Prelude For Lute In C Minor, BWV 999

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
USA560947364
CopyrightID (CopyrightChains transaction hash)
0x80221684e442bc806c9e55d0a227c83daa621c1e434e5e8e66207c9e7f2a2922
Copyright registration time
2026-07-07T19:59:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:5dbe5f9bdc3bd900b53e0f5d1a3e9808ed4841ecb42c3d49212b99d64f2403fc

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.