ISRC GBLWD2005103
Verified recording
GBLWD2005103 is “Quartet, Op. 33 No. 1, Hob. III:37: III. Andante” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x238076dafab6896364b5f5456338ce543e88bbb0b15527254fb3fbff0058fdde and independently timestamped
in Bitcoin block 960368 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD2005103.
Recording identifiers
- ISRC
- GBLWD2005103
- Title
- Quartet, Op. 33 No. 1, Hob. III:37: III. Andante
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x238076dafab6896364b5f5456338ce543e88bbb0b15527254fb3fbff0058fdde
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:26:41+00:00
- Bitcoin block
- 960368
- Canonical record hash
sha256:5bd6215dd5c0401caf31b15c29d3d5ac1b301a500c41f46125c0b2a04747fa94- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD2005103
- Bitcoin block existence check
- https://blockstream.info/api/block/960368
Full record
Track page: Quartet, Op. 33 No. 1, Hob. III:37: III. Andante · Machine-readable JSON-LD