Passacaglia

Recording by George Frideric Handel.

Recording identifiers

ISRC
NL3M12407051
CopyrightID (CopyrightChains transaction hash)
0xdef169170111db9150ad43dcdc3e889dbc98d5436db500495b2fdc3fc154f3ed
Copyright registration time
2026-06-05T17:18:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:51b06791529cadb915b9ba2892e31d19d7812b7eb519bef28415f1fdf1d7dade

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.