Concerto for 2 Keyboards, BWV 1060: II. Adagio

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
FRZ110601629
CopyrightID (CopyrightChains transaction hash)
0x5aee61ea32f2ce32364e8f689510b239297b37a017b62ce1eb1a7e1bd88e22ba
Copyright registration time
2026-06-22T18:21:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:a999e364db7384919a100121e1cf90f2bd2753a12276365e772fcdf5bf13cbb3

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.