Chanson des jumelles

Recording by Michel Legrand.

Recording identifiers

ISRC
FRZ131306240
CopyrightID (CopyrightChains transaction hash)
0xa402099be37b830cf10ab078f3a7c8076fcd8f1eddaca7b1b69635a4b7607413
Copyright registration time
2026-07-06T20:09:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:bad0ee816e4b7957e05c027ec42e12a317ece027dccddcc4eedf7da179e016a7

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.