ISRC FRX201644657

Verified recording

FRX201644657 is “String Quartets, Op. 20, No. 5 in F Minor, Hob. III:35: II. Menuetto” by Joseph Haydn, registered on the CopyrightChains blockchain with CopyrightID 0xed31c89f8af89a39e6793a12b483157cb1fd4d4c9447aedaf1a7eab7b34ea93e and independently timestamped in Bitcoin block 957120 on 2026-07-08. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRX201644657.

Recording identifiers

ISRC
FRX201644657
Title
String Quartets, Op. 20, No. 5 in F Minor, Hob. III:35: II. Menuetto
Artist
Joseph Haydn
CopyrightID (CopyrightChains transaction hash)
0xed31c89f8af89a39e6793a12b483157cb1fd4d4c9447aedaf1a7eab7b34ea93e

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41+00:00
Bitcoin block
957120
Canonical record hash
sha256:832b1449f178a824f2828bef4b30f998bcdb6f05c18f1e109957c693b3c9274c
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRX201644657
Bitcoin block existence check
https://blockstream.info/api/block/957120

Full record

Track page: String Quartets, Op. 20, No. 5 in F Minor, Hob. III:35: II. Menuetto · Machine-readable JSON-LD