Métamorphoses, FP 121: No. 1, Reine des mouettes

Recording by Francis Poulenc.

Recording identifiers

ISRC
FR3Z52400998
CopyrightID (CopyrightChains transaction hash)
0xc20b1a1c80293b8758417bc10a10be515513c64839d1297e04ea5ea52e49d2ba
Copyright registration time
2026-07-30T10:10:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T10:42:33Z
Bitcoin block
960247
Canonical record hash
sha256:ef0a40e89cf061c9276ca83f9a56afea4943af29d2a3b46a769fec34c41b48a2

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.