Prelude

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
DEE479800683
CopyrightID (CopyrightChains transaction hash)
0xdbd75179da5cde7ac4b047dd2977e8ebe11996ecf85424e0b5f3f09daf9670d3
Copyright registration time
2026-06-27T06:27:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:052cca40e0fac4ffd756f118392faa14ad5b68b2321e475d7eb37a1f0402bd25

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.