Concerto for 2 Harpsichords, Strings, and Continuo in C, BWV 1061: 2. Adagio

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
GBF079212432
CopyrightID (CopyrightChains transaction hash)
0x5dd1db1ecd9f7391559fef45a459bb2c615c5ad00537a3fb7efbbd4c565bf292
Copyright registration time
2026-07-06T23:00:10+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:2d60cb1fe5c35bfc93425bcfa0159c91d10887079de462066aba49ebfda3c6da

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.