Keyboard Concerto in D Minor, BWV 1052: I. Allegro

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
GBAYC0802230
CopyrightID (CopyrightChains transaction hash)
0x584389c5cdca1aad787a5f34d695870882ad0214d705334bffda3223ed93c7df
Copyright registration time
2026-06-06T11:31:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:83e20bd4a697a16bcea6cf0b27ea66cb5c6ff3c9b36047c8a528b66dbb70c888

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.