Ouverture in E Minor: IV. Air (2)

Recording by Johann Bernhard Bach.

Recording identifiers

ISRC
BER181637312
CopyrightID (CopyrightChains transaction hash)
0x506531202687e055a36fdc56a2acb96b77be5741dda7fbfffadb65432e80056d
Copyright registration time
2026-07-06T05:23:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:552f13630d1e8731a2a4a2c33463eddbdcf676290765d038b59518485cff9be3

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.