Barcarola

Recording by Jacques Offenbach.

Recording identifiers

ISRC
GBKPL1806656
CopyrightID (CopyrightChains transaction hash)
0xd1e8207ecb48140cd8d1cffcf13cc105ad73998ea391bede50edbafaadd4a223
Copyright registration time
2026-07-07T16:23:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:9e348680358545573b7fcc6d96a2debaeb09d0c257d0f22981aab0202a7044db

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.