ISRC GBDGQ1223809

Verified recording

GBDGQ1223809 is “Variations on a Theme of Haydn, Op. 56a: IX. Variation VIII, Presto non troppo” by Johannes Brahms, registered on the CopyrightChains blockchain with CopyrightID 0x76bea020cd162aba7ddbb5570a0489232b74932a502f9bb44958ba769a237d9e and independently timestamped in Bitcoin block 960266 on 2026-07-30. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBDGQ1223809.

Recording identifiers

ISRC
GBDGQ1223809
Title
Variations on a Theme of Haydn, Op. 56a: IX. Variation VIII, Presto non troppo
Artist
Johannes Brahms
CopyrightID (CopyrightChains transaction hash)
0x76bea020cd162aba7ddbb5570a0489232b74932a502f9bb44958ba769a237d9e

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-30T14:44:50+00:00
Bitcoin block
960266
Canonical record hash
sha256:4ea5026638e6b316f94b266d9511ba32e3336d0bf2d2719fb5ea61406e4630f7
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBDGQ1223809
Bitcoin block existence check
https://blockstream.info/api/block/960266

Full record

Track page: Variations on a Theme of Haydn, Op. 56a: IX. Variation VIII, Presto non troppo · Machine-readable JSON-LD