IV. Intermède

Recording by Olivier Messiaen.

Recording identifiers

ISRC
NOCTH2310040
CopyrightID (CopyrightChains transaction hash)
0xf7644b2da21b62acefd953a51891184f448b5d3cc1954f74d1e582e2dc96d61f
Copyright registration time
2026-07-31T11:50:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T12:24:41Z
Bitcoin block
960397
Canonical record hash
sha256:a14627e00bd8b48104863cc9ad52c292304bc170276a3407c18ee0d3e2d8ef23

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.