Blumenduett - Lakmé

Recording by Léo Delibes.

Recording identifiers

ISRC
FRZ118701170
CopyrightID (CopyrightChains transaction hash)
0xca9a1c14a3aa2b276a06b0a3b8aabeb50867d70ffbd7b087186843a245520391
Copyright registration time
2026-06-04T10:36:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:71e76017bee86510c1f12ae851dbf4d0a30300df2de1279e0f8e2035b07c6dcd

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.