24 Préludes, Op. 28: No. 18, Allegro molto

Recording by Frédéric Chopin.

Recording identifiers

ISRC
FRZ140717180
CopyrightID (CopyrightChains transaction hash)
0xa2da30660a8dd9bf313154d0194b7442d85655b411f207c3a3601bf3abc4aee1
Copyright registration time
2026-06-24T10:11:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:37c852d95fbc006b5b0be2772371e33e8658be753e2895b60c089d43230bec0a

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.