Scherzo No. 3 in C Sharp Minor, Op. 39

Recording by Frédéric Chopin.

Recording identifiers

ISRC
DEF059505270
CopyrightID (CopyrightChains transaction hash)
0x0d38688a4320ce740dc39a659bc65e433cd1da43e7aeace30d5aa018c6e31959
Copyright registration time
2026-06-08T13:31:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:1b62b4055564518e39c8bd0578f1efec56b46b555e1e94fa081dfae388a2ed27

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.