Air on a Ground Bass

Recording by Henry Purcell.

Recording identifiers

ISRC
USSM18600244
CopyrightID (CopyrightChains transaction hash)
0xa0b73bf4319c7cf84fb4e78b6f2203345a5134df266f96692f5fa767638346a9
Copyright registration time
2026-06-21T17:30:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:d34c7c3d91c3eb6d1c29a62c0774f2654eb03b030f2956c049d7c39a9b42ccc5

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.