Violin Concerto No. 2 in E, BWV 1042: 1. Allegro

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
DEF055602711
CopyrightID (CopyrightChains transaction hash)
0x2c989216d8818c708807b095d5880015dc73a1faed224656b7f4bd27f3697086
Copyright registration time
2026-07-30T17:03:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T17:23:26Z
Bitcoin block
960284
Canonical record hash
sha256:5047e3b2ba5011dbe8a8a174b613c50cc6a7864faf3983c24a573213637e7d81

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.