Variations and Fugue on a Theme by Handel, Op. 24: Var. 4. Risoluto

Recording by Johannes Brahms.

Recording identifiers

ISRC
GBAJY0420105
CopyrightID (CopyrightChains transaction hash)
0x977c0aef0686f89cc041a9ae76752acecd79d10b2ad691012fc2a39a7b94edda
Copyright registration time
2026-06-28T06:08:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:07c809f1f95cf449a9efc1d62ecaacad01b087dc603ccf537bdba91ee95ceaa7

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.