Barcarole

Recording by Jacques Offenbach.

Recording identifiers

ISRC
DEN120304408
CopyrightID (CopyrightChains transaction hash)
0x208d1afe9fc857856d43d00f0b314ad2ceeba621f2507564d73484f5297c2ddc
Copyright registration time
2026-06-05T20:59:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:28549b70cb00679475eefff6eaf4d41d49b0f9e49ce78dca0c17743e77530863

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.