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
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:5d7c6f9afa55d33e606bc6d8b9549066b49a969d20fbd18223cbb27d89c3c328

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.