ISRC HKI199513013
Verified recording
HKI199513013 is “Introduction to the Study of the guitar, Op. 60: No. 7 in C Major” by Fernando Sor,
registered on the CopyrightChains blockchain with CopyrightID
0xb12062c28c6cde42ae67858e00ba6e460b8d8ebd63f56c21816ae1b39843ee51 and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199513013.
Recording identifiers
- ISRC
- HKI199513013
- Title
- Introduction to the Study of the guitar, Op. 60: No. 7 in C Major
- Artist
- Fernando Sor
- CopyrightID (CopyrightChains transaction hash)
0xb12062c28c6cde42ae67858e00ba6e460b8d8ebd63f56c21816ae1b39843ee51
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:3729b25076d4012b7e9cd82ab3a7e08075e542b2871f6231cd0efe22bc0f41dc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199513013
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: Introduction to the Study of the guitar, Op. 60: No. 7 in C Major · Machine-readable JSON-LD