Токката и фуга ре минор

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
RUB361900007
CopyrightID (CopyrightChains transaction hash)
0xef35d9a6bc72bae64ba57429e9315f233ea46d80abfb65b5c27c59b5f2670e20
Copyright registration time
2026-06-24T11:23:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:1ea50f40df89273db22fef2a6304d382497d126aa129fee05c7d0bd8925143be

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.