Prelude in G Major, Op. 28, No. 3

Recording by Frédéric Chopin.

Recording identifiers

ISRC
FR47Q1000580
CopyrightID (CopyrightChains transaction hash)
0xc29bcc3ccbeba096cd8b07f963000848ea9ed0445c77d63fc315df2ad960e855
Copyright registration time
2026-07-30T10:34:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T10:42:33Z
Bitcoin block
960247
Canonical record hash
sha256:c1ed8b34f0ea929d9c79cc8ca7eef2a31ed4e2c8cc42925b7b7d1d137b8de0dc

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.