ISRC HKI199513026
Verified recording
HKI199513026 is “Introduction to the Study of the guitar, Op. 60: No. 20 in E Minor” by Fernando Sor,
registered on the CopyrightChains blockchain with CopyrightID
0x7a1e0913800879306ab1cdd2e8d2f3e3109737639f217c929959d465a64a5f7c and independently timestamped
in Bitcoin block 960497 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199513026.
Recording identifiers
- ISRC
- HKI199513026
- Title
- Introduction to the Study of the guitar, Op. 60: No. 20 in E Minor
- Artist
- Fernando Sor
- CopyrightID (CopyrightChains transaction hash)
0x7a1e0913800879306ab1cdd2e8d2f3e3109737639f217c929959d465a64a5f7c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T02:22:04+00:00
- Bitcoin block
- 960497
- Canonical record hash
sha256:6d190391f390f8700527c9233db3d07f412880c0d7b4762fd0cb6c6db3950a4e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199513026
- Bitcoin block existence check
- https://blockstream.info/api/block/960497
Full record
Track page: Introduction to the Study of the guitar, Op. 60: No. 20 in E Minor · Machine-readable JSON-LD