Var. 3 - Canone all' Unisono a 1 Clav.

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
USSM11506179
CopyrightID (CopyrightChains transaction hash)
0x29f9018cf5c3632e08fcbffb91be5321c15050b0e79258d158715e516b789ba3
Copyright registration time
2026-06-08T11:39:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:fd050d0f69b8267efb5e0783fea75154c5eea1f6defc83ff0ca49e9069beedcc

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.