12 Études, Op. 10: No. 5 in G-Flat Major

Recording by Frédéric Chopin.

Recording identifiers

ISRC
DEN961330105
CopyrightID (CopyrightChains transaction hash)
0xd1d8c6b363559fcc6541000c97730ff7cefa99d6dadde6d0f1dd6bc422c05ee2
Copyright registration time
2026-06-10T21:21:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:147fadf8177c975f7c931be73483b9ec710c87999edbba67eb758b3a93d8e33c

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.