Concerto In F Minor: Largo

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
USSJ10301402
CopyrightID (CopyrightChains transaction hash)
0x638b5cc126974a74a93d756f5596750c5df8b84fca7066274ed15bb374829d31
Copyright registration time
2026-06-07T19:12:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:efe97e87ad7123e424f70febb1a36a3746abee73121a4f89de3a8fc5ddd67378

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.