ISRC USB8U1072383

Verified recording

USB8U1072383 is “24 Studies, Op. 35, "Exercises": No. 17 in D Major (Arr. A. Segovia for Guitar)” by Fernando Sor, registered on the CopyrightChains blockchain with CopyrightID 0x07e57099a310005afcc0002af8846abb09756982941eb9877e4535b045ffe92f 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/USB8U1072383.

Recording identifiers

ISRC
USB8U1072383
Title
24 Studies, Op. 35, "Exercises": No. 17 in D Major (Arr. A. Segovia for Guitar)
Artist
Fernando Sor
CopyrightID (CopyrightChains transaction hash)
0x07e57099a310005afcc0002af8846abb09756982941eb9877e4535b045ffe92f

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08+00:00
Bitcoin block
956304
Canonical record hash
sha256:fb7835e9069f6cebb8c4cd6a0bd1c60e06c69710eec19b0e4ed60d4d074a9da2
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1072383
Bitcoin block existence check
https://blockstream.info/api/block/956304

Full record

Track page: 24 Studies, Op. 35, "Exercises": No. 17 in D Major (Arr. A. Segovia for Guitar) · Machine-readable JSON-LD