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

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
NLA505800001
CopyrightID (CopyrightChains transaction hash)
0x0d961730279bebac8d12876fe2e4bfe63e79bbdd7192b6f58eaaa02bb78f673b
Copyright registration time
2026-06-09T07:54:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:20970b3f390ec4495fcc247f3271ab2d4f3bcbe164f9ef271098a95ebb2db206

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.