ISRC HKI192230804
Verified recording
HKI192230804 is “Études, Book 1: No. 4, Fanfares” by György Ligeti,
registered on the CopyrightChains blockchain with CopyrightID
0xb661688b4292a467652fb6f4c5bf96449dd352b9511d3a5f9ab2f6ac5c05bccf and independently timestamped
in Bitcoin block 960468 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI192230804.
Recording identifiers
- ISRC
- HKI192230804
- Title
- Études, Book 1: No. 4, Fanfares
- Artist
- György Ligeti
- CopyrightID (CopyrightChains transaction hash)
0xb661688b4292a467652fb6f4c5bf96449dd352b9511d3a5f9ab2f6ac5c05bccf
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T21:25:57+00:00
- Bitcoin block
- 960468
- Canonical record hash
sha256:d75d1af87a6be9effcd47d753bc1ba9a224fde20080f1c51c9d5db368b894c4b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI192230804
- Bitcoin block existence check
- https://blockstream.info/api/block/960468
Full record
Track page: Études, Book 1: No. 4, Fanfares · Machine-readable JSON-LD