ISRC DEF058802231
Verified recording
DEF058802231 is “String Quartet in G minor, HIII No. 74, Op. 74 No. 3 "The Horseman": 1. Allegro” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0xf6f8d10442da32d69855c10e0ce9d3373c4ae32536de2a048ed5768e84e8453d and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058802231.
Recording identifiers
- ISRC
- DEF058802231
- Title
- String Quartet in G minor, HIII No. 74, Op. 74 No. 3 "The Horseman": 1. Allegro
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0xf6f8d10442da32d69855c10e0ce9d3373c4ae32536de2a048ed5768e84e8453d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:4e6111c758c303f07489eb4dab5dfd36cbf0816bdd1b9161aa2f92cea78a8f3f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058802231
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: String Quartet in G minor, HIII No. 74, Op. 74 No. 3 "The Horseman": 1. Allegro · Machine-readable JSON-LD