Livre d'orgue: 4. Chants d'oiseaux

Recording by Olivier Messiaen.

Recording identifiers

ISRC
DEN960001184
CopyrightID (CopyrightChains transaction hash)
0x390b8e0a6f3658a4ffcd99a54a6a5a33ec357d5d1b1f52a6ed6955ef28a4785a
Copyright registration time
2026-07-07T19:27:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:39:04Z
Bitcoin block
957122
Canonical record hash
sha256:ff630ea451573316b09840a9ed2e4b6d7ffd87981574b7ccf6411ef22762443e

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.