ISRC GBLWD1600903
Verified recording
GBLWD1600903 is “String Quartet in B-Flat Major, Op. 76 No. 4, Hob. III: 78, "Sonnenaufgang": III. Menuet. Allegro” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x5fa5bc624fdd1c07d92be247b02621a6c5bdfc79169512dcbc6eb1d8d1f6d2d8 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/GBLWD1600903.
Recording identifiers
- ISRC
- GBLWD1600903
- Title
- String Quartet in B-Flat Major, Op. 76 No. 4, Hob. III: 78, "Sonnenaufgang": III. Menuet. Allegro
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x5fa5bc624fdd1c07d92be247b02621a6c5bdfc79169512dcbc6eb1d8d1f6d2d8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:01c21dfd61093e06b55b0d2cec564655c6df6c966d4fd3488d3655c8fefe1420- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD1600903
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: String Quartet in B-Flat Major, Op. 76 No. 4, Hob. III: 78, "Sonnenaufgang": III. Menuet. Allegro · Machine-readable JSON-LD