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

Recording by Frédéric Chopin.

Recording identifiers

ISRC
USBC19800516
CopyrightID (CopyrightChains transaction hash)
0x5044b7bc6eb6cf364123015ccbc35e0b873172e1f540e9811a517061e015912f
Copyright registration time
2026-07-07T14:37:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:71eb0bef07d07acf508bb8979223f1952ab945d0b773c72ae1fd9da5f6a18da4

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.