Three-Part Inventions: Sinfonia 9 BWV 795

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
DEE860400883
CopyrightID (CopyrightChains transaction hash)
0x0cc27a8b398d764218f5004ae6a982906a16c4cf22e24c74b340709e94bb2e98
Copyright registration time
2026-08-01T03:57:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-08-01T04:30:37Z
Bitcoin block
960509
Canonical record hash
sha256:8889f872d900d5679b56e2b64e67ec1505aa1e1769fcb845f864454e81c7cbf1

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.