ISRC HKI199513029
Verified recording
HKI199513029 is “Introduction to the Study of the guitar, Op. 60: No. 23 in A Major” by Fernando Sor,
registered on the CopyrightChains blockchain with CopyrightID
0x41b1ba5fa09dd9219ffb93f47543eea8851585545974f1d688cc803fde741c0c and independently timestamped
in Bitcoin block 960404 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199513029.
Recording identifiers
- ISRC
- HKI199513029
- Title
- Introduction to the Study of the guitar, Op. 60: No. 23 in A Major
- Artist
- Fernando Sor
- CopyrightID (CopyrightChains transaction hash)
0x41b1ba5fa09dd9219ffb93f47543eea8851585545974f1d688cc803fde741c0c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:06:57+00:00
- Bitcoin block
- 960404
- Canonical record hash
sha256:3d92f32c1fc4a0438bdd80545735553aabd7fa664c99cfd0f6ab323e52a91562- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199513029
- Bitcoin block existence check
- https://blockstream.info/api/block/960404
Full record
Track page: Introduction to the Study of the guitar, Op. 60: No. 23 in A Major · Machine-readable JSON-LD