Prelude in C Major, BWV 924

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
FIFIN8800025
CopyrightID (CopyrightChains transaction hash)
0xaaba1431fbc47e7f93c67cdc0220dc6d5eb1aa1d9bf1eb60ca06c575484f4311
Copyright registration time
2026-07-07T17:00:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:c29d44e89f4f5ff78fadbd0240fbeb489e135e1237b18d003e0494a57a8c1c74

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.