Air ("On a G String")

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
HKI199911316
CopyrightID (CopyrightChains transaction hash)
0x0382242ac8182259c2398d357dab3278520f46cf8576c8bc4bda5aefa7c5f8dd
Copyright registration time
2026-06-21T20:57:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:611d7117e0f98ebdf173f022d30d5f8aca9c348db8421bf5206bbaf9d9e44016

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.