ISRC GBAYC9802949
Verified recording
GBAYC9802949 is “Haydn: String Quartet in E-Flat Major, Op. 76 No. 6, Hob. III:80: II. Fantasia. Adagio” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x8083df2549ad72c47365f85e710777e2f992c7b84c1f006e72095dec34ecd719 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/GBAYC9802949.
Recording identifiers
- ISRC
- GBAYC9802949
- Title
- Haydn: String Quartet in E-Flat Major, Op. 76 No. 6, Hob. III:80: II. Fantasia. Adagio
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x8083df2549ad72c47365f85e710777e2f992c7b84c1f006e72095dec34ecd719
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:b81e703bd2ee93c5350ba14991817b3102897046e251c27559da45f5e01f1939- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9802949
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Haydn: String Quartet in E-Flat Major, Op. 76 No. 6, Hob. III:80: II. Fantasia. Adagio · Machine-readable JSON-LD