Lakmé / Act 2: Ah! c'est de ta douleur

Recording by Léo Delibes.

Recording identifiers

ISRC
GBF076740420
Release date of the album this recording appears on
1968-01-01
CopyrightID (CopyrightChains transaction hash)
0x445efce8f1a9537e116c6b9846d7791029808231ff26482af295b13e190c0d31
Copyright registration time
2026-07-31T14:20:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T15:20:15Z
Bitcoin block
960418
Canonical record hash
sha256:c9bab136057c2b0fec07b6362bd6f0ad9ca5caae32dde33f501891f767366b79

What this proof establishes

This recording was released in 1968, before generative AI. ProofProfile's catalogue derives from the pre-2022 AcousticBrainz and MusicBrainz source corpus, and 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.