Scherzo No. 4 in E Major, Op. 54: Lento (Excerpt)

Recording by Frédéric Chopin.

Recording identifiers

ISRC
USCGH1730495
CopyrightID (CopyrightChains transaction hash)
0x01147bb3871118abd201017c297e608cf3e27baca71c14778a3f2f02d621a9ca
Copyright registration time
2026-06-07T20:50:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:6063fd2984d5dbe930d56d421a94ac8737fe4fd19ec2e3b3c06ebc991041f2d8

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.