IV. Sarabande

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
HKI191955404
CopyrightID (CopyrightChains transaction hash)
0x0bf1e6da7e944a8fd5dcc1b46a54b8f7afc432e1e038ddfcf88f47787ab39bd2
Copyright registration time
2026-07-02T23:09:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T16:07:00Z
Bitcoin block
957061
Canonical record hash
sha256:f8fd44823cca84f2732358bb8fbb0a503c2e854750856b7d0987a95a4959c3ff

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.