Cello Suite No. 1 Prelude

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
QZK6L2422109
CopyrightID (CopyrightChains transaction hash)
0xaee05bbd2ae9a00359701e0fc685f20107185955bfcbe0be57682a517327dfae
Copyright registration time
2026-06-08T21:49:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:9655afcd24b36e21017b8cd06398d37ad0eeb267a7ac5999b3833a20ed5ca41d

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.