Casse-Noisette: Valse des fleurs, Op. 71

Recording by Pyotr Ilyich Tchaikovsky.

Recording identifiers

ISRC
FR0W61328615
CopyrightID (CopyrightChains transaction hash)
0x9efe31a1312454e8d800081b31a8188289d096011d4b2534c861dafebe203236
Copyright registration time
2026-07-07T15:05:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:650ea4289514e3d11c6eb05e88ddb73857dc6657b26403292cef5b0f93730211

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.