ISRC GBLWD1702213
Verified recording
GBLWD1702213 is “Sonata No. 36 in C Major, Hob. XVI:21: I. Allegro” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x8c0be456575e367a3e8355eb813aed662ee0cf79803467d556f8f66e041ef464 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD1702213.
Recording identifiers
- ISRC
- GBLWD1702213
- Title
- Sonata No. 36 in C Major, Hob. XVI:21: I. Allegro
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x8c0be456575e367a3e8355eb813aed662ee0cf79803467d556f8f66e041ef464
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:71a74a384e098c753d9f1db31b27d47f4c0ab9c8b763a4c19b7440cf04bea367- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD1702213
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Sonata No. 36 in C Major, Hob. XVI:21: I. Allegro · Machine-readable JSON-LD