III. Contrapunctus III

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
NLA460914112
CopyrightID (CopyrightChains transaction hash)
0x92db4acdd593c323947d8f996da10ae2a807e9a069115d5325838d7b75f4acb4
Copyright registration time
2026-07-07T08:09:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:79874134d7634a53e01bb50363d0e3f8a2c7291b397da594021c41fc88b48492

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.