Fantasie in F Minor, Op. 49

Recording by Frédéric Chopin.

Recording identifiers

ISRC
GBLLH1749402
CopyrightID (CopyrightChains transaction hash)
0x11ede8801bb0ae8aa96e11aacd84ee0faf9f17e9f2cd879f4f01ea133385366f
Copyright registration time
2026-07-06T08:39:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T13:52:39Z
Bitcoin block
957043
Canonical record hash
sha256:220a01b16bc219573f56d9a73ce8ec2ff02a45c93e6db72417575a4919e06c50

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.