Fantasie in F Minor, Op. 49

Recording by Frédéric Chopin.

Recording identifiers

ISRC
GBAYC9902174
CopyrightID (CopyrightChains transaction hash)
0xffe24d2e35129f6fd2d29c612242f83b8e66f203a3e66cc4b15cc3eed285d2b7
Copyright registration time
2026-07-07T11:59:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:9e70a4299032b1a39c6fc9f88a78cf18bbdb2563b4d89f06f65b1060ecab77c5

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.