Scherzo No. 1

Recording by Frédéric Chopin.

Recording identifiers

ISRC
USB8U2008864
CopyrightID (CopyrightChains transaction hash)
0x2c4cf38dff198b94fd9d161fca3e11f24325c5377e47a3dda04366fe709bf358
Copyright registration time
2026-07-31T12:19:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T13:04:34Z
Bitcoin block
960403
Canonical record hash
sha256:a0197b5c9774868a388d56083ffb762a272bf624860712cb20189b58fe4ace22

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.