III. Largo

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
GBAYC9902229
CopyrightID (CopyrightChains transaction hash)
0xea93fe6b756c1744ee6800ca8623df6550e17b4f136b315fd51d5512a95c9602
Copyright registration time
2026-07-31T06:56:33+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T08:26:41Z
Bitcoin block
960368
Canonical record hash
sha256:fb959fbe2acd1c4d4e99d9796950fa08c3925cb76a0b6ced796848d780f31a1b

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.