12の練習曲 作品10: 第5番 変ト長調 《黒鍵のエチュード》 - Live in Paris 2023

Recording by Frédéric Chopin.

Recording identifiers

ISRC
JPZ922407242
CopyrightID (CopyrightChains transaction hash)
0x4108bf0952b020801973db5fa64840c5ca24d24c149748ef7ecc311fec2698b1
Copyright registration time
2026-06-23T06:43:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:c8a8ccb62941c0b5fe89733f6b69c392a97738666ccd7d4f03b95dca2b013f6d

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.