ISRC CH0010900097
Verified recording
CH0010900097 is “String Quartet in G Minor, Op. 74, No. 3, Hob. III:74, "Horseman": II. Largo Assai” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x861c5847835b0e9639610b81363852daff96ebcb03cfa66020db28bc1271907e 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/CH0010900097.
Recording identifiers
- ISRC
- CH0010900097
- Title
- String Quartet in G Minor, Op. 74, No. 3, Hob. III:74, "Horseman": II. Largo Assai
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x861c5847835b0e9639610b81363852daff96ebcb03cfa66020db28bc1271907e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:71735ba7f574fbf5bfe07c705cc1ca029a994db4fc75dd1bad3a10c56769dc3a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0010900097
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: String Quartet in G Minor, Op. 74, No. 3, Hob. III:74, "Horseman": II. Largo Assai · Machine-readable JSON-LD