Brahms: Variations on a Theme by Haydn, Op. 56a "St. Antoni Chorale": Variation VI

Recording by Johannes Brahms.

Recording identifiers

ISRC
GBAYC2301815
CopyrightID (CopyrightChains transaction hash)
0xe6dbefbe81f97d25be76a547be096e3a486d3e62d2e330a161e7f93eb52e15fe
Copyright registration time
2026-07-07T13:28:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:43ce04f526bff2afa3cd24dc01ae6d0adddbdde96a452b4a7148c0b34763fd7a

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.