Sarabande

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
GBAYC8804939
CopyrightID (CopyrightChains transaction hash)
0xb0196167d7eb5a5a7e6aab7570c44d137291e59ccd548902c106ed0b61dd662c
Copyright registration time
2026-07-31T01:33:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T02:19:15Z
Bitcoin block
960334
Canonical record hash
sha256:63b41319638611a7484fbab16ef692380f012f0d0e8061a4c2fd3b36bc04ca3f

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.