ISRC GBF078710591
Verified recording
GBF078710591 is “String Quartet In C Major, Op. 76 No. 3, Hob. lll:77 "Emperor"): 1. Allegro” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x333bd420c41b2ef0e03a7bc47253325cd48ec145c9b4587777788c02ad7e4117 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/GBF078710591.
Recording identifiers
- ISRC
- GBF078710591
- Title
- String Quartet In C Major, Op. 76 No. 3, Hob. lll:77 "Emperor"): 1. Allegro
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x333bd420c41b2ef0e03a7bc47253325cd48ec145c9b4587777788c02ad7e4117
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:e07937f1970ee05cacd543ee67716877752bbff2e14eb196f9246b4ae1eef2b1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078710591
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: String Quartet In C Major, Op. 76 No. 3, Hob. lll:77 "Emperor"): 1. Allegro · Machine-readable JSON-LD