Fantaisie in F Minor, Op. 49

Recording by Frédéric Chopin.

Recording identifiers

ISRC
GBBBC2100566
CopyrightID (CopyrightChains transaction hash)
0xd051d428d79e3e823988d86fcb6444a79ea30b1902d3caf244ae01e6481d57d9
Copyright registration time
2026-07-29T16:27:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34Z
Bitcoin block
960138
Canonical record hash
sha256:71ff4db702fc929a828cafa33f98bec34b296a85deb41a5b00bb8d043dc924ac

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.