Prelude and Fugue in C-Sharp Minor, BWV 849

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
GBBBC2100568
CopyrightID (CopyrightChains transaction hash)
0xfacc85a65cab0fd27ac2f743c740605dc86e966a92ba5bb98a5f55d0d7a80ef3
Copyright registration time
2026-07-07T00:36:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:a4718722c5f6401942df9377d6408cb9c31ed56ff00d545a97f46536bf98222b

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.