Ouverture in E Minor: II. Air (1)

Recording by Johann Bernhard Bach.

Recording identifiers

ISRC
BER181637309
CopyrightID (CopyrightChains transaction hash)
0xe5882f6cca0c95c34849784db2d030566ec2eb304fe313c57ce49f7431c904cc
Copyright registration time
2026-06-23T11:25:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:be6f00c2b29ff3c5a1bf9f09a6fbb5265990cec4c107ffeb8238a415b7141526

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.