ISRC GBLWD1600802
Verified recording
GBLWD1600802 is “String Quartet in G Major, Op. 76 No. 1, Hob. III: 75: II. Adagio sostenuto” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x4ae9663f400c1b8fb88186115555f2ad854cacd2ff2eb2faee80a49da6dfffbb and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD1600802.
Recording identifiers
- ISRC
- GBLWD1600802
- Title
- String Quartet in G Major, Op. 76 No. 1, Hob. III: 75: II. Adagio sostenuto
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x4ae9663f400c1b8fb88186115555f2ad854cacd2ff2eb2faee80a49da6dfffbb
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:e4c0e51986097d836abdb78c3359df5456d2e9743266029fe87505bfe6754eb9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD1600802
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: String Quartet in G Major, Op. 76 No. 1, Hob. III: 75: II. Adagio sostenuto · Machine-readable JSON-LD