Fantasie in F Minor, Op. 49

Recording by Frédéric Chopin.

Recording identifiers

ISRC
GBAYC0500954
CopyrightID (CopyrightChains transaction hash)
0xd1d4de87b034ea57080b9dfdfc7af7daa386abf29e2b0844d129fab35817187e
Copyright registration time
2026-07-07T13:41:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:fcaeab8a1d248892a8111a27db58ebb94fa60205372b7545131715ef7d31b7ca

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.