Variations and Fugue on a Theme by Handel, Op. 24: Variation XII - Live

Recording by Johannes Brahms.

Recording identifiers

ISRC
GBF071741913
CopyrightID (CopyrightChains transaction hash)
0xea3eb596f0ac8d64b9926f7d2ba59f3d5243aa8df6312beca001ea81574168c4
Copyright registration time
2026-07-07T06:49:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:9ea0d993131cc0e766e2cdbfef0ea1c25aea3d5e6c3786d4fca758379685d5a2

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.