.

Recording identifiers

ISRC
DEA769708313
CopyrightID (CopyrightChains transaction hash)
0x3ea9ae802b9b4bc1b2293bfd31292fdaaa9637e7291a09d28385078ab35bb62d
Copyright registration time
2026-07-07T14:41:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:7ad8e05ea2ead05e10724ca76ca63b78f6ff5b379541eaee00515c31e9c1c3ab

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.