ISRC HKI199513015
Verified recording
HKI199513015 is “Introduction to the Study of the guitar, Op. 60: No. 9 in C Major” by Fernando Sor,
registered on the CopyrightChains blockchain with CopyrightID
0xaad537c5d3e21ad8991678e78a1e27b43c37839443aea58d1b24d0fd21ca787c and independently timestamped
in Bitcoin block 960489 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199513015.
Recording identifiers
- ISRC
- HKI199513015
- Title
- Introduction to the Study of the guitar, Op. 60: No. 9 in C Major
- Artist
- Fernando Sor
- CopyrightID (CopyrightChains transaction hash)
0xaad537c5d3e21ad8991678e78a1e27b43c37839443aea58d1b24d0fd21ca787c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T00:40:43+00:00
- Bitcoin block
- 960489
- Canonical record hash
sha256:876f9417efd0b7be62af44eed509d166eb7095a7f7427435f87a1a9af73ca764- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199513015
- Bitcoin block existence check
- https://blockstream.info/api/block/960489
Full record
Track page: Introduction to the Study of the guitar, Op. 60: No. 9 in C Major · Machine-readable JSON-LD