ISRC GBAYC9301547
Verified recording
GBAYC9301547 is “Haydn: String Quartet in G Major, Op. 77 No. 1, Hob. III:81: II. Adagio” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x09e2ed505490192646e84ca9e833c44882ad351124777603f19cba021197b50d and independently timestamped
in Bitcoin block 960144 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9301547.
Recording identifiers
- ISRC
- GBAYC9301547
- Title
- Haydn: String Quartet in G Major, Op. 77 No. 1, Hob. III:81: II. Adagio
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x09e2ed505490192646e84ca9e833c44882ad351124777603f19cba021197b50d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:09:47+00:00
- Bitcoin block
- 960144
- Canonical record hash
sha256:a950be8da3a3e2f44f4c0169410c25b8e42351ac30fb14ce85c4d123a0b6f19c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9301547
- Bitcoin block existence check
- https://blockstream.info/api/block/960144
Full record
Track page: Haydn: String Quartet in G Major, Op. 77 No. 1, Hob. III:81: II. Adagio · Machine-readable JSON-LD