24 Preludes, Op. 28: VI. B Minor

Recording by Frédéric Chopin.

Recording identifiers

ISRC
GBAJU8100006
CopyrightID (CopyrightChains transaction hash)
0x473edc3e7635af6fee8d381b2345e0674385a230011d7b4e4ab2262588ce668f
Copyright registration time
2026-07-06T21:56:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:c6da6e66e84183060423b468d47bf93c728a5d10074a8bc5ab2ee8a7835b45d3

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.