ISRC GBLWD1600908

Verified recording

GBLWD1600908 is “String Quartet in D Major, Op. 76 No. 5, Hob. III: 79: IV. Finale. Presto” by Joseph Haydn, registered on the CopyrightChains blockchain with CopyrightID 0xa9d130ed19d8c3e6d1a34b069dbddec1c025e7fc53504f59d475d47bc69225ca and independently timestamped in Bitcoin block 960435 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD1600908.

Recording identifiers

ISRC
GBLWD1600908
Title
String Quartet in D Major, Op. 76 No. 5, Hob. III: 79: IV. Finale. Presto
Artist
Joseph Haydn
CopyrightID (CopyrightChains transaction hash)
0xa9d130ed19d8c3e6d1a34b069dbddec1c025e7fc53504f59d475d47bc69225ca

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T16:33:26+00:00
Bitcoin block
960435
Canonical record hash
sha256:7fd5ab6fd64e7a020cbdbad360e944969389e492b0bbe68f0d5a0a0a89b27d0c
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD1600908
Bitcoin block existence check
https://blockstream.info/api/block/960435

Full record

Track page: String Quartet in D Major, Op. 76 No. 5, Hob. III: 79: IV. Finale. Presto · Machine-readable JSON-LD