Sonata for Viola da gamba and Harpsichord in G major, BWV 1027: Adagio

Recording identifiers

ISRC

DEE477400044

Release date of the album this recording appears on

1974

CopyrightID (CopyrightChains transaction hash)

0x61555b087918ec782e6c36026a6f780ab7f6f33c031dc2ac3eae7ecde8caf793

Copyright registration time

2026-07-07T17:05:33+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-08T03:22:41Z

Bitcoin block

957120

Canonical record hash

sha256:eafc7cff3b15e33566975d9eb3822da30971dd2fb89d659584b5aa8bcaf0d6d5

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result
• Recording evidence summary for ISRC DEE477400044

What this proof establishes

This recording was released in 1974, before generative AI. ProofProfile's catalogue derives from the pre-2022 AcousticBrainz and MusicBrainz source corpus, and 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.