Goldberg Variations, BWV 988: Var. 13

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
DEN962333114
CopyrightID (CopyrightChains transaction hash)
0x5daf945a53238ac3ec64d0e66cfce1591621faa38387e6e63230befccb686c35
Copyright registration time
2026-06-06T08:36:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:c78d30af00456a00d293e8ab8ec7bf138a1fed52dbe7e3d715ff3b279c5b1f60

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.