Bach, JS: Brandenburg Concerto No. 3 in G Major, BWV 1048: I. —

Recording identifiers

ISRC

GBAYC1501208

Release date of the album this recording appears on

1974-01-01

CopyrightID (CopyrightChains transaction hash)

0x6423810844ed74137796a68a0cebff418f2a2eee7e39c5ef1cf57c1c8b866106

Copyright registration time

2026-07-30T17:51:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-30T18:23:33Z

Bitcoin block

960291

Canonical record hash

sha256:535dbb215dd6975afc3a2fec88effbf2ac3a179733424f41375dee2d99522b67

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result
• Recording evidence summary for ISRC GBAYC1501208

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.