ISRC GBLWD1104512

Verified recording

GBLWD1104512 is “Sonata No. 20 in B-Flat Major, Hob. XVI:18: I. Allegro moderato” by Joseph Haydn, registered on the CopyrightChains blockchain with CopyrightID 0xa57c994cacf1e32269a38e2c2690a67c1d5b1309605a3dcd243f04e31bcb92a5 and independently timestamped in Bitcoin block 960337 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD1104512.

Recording identifiers

ISRC
GBLWD1104512
Title
Sonata No. 20 in B-Flat Major, Hob. XVI:18: I. Allegro moderato
Artist
Joseph Haydn
CopyrightID (CopyrightChains transaction hash)
0xa57c994cacf1e32269a38e2c2690a67c1d5b1309605a3dcd243f04e31bcb92a5

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T02:51:48+00:00
Bitcoin block
960337
Canonical record hash
sha256:5235dc912df9bc415a592f01ce2b4c77a10dddfdf082ab629685821830f7e5e1
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD1104512
Bitcoin block existence check
https://blockstream.info/api/block/960337

Full record

Track page: Sonata No. 20 in B-Flat Major, Hob. XVI:18: I. Allegro moderato · Machine-readable JSON-LD