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

Recording by Frédéric Chopin.

Recording identifiers

ISRC
DEN962100520
CopyrightID (CopyrightChains transaction hash)
0xac35e9d1cc999a458f21628b230c24b9fc8c8886e89f2e5a6657ec6e261662aa
Copyright registration time
2026-06-10T15:35:33+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:4baac2ad096863fc0b820e347f60a5a19fc23484b994fc6cefdea9943113b805

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.