ISRC GBAYC9401709
Verified recording
GBAYC9401709 is “Haydn: String Quartet in C Major, Op. 76 No. 3, Hob. III:77 "Emperor": II. (d) Variation III” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0xbc2332898eca5e198eb514b68fc0b75db9689d9a74379499ab33886abfa0b86e 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/GBAYC9401709.
Recording identifiers
- ISRC
- GBAYC9401709
- Title
- Haydn: String Quartet in C Major, Op. 76 No. 3, Hob. III:77 "Emperor": II. (d) Variation III
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0xbc2332898eca5e198eb514b68fc0b75db9689d9a74379499ab33886abfa0b86e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:225f166816d223a27afcb401fa30bb2a8cffd7ea376bbdcfb3214e497f594fc3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9401709
- 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": II. (d) Variation III · Machine-readable JSON-LD