ISRC GBAYC9401691
Verified recording
GBAYC9401691 is “Haydn: String Quartet in B-Flat Major, Op. 76 No. 4, Hob. III:78 "Sunrise": I. Allegro con spirito” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x68d91f9ce24c960d094325be67e98cf225c89b58942ae5032104848a5a6d8fa6 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/GBAYC9401691.
Recording identifiers
- ISRC
- GBAYC9401691
- Title
- Haydn: String Quartet in B-Flat Major, Op. 76 No. 4, Hob. III:78 "Sunrise": I. Allegro con spirito
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x68d91f9ce24c960d094325be67e98cf225c89b58942ae5032104848a5a6d8fa6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:abdb55345760051b9d1f12ccb52135596950bf7e38aa09149840c7ec02c19de1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9401691
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Haydn: String Quartet in B-Flat Major, Op. 76 No. 4, Hob. III:78 "Sunrise": I. Allegro con spirito · Machine-readable JSON-LD