Variations and Fugue on a Theme by Handel, Op. 24: Var. 25

Recording by Johannes Brahms.

Recording identifiers

ISRC
GBAJY0420126
CopyrightID (CopyrightChains transaction hash)
0x597e21f5e0c1481a1d3711f843dcadb320c8310555e9e9a5dbf271d9611f20f9

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T21:09:47Z
Bitcoin block
960144
Canonical record hash
sha256:85893cf9a004e82bedf09bcb767de8ec6b4d1c3c4aa445f7fb06f4dd744365c1

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.