3 Ecossaises, Op. 72 No. 3: No. 1 in D Major

Recording by Frédéric Chopin.

Recording identifiers

ISRC
DEF059603311
CopyrightID (CopyrightChains transaction hash)
0x76afa3dd9cb0761a6d57e2a2eda14221bc0d529d7509efeb7b4d69ad17c28b49
Copyright registration time
2026-06-24T04:53:39+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:4a7a2be37975ca3d746b4523f37c04873090c96a0aa5f68824edcb0df31c4fd7

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.