ISRC GBLWD2005111
Verified recording
GBLWD2005111 is “Quartet, Op. 33 No. 3, Hob. III:39: III. Adagio ma non troppo” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x19c628465c15058e8e5e1f3ff7577d15904d4fea3a4d5d95657f812b3bd38b21 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD2005111.
Recording identifiers
- ISRC
- GBLWD2005111
- Title
- Quartet, Op. 33 No. 3, Hob. III:39: III. Adagio ma non troppo
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x19c628465c15058e8e5e1f3ff7577d15904d4fea3a4d5d95657f812b3bd38b21
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:342f63fa26048408f91e8cde8152c4dc00ff05b47b85acb326c579cca93c16ba- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD2005111
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Quartet, Op. 33 No. 3, Hob. III:39: III. Adagio ma non troppo · Machine-readable JSON-LD