Sonata No.2 in A minor, BWV 1003 : I. Grave

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
SE24X1700113
CopyrightID (CopyrightChains transaction hash)
0xe3eb9b1686ee5f63de8932ab697e009162a6d0cd113a6ba385ba92eac52fbe5c
Copyright registration time
2026-01-28T18:48:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:f4bd9671bde09eac8fbb34c986480135b620f434c2172622b4b768bd277db7f7

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.