ISRC GBAYC9401705
Verified recording
GBAYC9401705 is “Haydn: String Quartet in C Major, Op. 76 No. 3, Hob. III:77 "Emperor": I. Allegro” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x042963ff69040ac49f83927925f8a07ad308a69972ce519c0d7b515c4cd59e6f and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9401705.
Recording identifiers
- ISRC
- GBAYC9401705
- Title
- Haydn: String Quartet in C Major, Op. 76 No. 3, Hob. III:77 "Emperor": I. Allegro
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x042963ff69040ac49f83927925f8a07ad308a69972ce519c0d7b515c4cd59e6f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:f0cdc259848bba8543d976b871b4af0f04de20d9726dc5f468df9e96e8eab6d8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9401705
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Haydn: String Quartet in C Major, Op. 76 No. 3, Hob. III:77 "Emperor": I. Allegro · Machine-readable JSON-LD